




A reliable power supply keeps your PC running efficiently, safely, and without interruptions. It provides stable power to all components, helping prevent crashes, sudden shutdowns, and long-term hardware damage. A high-quality PSU also offers protection against power surges and overheating, ensuring consistent performance and system reliability.
Whether you’re building a basic PC for browsing, office work, or studying, or a high-performance setup for gaming, video editing, or rendering, our list features the best computer power supplies available on Shopee and Lazada to match your needs.
Quick List - Top Power Supply for Computer
Seasonic

Powers High-End GPUs With ATX 3.0 and 12VHPWR Support
Corsair

A Low-Noise PSU With ATX 3.0 and Industrial-Grade Capacitors
MSI

Experience Good Performance With NVIDIA RTX 40 Series and ATX 3.1 Support
Cooler Master

Powers Systems Safely With Complete PC Protection Features

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Understanding the key specifications and features is crucial when selecting a power supply for your computer. This guide will help you select the right one based on your system’s components, performance requirements, and potential future upgrades.
The right wattage depends on your CPU, GPU, and the overall demands of your system. Lighter tasks, such as web browsing, require less power, while heavy workloads, like gaming, need higher wattage to ensure stable performance and prevent system crashes.
Power supplies rated 500-650W are recommended for basic builds and mid-range GPUs, as they provide sufficient power without excessive energy waste. This range can safely support standard hard drives, fans, and USB devices.
For gaming and modeling software that demand heavy processing and detailed graphics, look for a power supply rated between 700 and 850W. This wattage provides stable performance under high loads, reducing the risk of crashes or instability. It also supports powerful CPUs and high-end GPUs, ensuring smooth multitasking and rendering.
An 80 Plus efficiency rating improves power management and lowers heat. Budget or entry-level systems with 80 Plus Bronze units have basic efficiency at an affordable price. For quieter, cooler, and more efficient performance, 80 Plus Gold PSUs are ideal. Higher efficiency not only saves electricity but also extends the lifespan of your components.
Non-modular, semi-modular, and fully modular power supplies each suit different types of builds. Choose one that matches your setup and cable management preferences.
Non-modular power supplies have a fixed attachment of cables, which means that they are less flexible but often more affordable. They are a good choice if you don’t mind managing fixed cables inside your case. Despite the lack of customization, they still provide reliable power for most systems.
Semi-modular and fully modular power supplies make your PC build way cleaner and easier to manage. With semi-modular units, the essential cables are already attached, but you can add more as needed. Meanwhile, fully modular ones allow you to plug in or remove cables, which improves airflow inside the case, leading to a cooler system and a tidier space.
Standard safety protections, such as OVP (Overvoltage Protection), OCP (Overcurrent Protection), SCP (Short Circuit Protection), and OTP (Overtemperature Protection), help prevent damage and contribute to the device's lifespan. These safeguards protect your PC, keeping your system safe, reliable, and consistent even with heavy use and time.
If you’re using or plan to get a newer graphics card, ensure that the power supply you’re considering supports the correct PCIe cables or is ATX 3.0 compatible. Modern GPUs often need more power and updated connectors that older PSUs might not have. Using a power supply with these features will keep your computer running smoothly and avoid power issues.
Products | Image | Click to purchase | Key features | Details | |||||
|---|---|---|---|---|---|---|---|---|---|
Wattage | Efficiency Rating | Modular Design | Safety Features | Additional Features | |||||
1 | Seasonic PSU 750W Power Supply Unit|Focus GX-750 | ![]() | Powers High-End GPUs With ATX 3.0 and 12VHPWR Support | 750W | 80 PLUS Gold | Fully Modular | OVP、OCP、UVP、OPP、OTP、SCP | ATX 3.1 & PCIe 5.1 Compliant (upgraded from ATX 3.0 base), Seasonic OptiSink Design, 135mm Fluid Dynamic Bearing (FDB) Fan, Native 12V-2x6 Cable Support | |
2 | Corsair RMe Series ATX Power Supply|RM750e | ![]() | A Low-Noise PSU With ATX 3.0 and Industrial-Grade Capacitors | 750W | 80 PLUS Gold | Fully Modular | OVP、OCP、UVP、OPP、OTP、SCP | ATX 3.1 Certified & PCIe 5.1 Compliant, Native 12V-2x6 GPU Cable (600W Capable), Zero RPM Fan Mode for Low-Noise, Compact 140mm Length | |
3 | MSI Power Supply MAG|A750GL PCIE5 | ![]() | Experience Good Performance With NVIDIA RTX 40 Series and ATX 3.1 Support | 750W | 80 PLUS Gold | Fully Modular | OVP、OCP、UVP、OPP、OTP、SCP | ATX 3.1 Ready & PCIe 5.1 Compliant, Dual-Color 16-Pin (12V-2x6) Visual Verification Cable, Native 450W GPU Power, 120mm FDB Fan | |
4 | Cooler Master MWE Bronze 750 V3 Power Supply|MPE-7501-ACAAW-3B | ![]() | Powers Systems Safely With Complete PC Protection Features | 750W | 80 PLUS Bronze | Non-Modular | OVP、UVP、OPP、OTP、SCP | ATX 3.1 Compatible, DC-to-DC + LLC Circuit Design, 120mm HDB (Hydrodynamic Bearing) Fan, High Temperature Resilience (0–40°C), Embossed Cable | |
5 | Lian Li 850W 80+ Gold Fully Modular Power Supply|SP850 | ![]() | A Near-Silent PSU With SFX and Zero RPM Cooling for Compact Builds | 850W | 80 PLUS Gold | Fully Modular | OVP、OCP、UVP、OPP、SCP、OTP | SFX Form Factor (not standard ATX; 125 × 100 × 63.5 mm), 92mm Hydraulic Bearing Fan, Zero RPM Mode (Until 40% Load), Japanese Electrolytic Capacitors, 12VHPWR Connector (SP850) | |
6 | Corsair 550 Watt 80 PLUS Bronze ATX Power Supply|CX550 | ![]() | Enjoy Uninterrupted Gaming With Continuous Power and Reliable Efficiency | 550W | 80 PLUS Bronze | Non-Modular | OVP、OCP、UVP、OPP、OTP、SCP | ATX12V v2.31 Support (no PCIe 5.x), Thermally Controlled 120mm Fan, Compact 125mm Length, Black Sleeved Cabling | |
7 | MSI Power Supply MAG |A550BN | ![]() | A Sleek, Energy-Efficient Power Supply Designed for Quiet Operation | 550W | 80 PLUS Bronze | Non-Modular | OVP、OCP、UVP、OPP、OTP、SCP | DC-to-DC Circuit Design, 120mm Sleeve Bearing Fan, Active PFC, Single +12V Rail (no PCIe 5.x or ATX 3.x) | |
8 | Gigabyte Power Supply P650G |GP-P650G | ![]() | Have Peace of Mind With Long-Lasting Capacitors and 5-Year Warranty | 650W | 80 PLUS Gold | Non-Modular | OVP、OCP、UVP、OPP、OTP、SCP | ATX/MB 20+4 & PCI-e 6+2, 120mm Hydraulic Bearing (HYB) Fan, 16-Pin (12V-2x6) Connector, Main Japanese Capacitors | |
9 | Seasonic CORE GX 650W Power Supply | ![]() | A Highly-Efficient, Robust Power Supply From a Trusted Brand | 650W | 80 PLUS Gold | Fully Modular | OVP、OCP、UVP、OPP、OTP、SCP | ATX 3.0 & PCIe 5.0 Ready (V2 Version), Smart and Silent Fan Control, Hydro Dynamic Bearing Fan, Japanese 105°C Capacitors, DC-to-DC Module Design, Single +12V Rail | |
10 | FSP HV PRO 550W Power Supply|FSP550-51AAC | ![]() | Has 88% Efficiency and DC Voltage Stabilization to Tackle Daily Tasks Easily | 550W | 80 PLUS Bronze | Non-Modular | OVP、OCP、OPP、SCP | ATX12 v2.52 & EPS12 v2.92 Compliant, Active PFC, 120mm Sleeve Bearing Fan, Single +12V Rail, DC-to-DC Module Design | |
Features and benefits:
Reviews mention:
Users praise this high-quality 750W power supply for its wide range of features and its top-tier A ranking in reliability ratings, establishing it as one of the best options on the market. Many appreciate its hefty build, indicating high quality, along with a 10-year warranty that supports multiple upgrades.
| Wattage | 750W |
|---|---|
| Efficiency Rating | 80 PLUS Gold |
| Modular Design | Fully Modular |
| Safety Features | OVP、OCP、UVP、OPP、OTP、SCP |
| Additional Features | ATX 3.1 & PCIe 5.1 Compliant (upgraded from ATX 3.0 base), Seasonic OptiSink Design, 135mm Fluid Dynamic Bearing (FDB) Fan, Native 12V-2x6 Cable Support |
Features and benefits:
Reviews mention:
Feedback often points to rock-solid stability in this power supply, with no coil whine even after heavy testing across components. Users also expressed appreciation for its quiet operation and high quality, ideal for mid-range builds.
| Wattage | 750W |
|---|---|
| Efficiency Rating | 80 PLUS Gold |
| Modular Design | Fully Modular |
| Safety Features | OVP、OCP、UVP、OPP、OTP、SCP |
| Additional Features | ATX 3.1 Certified & PCIe 5.1 Compliant, Native 12V-2x6 GPU Cable (600W Capable), Zero RPM Fan Mode for Low-Noise, Compact 140mm Length |
Features and benefits:
Reviews mention:
Many users say that this fully modular power supply from a trusted brand delivers strong performance, durable construction, and reliable operation. Several shared how the extra CPU cables and hassle-free installation simplified their setups.
| Wattage | 750W |
|---|---|
| Efficiency Rating | 80 PLUS Gold |
| Modular Design | Fully Modular |
| Safety Features | OVP、OCP、UVP、OPP、OTP、SCP |
| Additional Features | ATX 3.1 Ready & PCIe 5.1 Compliant, Dual-Color 16-Pin (12V-2x6) Visual Verification Cable, Native 450W GPU Power, 120mm FDB Fan |
Features and benefits:
Reviews mention:
According to reviews, the non-modular cables of this power supply can be challenging to organize. Nevertheless, users still appreciate it for resolving sudden restarts and PC shutdowns that occur after short periods of use. They say it delivers reliable performance with no issues at an affordable price.
| Wattage | 750W |
|---|---|
| Efficiency Rating | 80 PLUS Bronze |
| Modular Design | Non-Modular |
| Safety Features | OVP、UVP、OPP、OTP、SCP |
| Additional Features | ATX 3.1 Compatible, DC-to-DC + LLC Circuit Design, 120mm HDB (Hydrodynamic Bearing) Fan, High Temperature Resilience (0–40°C), Embossed Cable |
Reviews mention:
This PSU is generally reviewed positively, with users noting it runs quieter than previous models. Customers also report effective powering of components without issues. They appreciate its secure modular design, even if cables are complicated to remove.
| Wattage | 850W |
|---|---|
| Efficiency Rating | 80 PLUS Gold |
| Modular Design | Fully Modular |
| Safety Features | OVP、OCP、UVP、OPP、SCP、OTP |
| Additional Features | SFX Form Factor (not standard ATX; 125 × 100 × 63.5 mm), 92mm Hydraulic Bearing Fan, Zero RPM Mode (Until 40% Load), Japanese Electrolytic Capacitors, 12VHPWR Connector (SP850) |
Features and benefits:
Reviews mention:
A few users noted this power supply's heavier, sturdier build compared to competitors. They say it also effectively prevents shutdowns and flickering fans during gaming. Others highlighted the consistent power delivery under multitasking loads as well.
| Wattage | 550W |
|---|---|
| Efficiency Rating | 80 PLUS Bronze |
| Modular Design | Non-Modular |
| Safety Features | OVP、OCP、UVP、OPP、OTP、SCP |
| Additional Features | ATX12V v2.31 Support (no PCIe 5.x), Thermally Controlled 120mm Fan, Compact 125mm Length, Black Sleeved Cabling |
Features and benefits:
Reviews mention:
Users like this power supply for its sleek design and reliable performance. Some people simply mention the need for a grounded socket or an AVR to prevent electrical issues. Still, many appreciate its sufficient power delivery for setups like i5-13600F and RTX 2060S without issues.
| Wattage | 550W |
|---|---|
| Efficiency Rating | 80 PLUS Bronze |
| Modular Design | Non-Modular |
| Safety Features | OVP、OCP、UVP、OPP、OTP、SCP |
| Additional Features | DC-to-DC Circuit Design, 120mm Sleeve Bearing Fan, Active PFC, Single +12V Rail (no PCIe 5.x or ATX 3.x) |
Features and benefits:
Reviews mention:
According to reviews, the non-modular cables on this power supply can be tricky to organize. Nonetheless, users still like the product for its reliable performance and good 40% to 60% efficiency. Some report it works well even in first-time PC builds.
| Wattage | 650W |
|---|---|
| Efficiency Rating | 80 PLUS Gold |
| Modular Design | Non-Modular |
| Safety Features | OVP、OCP、UVP、OPP、OTP、SCP |
| Additional Features | ATX/MB 20+4 & PCI-e 6+2, 120mm Hydraulic Bearing (HYB) Fan, 16-Pin (12V-2x6) Connector, Main Japanese Capacitors |
Features and benefits:
Reviews mention:
Customers love this modular power supply because it organizes cables well and has a strong build that shows great quality. Many users also trust the brand and hear good things about it from friends, making it a dependable choice.
| Wattage | 650W |
|---|---|
| Efficiency Rating | 80 PLUS Gold |
| Modular Design | Fully Modular |
| Safety Features | OVP、OCP、UVP、OPP、OTP、SCP |
| Additional Features | ATX 3.0 & PCIe 5.0 Ready (V2 Version), Smart and Silent Fan Control, Hydro Dynamic Bearing Fan, Japanese 105°C Capacitors, DC-to-DC Module Design, Single +12V Rail |
Features and benefits:
Reviews mention:
Buyers praise this power supply for its strong performance and sturdy build, working reliably for daily tasks. Some also note that the cables perform well without problems, even after a month of use. While a few mentioned thinner-than-expected cables, it effectively powers setups and meets users' needs.
| Wattage | 550W |
|---|---|
| Efficiency Rating | 80 PLUS Bronze |
| Modular Design | Non-Modular |
| Safety Features | OVP、OCP、OPP、SCP |
| Additional Features | ATX12 v2.52 & EPS12 v2.92 Compliant, Active PFC, 120mm Sleeve Bearing Fan, Single +12V Rail, DC-to-DC Module Design |
Below are some of the most asked questions on the web answered by the mybest team.
A higher-wattage power supply doesn’t automatically use more electricity—it only provides the device with what it needs. The wattage rating is simply the maximum it can deliver. However, low-efficiency power supplies waste more electricity as heat, and very large power supplies can be less efficient when lightly loaded. Any extra power use comes from these efficiency losses, not from the wattage rating itself.
PC power supplies usually last between 5 and 10 years, depending on the quality of components and overall operating conditions. High-end models with better efficiency last longer, while cheaper PSUs degrade faster. Heat, dust, heavy usage, and loads, as well as unstable power, can shorten the lifespan, so it is essential to have regular cleaning and proper maintenance checks.
Buying budget power supplies from lesser-known brands can be risky because they often use lower-quality components, lack essential safety features, and may deliver unstable power. This can cause system crashes, damage other PC components, and generally result in a shorter lifespan.
For basic, low-power PCs, a budget PSU may be sufficient if it has verified safety certifications and is monitored carefully. However, for high-performance or valuable systems, it’s safer to invest in a PSU from a trusted brand with proper protections and efficiency ratings.
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Our buying guide was carefully researched and crafted by the mybest team of writers and editors. We used the buying guide as a basis for choosing and ranking the product recommendations, and we looked at reviews and ratings from different E-commerce sites like Lazada, Shopee, and more.
No. 1: Seasonic|PSU 750W Power Supply Unit|Focus GX-750
No. 2: Corsair |RMe Series ATX Power Supply|RM750e
No. 3: MSI|Power Supply MAG|A750GL PCIE5
No. 4: Cooler Master|MWE Bronze 750 V3 Power Supply|MPE-7501-ACAAW-3B
No. 5: Lian Li|850W 80+ Gold Fully Modular Power Supply|SP850
View Full RankingThe descriptions of each product are referenced from content available on manufacturer, brand, and e-commerce sites.

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