When it comes to building or upgrading a computer, one of the most crucial components to consider is the power supply unit (PSU). A good PSU can make all the difference in ensuring that your system runs smoothly, efficiently, and reliably. With so many options available in the market, it can be overwhelming to choose the right one, especially when working with a budget. For those looking to save a buck without compromising on performance, the search for affordable yet reliable power supply units is a common endeavor. This is where the best psus under $100 come into play, offering a perfect balance of price and performance for budget-conscious buyers.
In this article, we will delve into the world of affordable power supply units, exploring the top-rated options that won’t break the bank. We will discuss the key features to look for when selecting a PSU, including wattage, efficiency, and connectivity. Our comprehensive reviews and buying guide will help you navigate the complexities of choosing the perfect PSU for your needs, whether you’re a gamer, a content creator, or just a casual user. By the end of this article, you’ll be equipped with the knowledge to make an informed decision and find the perfect power supply unit to power your system, without overspending.
We will review the best psus under $100 later in this article. But before that, take a look at some relevant products on Amazon:
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Introduction to Affordable Power Supplies
When it comes to building or upgrading a computer, one of the most crucial components to consider is the power supply unit (PSU). The PSU is responsible for converting AC power from the mains to DC power for the computer’s components. A good PSU can ensure stable and efficient power delivery, while a low-quality one can lead to system crashes, data loss, and even damage to the components.
In recent years, the market has seen a surge in affordable PSUs that offer impressive performance and reliability. These budget-friendly options have made it possible for users to build or upgrade their systems without breaking the bank. With so many options available, it can be challenging to choose the right PSU for your needs. However, by considering factors such as wattage, efficiency, and connectivity, you can find a reliable PSU that meets your requirements.
For users on a tight budget, finding the best psus under $100 can be a daunting task. However, there are several options available in this price range that offer excellent performance and value for money. These PSUs are designed to provide stable power delivery, high efficiency, and reliable operation, making them ideal for budget-friendly systems. Whether you’re building a home theater PC, a gaming rig, or a simple office computer, a good PSU is essential for ensuring reliable operation and minimizing the risk of system crashes.
When shopping for a PSU under $100, it’s essential to consider your system’s power requirements and choose a PSU that can handle the load. Look for PSUs with high efficiency ratings, such as 80 PLUS certification, and consider the number and type of connectors you need. By doing your research and choosing a reputable brand, you can find a reliable and efficient PSU that meets your needs and budget. With the right PSU, you can build a stable and efficient system that provides years of trouble-free operation.
Best Psus Under $100 – Reviews
The
EVGA 550 GS, 80+ Gold 550GS1001
is a highly regarded power supply unit that offers excellent performance and reliability. With an 80+ Gold certification, it provides an efficiency of up to 90%, making it an ideal choice for those looking to reduce their energy consumption. The 550 GS also features a modular design, allowing users to remove unnecessary cables and improve airflow within their system.
The
EVGA 550 GS, 80+ Gold 550GS1001
has a maximum power output of 550 watts, making it suitable for mid-range to high-end gaming systems. It also features a 135mm fan, which provides quiet and reliable cooling. The unit is also backed by a 5-year warranty, giving users peace of mind in case anything goes wrong. Overall, the EVGA 550 GS is an excellent choice for those looking for a high-quality power supply unit under $100.
The
Corsair CX550M, 80+ Bronze CX550M1101
is another highly rated power supply unit that offers great performance and value. With an 80+ Bronze certification, it provides an efficiency of up to 85%, making it a great choice for those looking to save energy. The CX550M also features a modular design, allowing users to customize their cable setup and improve airflow within their system.
The
Corsair CX550M, 80+ Bronze CX550M1101
has a maximum power output of 550 watts, making it suitable for mid-range gaming systems. It also features a 120mm fan, which provides quiet and reliable cooling. The unit is also backed by a 5-year warranty, giving users peace of mind in case anything goes wrong. Overall, the Corsair CX550M is an excellent choice for those looking for a high-quality power supply unit under $100 that offers great performance and value.
The
Thermaltake Toughpower 550W, 80+ Gold TT-550GT1101
is a high-performance power supply unit that offers excellent reliability and efficiency. With an 80+ Gold certification, it provides an efficiency of up to 90%, making it an ideal choice for those looking to reduce their energy consumption. The Toughpower 550W also features a modular design, allowing users to customize their cable setup and improve airflow within their system.
The
Thermaltake Toughpower 550W, 80+ Gold TT-550GT1101
has a maximum power output of 550 watts, making it suitable for mid-range to high-end gaming systems. It also features a 140mm fan, which provides quiet and reliable cooling. The unit is also backed by a 5-year warranty, giving users peace of mind in case anything goes wrong. Overall, the Thermaltake Toughpower 550W is an excellent choice for those looking for a high-quality power supply unit under $100 that offers great performance and reliability.
The
Seasonic S12III 550W, 80+ Bronze SS-550S31101
is a highly regarded power supply unit that offers excellent performance and value. With an 80+ Bronze certification, it provides an efficiency of up to 85%, making it a great choice for those looking to save energy. The S12III 550W also features a modular design, allowing users to customize their cable setup and improve airflow within their system.
The
Seasonic S12III 550W, 80+ Bronze SS-550S31101
has a maximum power output of 550 watts, making it suitable for mid-range gaming systems. It also features a 120mm fan, which provides quiet and reliable cooling. The unit is also backed by a 5-year warranty, giving users peace of mind in case anything goes wrong. Overall, the Seasonic S12III 550W is an excellent choice for those looking for a high-quality power supply unit under $100 that offers great performance and value.
The
corsair cv550, 80+ bronze CV5501101
is a budget-friendly power supply unit that offers great performance and reliability. With an 80+ Bronze certification, it provides an efficiency of up to 85%, making it a great choice for those looking to save energy. The cv550 also features a compact design, making it easy to install in smaller systems.
The
corsair cv550, 80+ bronze CV5501101
has a maximum power output of 550 watts, making it suitable for mid-range gaming systems. It also features a 120mm fan, which provides quiet and reliable cooling. The unit is also backed by a 5-year warranty, giving users peace of mind in case anything goes wrong. Overall, the corsair cv550 is an excellent choice for those looking for a high-quality power supply unit under $100 that offers great performance and value.
Affordable Power: The Necessity of PSUs Under $100
For many consumers, building or upgrading a computer can be a daunting task, especially when it comes to choosing the right power supply unit (PSU). A PSU is a critical component that powers all the hardware in a computer, and its quality can significantly impact the system’s performance and reliability. However, high-quality PSUs can be expensive, which is why many people look for affordable options that can meet their needs without breaking the bank.
One of the primary reasons people need to buy PSUs under $100 is that they often have limited budgets for their computer builds or upgrades. Students, gamers, and home users may not require high-end systems that can handle extreme workloads or support multiple graphics cards. As a result, they can opt for more affordable PSUs that can still provide reliable power to their systems. Additionally, some users may be looking to build a basic computer for general use, such as browsing the internet, word processing, or streaming videos, which does not require a high-wattage PSU.
When shopping for a PSU under $100, it’s essential to consider factors such as wattage, efficiency, and connectors. A good PSU should be able to provide sufficient power to all the components, while also being energy-efficient to minimize electricity costs. Look for PSUs with high efficiency ratings, such as 80 PLUS certification, and ensure that they have the necessary connectors for your hardware, including SATA, PCIe, and molex connectors. By doing so, you can find the best psus under $100 that meet your needs and provide reliable power to your system.
In conclusion, buying a PSU under $100 is a practical option for many consumers who need to build or upgrade a computer without overspending. By considering factors such as wattage, efficiency, and connectors, you can find an affordable PSU that meets your needs and provides reliable power to your system. Whether you’re a gamer, student, or home user, there are many affordable PSUs available that can provide the necessary power to your computer without breaking the bank. With a little research and planning, you can find a suitable PSU that fits your budget and provides years of reliable service.
Key Features to Consider When Buying a PSU Under $100
When it comes to buying a power supply unit (PSU) under $100, there are several key features to consider. One of the most important factors is the wattage of the PSU. This determines how much power the PSU can provide to the computer’s components. A higher wattage PSU can handle more powerful components, but it also increases the cost. For most users, a PSU with a wattage of 300-500W is sufficient.
Another important feature to consider is the efficiency of the PSU. This is measured by the 80 PLUS certification, which indicates the PSU’s ability to convert AC power to DC power efficiently. A higher efficiency PSU can help reduce energy costs and minimize waste heat. When buying a PSU under $100, look for one with an 80 PLUS Bronze certification or higher.
The modularity of the PSU is also an important consideration. A modular PSU allows users to remove unused cables, which can improve airflow and reduce clutter. However, modular PSUs are generally more expensive than non-modular ones. For users on a budget, a non-modular PSU may be a more affordable option.
In addition to these features, users should also consider the connectors and cables provided with the PSU. Make sure the PSU has the necessary connectors to support the computer’s components, such as SATA, PCIe, and CPU power cables. The length and quality of the cables are also important factors to consider.
Benefits of Using a PSU Under $100
Using a PSU under $100 can provide several benefits for users. One of the most significant advantages is the cost savings. By choosing a lower-priced PSU, users can allocate more budget to other components, such as the CPU, GPU, or RAM. This can help improve the overall performance of the computer without breaking the bank.
Another benefit of using a PSU under $100 is the reduced energy consumption. Lower-wattage PSUs are designed to be more energy-efficient, which can help minimize waste heat and reduce energy costs. This is especially important for users who plan to run their computers for extended periods or use them for resource-intensive tasks like gaming or video editing.
In addition to the cost savings and energy efficiency, using a PSU under $100 can also provide a more streamlined and compact build. Lower-wattage PSUs are often smaller and lighter, which can make them easier to install and manage. This can be particularly beneficial for users who are building small-form-factor computers or have limited space in their cases.
Overall, using a PSU under $100 can be a smart choice for users who are looking to save money, reduce energy consumption, and simplify their builds. By choosing a lower-priced PSU, users can allocate more budget to other components and enjoy a more efficient and compact computer system.
PSU Under $100 for Gaming and Video Editing
For users who plan to use their computers for gaming or video editing, a PSU under $100 can still be a viable option. However, it’s essential to choose a PSU that can handle the increased power demands of these applications. Look for a PSU with a higher wattage, such as 500-650W, and an 80 PLUS Gold certification or higher.
When it comes to gaming, the PSU should be able to provide enough power to support the GPU, CPU, and other components. A PSU with multiple PCIe connectors and high-quality cables can help ensure reliable power delivery and minimize the risk of overheating. For video editing, the PSU should be able to handle the increased power demands of the CPU and GPU during rendering and encoding tasks.
In addition to the wattage and efficiency, users should also consider the PSU’s reliability and durability. Look for a PSU with a high MTBF (mean time between failures) rating and a comprehensive warranty. A PSU with a 5-year warranty or longer can provide peace of mind and protect against costly repairs or replacements.
By choosing the right PSU under $100, gamers and video editors can enjoy reliable and efficient power delivery, even during demanding tasks. However, it’s crucial to research and compare different options carefully to ensure the chosen PSU can meet the specific needs of the computer system.
PSU Under $100 for Home and Office Use
For home and office users, a PSU under $100 can provide a reliable and affordable power solution. When choosing a PSU for these applications, consider the specific needs of the computer system. If the computer is used for general tasks like web browsing, email, and word processing, a lower-wattage PSU (300-400W) may be sufficient.
However, if the computer is used for more resource-intensive tasks like photo editing or streaming, a higher-wattage PSU (500-650W) may be necessary. Look for a PSU with an 80 PLUS Bronze certification or higher and multiple connectors to support the computer’s components.
In addition to the wattage and efficiency, users should also consider the noise level and aesthetics of the PSU. A PSU with a low noise level (less than 20 dB) can help minimize distractions and create a more pleasant working environment. A PSU with a compact design and sleek finish can also complement the computer’s case and add a touch of style to the workspace.
By choosing the right PSU under $100, home and office users can enjoy a reliable and efficient power solution that meets their specific needs. Whether it’s for general use or more demanding tasks, a low-cost PSU can provide a great value and help reduce energy costs over time.
Buying Guide for Affordable Power Supplies: Finding the Best Option
When it comes to building or upgrading a computer, one of the most crucial components to consider is the power supply unit (PSU). A good PSU can ensure that your system runs efficiently, reliably, and safely. With so many options available in the market, it can be overwhelming to choose the right one, especially when you’re on a budget. If you’re looking for a reliable PSU without breaking the bank, you’re likely searching for the best psus under $100. In this guide, we will explore the key factors to consider when buying a PSU in this price range.
Wattage and Power Output
The wattage of a PSU determines how much power it can provide to your system. It’s essential to choose a PSU that can handle the power requirements of your components. If you’re building a basic system for general use, such as web browsing, office work, or streaming, a lower wattage PSU may be sufficient. However, if you’re planning to use your system for gaming or other resource-intensive tasks, you’ll need a PSU with a higher wattage. It’s also important to consider the power output of the PSU, which is usually listed in volts and amps.
When choosing a PSU based on wattage and power output, it’s crucial to calculate the total power requirements of your system. You can use online tools to estimate the power consumption of your components. Keep in mind that it’s always better to have a little extra headroom, so consider a PSU with a slightly higher wattage than your estimated requirements. This will ensure that your system can handle any unexpected power spikes or future upgrades. Additionally, look for a PSU with a high peak wattage, which indicates its ability to handle short-term power surges.
Efficiency and Certification
The efficiency of a PSU is measured by its ability to convert AC power from the wall outlet to DC power for your system’s components. A more efficient PSU will waste less energy as heat, which can help reduce your electricity bill and minimize the risk of overheating. Look for a PSU with a high efficiency rating, usually indicated by the 80 PLUS certification. The 80 PLUS certification is a standard that ensures the PSU meets certain efficiency requirements at different loads.
When choosing a PSU based on efficiency and certification, consider the different levels of 80 PLUS certification, such as Bronze, Silver, Gold, Platinum, and Titanium. Each level represents a higher efficiency rating, with Bronze being the minimum and Titanium being the highest. While a higher certification level may not be necessary for a basic system, it’s essential for more powerful builds or those that require high efficiency. Additionally, consider the PSU’s noise level, as some high-efficiency PSUs may use quieter fans or fanless designs to minimize noise.
Connectors and Compatibility
The connectors and compatibility of a PSU are crucial to ensure that it can connect to all your system’s components. Make sure the PSU has the necessary connectors for your motherboard, CPU, GPU, and any other components that require power. The most common connectors include ATX, EPS, PCIe, and SATA. Also, consider the length of the cables, as you’ll want to ensure that they can reach all your components comfortably.
When choosing a PSU based on connectors and compatibility, it’s essential to check the PSU’s documentation or manufacturer’s website for a list of compatible components. Some PSUs may have modular cabling, which allows you to remove unused cables and improve airflow within the case. Modular cabling can also make it easier to upgrade or replace components in the future. Additionally, consider the PSU’s form factor, as some cases may require a specific size or shape, such as SFX or ATX.
Reliability and Durability
The reliability and durability of a PSU are critical to ensure that it can provide power to your system consistently and safely. Look for a PSU with a good reputation, high-quality components, and a robust design. A reliable PSU should have a high mean time between failures (MTBF) rating, which indicates its expected lifespan. Also, consider the PSU’s warranty and customer support, as these can indicate the manufacturer’s confidence in their product.
When choosing a PSU based on reliability and durability, it’s essential to read reviews and ratings from other users to get an idea of the PSU’s performance and reliability. You can also check the PSU’s components, such as the capacitors and fan, to ensure they are of high quality. Some PSUs may have additional features, such as overvoltage protection, undervoltage protection, or short-circuit protection, which can help prevent damage to your system. Additionally, consider the PSU’s build quality, as a well-built PSU with a sturdy casing and secure connectors can provide better reliability and durability.
Noise Level and Cooling
The noise level and cooling of a PSU can be important factors to consider, especially if you plan to use your system in a quiet environment or for long periods. Some PSUs can be quite loud, especially when under heavy load, while others may use fanless designs or quiet fans to minimize noise. Look for a PSU with a low noise level or a fanless design, especially if you’re planning to use your system for audio or video production.
When choosing a PSU based on noise level and cooling, it’s essential to consider the PSU’s fan design and noise level. Some PSUs may use high-quality fans with low noise levels, while others may use fanless designs that rely on convection cooling. Additionally, consider the PSU’s heat output and how it may affect your system’s overall temperature. A PSU with a high efficiency rating and low heat output can help minimize the risk of overheating and reduce the noise level of your system. You can also check the PSU’s documentation or manufacturer’s website for noise level ratings or fan specifications.
Price and Value
The price and value of a PSU are critical factors to consider, especially when you’re on a budget. While it may be tempting to choose the cheapest PSU available, it’s essential to consider the trade-offs in terms of performance, reliability, and features. Look for a PSU that offers a good balance of price and performance, and consider the value it provides for your specific needs. A higher-priced PSU may offer better performance, reliability, or features, but it may not be necessary for a basic system.
When choosing a PSU based on price and value, it’s essential to compare different models and brands to find the best option for your budget. Consider the PSU’s specifications, features, and performance, and weigh them against the price. You can also check for discounts, promotions, or bundle deals that may offer better value. Additionally, consider the PSU’s long-term costs, such as energy consumption and maintenance, which can affect its overall value. By considering these factors, you can find a PSU that provides the best value for your money and meets your specific needs.
FAQs
What is a PSU and why is it important for my computer?
A Power Supply Unit (PSU) is a crucial component of a computer that supplies power to all the hardware components, including the CPU, motherboard, RAM, and graphics card. It is responsible for converting the AC power from the wall outlet to DC power that the computer’s components can use. A good PSU is essential for the stable and efficient operation of a computer, as it ensures that all components receive the power they need to function properly.
A high-quality PSU can also help to prevent damage to the computer’s components, such as overheating or power surges, which can occur if the PSU is not capable of delivering a stable and consistent power supply. Additionally, a good PSU can also help to improve the overall performance of the computer, as it can provide a stable and reliable power supply that allows the components to operate at their optimal levels. Therefore, choosing the right PSU is an important decision when building or upgrading a computer, and it is essential to consider factors such as wattage, efficiency, and compatibility when selecting a PSU.
How do I choose the right PSU for my computer?
To choose the right PSU for your computer, you need to consider several factors, including the wattage, efficiency, and compatibility of the PSU with your computer’s components. The wattage of the PSU should be sufficient to power all the components in your computer, taking into account the power requirements of each component. You can calculate the total power requirement of your computer by adding up the power consumption of each component, including the CPU, motherboard, RAM, graphics card, and any other peripherals.
It is also important to consider the efficiency of the PSU, which is measured by its 80 PLUS certification. A higher 80 PLUS certification, such as 80 PLUS Gold or Platinum, indicates that the PSU is more efficient and can deliver power to the computer’s components with less energy loss. Additionally, you need to ensure that the PSU is compatible with your computer’s motherboard and other components, and that it has the necessary connectors and cables to connect to all the components. By considering these factors, you can choose a PSU that meets your computer’s power requirements and provides a stable and reliable power supply.
What is the difference between a modular and non-modular PSU?
A modular PSU is a type of PSU that allows you to detach and reattach the cables as needed, whereas a non-modular PSU has fixed cables that are permanently attached to the PSU. Modular PSUs are more flexible and convenient, as they allow you to customize the cabling to suit your specific needs and reduce clutter in the computer case. Non-modular PSUs, on the other hand, are often less expensive and can be a good option for those who do not need the flexibility of modular cabling.
Modular PSUs are generally more popular among computer enthusiasts and builders, as they provide more flexibility and convenience. However, non-modular PSUs can still be a good option for those who are on a budget or do not need the advanced features of modular PSUs. Ultimately, the choice between a modular and non-modular PSU depends on your specific needs and preferences, and you should consider factors such as cost, convenience, and flexibility when making your decision.
Can I use a PSU with a higher wattage than my computer requires?
Yes, you can use a PSU with a higher wattage than your computer requires, but it is not necessarily the most efficient or cost-effective option. A higher-wattage PSU can provide a stable and reliable power supply, even if your computer does not require the full wattage. However, a higher-wattage PSU is often more expensive than a lower-wattage PSU, and it may also be less efficient, which can increase your electricity bill.
Using a PSU with a higher wattage than your computer requires can also lead to wasted energy, as the PSU will still consume some power even when it is not delivering the full wattage to the computer. However, if you plan to upgrade your computer in the future with more powerful components, a higher-wattage PSU can provide a margin of safety and ensure that your computer receives the power it needs. Ultimately, the choice of PSU wattage depends on your specific needs and plans for your computer, and you should consider factors such as cost, efficiency, and future upgrade plans when making your decision.
What is the 80 PLUS certification and why is it important?
The 80 PLUS certification is a standard for measuring the efficiency of a PSU, which is defined as the ratio of the output power to the input power. A higher 80 PLUS certification, such as 80 PLUS Gold or Platinum, indicates that the PSU is more efficient and can deliver power to the computer’s components with less energy loss. The 80 PLUS certification is important because it helps to ensure that the PSU is reliable, efficient, and can provide a stable power supply to the computer’s components.
A higher 80 PLUS certification can also help to reduce your electricity bill, as a more efficient PSU can consume less power to deliver the same amount of power to the computer’s components. Additionally, a more efficient PSU can also generate less heat, which can improve the overall reliability and lifespan of the computer. When choosing a PSU, look for the 80 PLUS certification and choose a PSU with a high certification level, such as 80 PLUS Gold or Platinum, to ensure that you get a reliable and efficient power supply for your computer.
Can I use a PSU from a different manufacturer than my computer’s components?
Yes, you can use a PSU from a different manufacturer than your computer’s components, as long as the PSU is compatible with your computer’s motherboard and other components. The PSU is a separate component from the other components in your computer, and it does not need to be from the same manufacturer to function properly. However, it is still important to ensure that the PSU is compatible with your computer’s components, and that it has the necessary connectors and cables to connect to all the components.
When choosing a PSU from a different manufacturer, make sure to check the compatibility of the PSU with your computer’s components, and read reviews and ratings from other users to ensure that the PSU is reliable and efficient. Additionally, consider the warranty and support offered by the manufacturer, as well as the price and value of the PSU. By choosing a compatible and high-quality PSU, you can ensure that your computer receives a stable and reliable power supply, regardless of the manufacturer of the other components.
How long does a PSU typically last and what are the signs of a failing PSU?
A PSU can typically last for 5-7 years or more, depending on the quality of the PSU, the usage patterns, and the operating conditions. However, the lifespan of a PSU can vary significantly, and it may fail earlier or later than expected. Signs of a failing PSU can include erratic power supply, overheating, noise, and shutdowns or failures to boot. If you notice any of these symptoms, it may be a sign that your PSU is failing and needs to be replaced.
If your PSU is failing, it is essential to replace it as soon as possible to prevent damage to your computer’s components. A failing PSU can cause data loss, component failure, and even a complete system failure. When replacing a PSU, choose a high-quality PSU that is compatible with your computer’s components, and follow proper installation procedures to ensure that the new PSU is installed correctly and safely. By replacing a failing PSU promptly, you can prevent damage to your computer and ensure that it continues to operate reliably and efficiently.
The Bottom Line
In conclusion, selecting the right power supply unit (PSU) is a crucial decision for any PC builder or enthusiast, as it directly affects the performance, reliability, and overall lifespan of the system. A high-quality PSU not only ensures stable power delivery but also provides protection against electrical surges, overheating, and other potential hazards. With numerous options available in the market, it can be overwhelming to choose the perfect PSU that meets one’s specific needs and budget.
When looking for an affordable yet reliable power supply, the best psus under $100 offer an excellent balance of performance, efficiency, and value. By considering factors such as wattage, efficiency rating, modular design, and brand reputation, users can make an informed decision and find the perfect PSU that meets their requirements. Whether building a new gaming PC, upgrading an existing system, or simply replacing a faulty PSU, the options outlined in this article provide a comprehensive guide to help users make the right choice and enjoy a reliable, high-performance computing experience.