CORSAIR CX750 80 Plus Bronze Non Modular Low-Noise ATX 750 Watt Power Supply - NA - Black
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AI Verdict
This 750-watt 80 PLUS Bronze non-modular ATX power supply is for budget PC builds where cable management isn't a top priority.
This 750-watt 80 PLUS Bronze non-modular power supply is a situational fit for users building a budget PC who need its wattage but are willing to compromise on cable management and potential fan noise. Its 125mm compact casing helps with installation, but the fixed cables can still be a headache.
If cable management is important, look for a semi-modular or fully modular 80 PLUS Bronze or Gold certified PSU with similar wattage.
Regret Score™
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Pros
- Delivers its full 750 watts of continuous power, ensuring stable operation for compatible systems.
- 80 PLUS Bronze certified, providing up to 88% operational efficiency to reduce energy waste.
- Compact 125mm length allows it to fit into most modern PC cases without clearance issues.
- Features black sleeved cables and a black powder-coated casing for a consistent aesthetic inside your PC.
- Often considered a budget-friendly option for 750W power delivery.
Cons
- Non-modular design means all cables are permanently attached, leading to potential cable clutter and difficult management.
- The 120mm cooling fan can become noticeably noisy under load, contradicting its 'low-noise' marketing.
- Some users report quality control issues, including early failures, buzzing sounds, or smoke shortly after purchase.
- Warranty and customer service experiences can be frustrating, with lengthy and costly return processes reported.
- Older models of the CX750 were rated for 30°C ambient temperature, potentially limiting its suitability for hotter environments or demanding gaming rigs.
Dimension Scores
It delivers its full 750 watts continuously and is 80 PLUS Bronze certified for up to 88% efficiency, which is average for its price band.
Despite claims of low-noise cooling, multiple user reports indicate the 120mm fan can be noisy under load.
While some units last, reports of early failures, buzzing, and smoke from users suggest inconsistent quality control.
The non-modular design with all cables permanently attached makes cable management difficult and can lead to clutter.
Best For
- Budget-conscious PC builders needing 750W for mid-range components.
- Systems where internal aesthetics and pristine cable management are secondary concerns.
- Replacing an older, less efficient power supply in an existing ATX build.
- Gaming setups with GPUs like an RX 6750 XT or similar, where 750W is sufficient.
Not Recommended For
- High-end PC builds with multiple power-hungry components or extensive RGB lighting.
- Users prioritizing silent PC operation, especially under heavy system load.
- Small form factor (SFF) builds where space for excess cables is extremely limited.
- Anyone expecting a premium build quality or extensive warranty support without potential hassle.
Watch Out For
- The non-modular cable design means you'll have a bundle of unused cables to hide, which can be a pain for cable management and airflow.
- Fan noise can be a problem; users report the 120mm fan gets loud under load, making it unsuitable for quiet builds.
- Some units have failed prematurely, with reports of smoke and buzzing, indicating potential quality control inconsistencies.
- Corsair's warranty process has been described as lengthy and costly by some users, making returns or replacements a hassle.
- The CX750 (older versions) was rated for 30°C operation, which is lower than some competitors and might lead to issues in warmer environments or under sustained heavy loads.
Full Specifications
| ASIN | B0CQMJN49P |
| Brand | Corsair |
| Color | Black |
| Series | CX750 |
| Wattage | 750 watts |
| Model Name | CX750 |
| Form Factor | ATX |
| Item Weight | 4.41 pounds |
| Manufacturer | Corsair |
| Connector Type | ATX |
| Cooling Method | Air |
| Output Wattage | 750 |
| Item model number | CP-9020279-NA |
| Compatible Devices | Monitor |
| Product Dimensions | 4.92 x 5.91 x 3.39 inches |
| Item Dimensions LxWxH | 4.92 x 5.91 x 3.39 inches |
| Item dimensions L x W x H | 4.92 x 5.91 x 3.39 inches |
What Buyers Say
This CX750 has a lot of users talking about its non-modular cables being a real pain to deal with, making builds look messy and airflow tricky. People also mention the fan gets loud when the system is actually doing work, which is a bummer if you're trying to keep things quiet. There are also some concerning reports about units failing pretty quickly, sometimes with smoke or buzzing, so it feels a bit like a lottery. On the flip side, it does deliver the 750 watts it promises and is often seen as a budget-friendly option for that power level.
“Man, I just needed a cheap 750W for my new GPU, and this one works, but trying to hide all these extra cables was a nightmare, and the fan sounds like a jet engine when I'm gaming. Should've spent more for modular, ugh.”
Common Praise
- Provides consistent 750W power output for system stability.
- 80 PLUS Bronze efficiency helps keep energy costs down.
- The 125mm compact size fits easily into many PC cases.
- Black cables and casing blend into most PC aesthetics.
- Considered a cost-effective option for its wattage.
Common Complaints
- Non-modular cables create significant clutter and make cable routing difficult.
- The cooling fan generates noticeable noise when the system is under heavy load.
- Some units experience premature failure, including smoke or buzzing sounds.
- Customer service and warranty claims can be a frustrating and drawn-out process.
- Concerns about its long-term durability and component quality compared to higher-tier PSUs.
Ownership Tips
- The stiff, permanently attached cables can make closing the side panel of smaller cases a struggle.
- The fan noise under load is more pronounced than expected, even in a closed case.
- You'll likely need extra zip ties or velcro straps to manage the unused cable bulk effectively.
- The black sleeving on the cables looks decent, but the sheer volume of them is the issue.
- Monitoring temperatures might be a good idea, especially if your PC runs hot, given some older thermal ratings.
Frequently Asked Questions
Is the CORSAIR CX750 a modular power supply?
No, the CORSAIR CX750 (ASIN B0CQMJN49P) is a non-modular power supply, meaning all cables are permanently attached to the unit.
How efficient is the CORSAIR CX750?
It is 80 PLUS Bronze Certified, which means it provides up to 88% operational efficiency, generating less heat and potentially lowering your energy costs.
Will the CORSAIR CX750 fit in my PC case?
With a compact casing length of 125mm, it's designed to fit easily into most modern ATX PC cases.
Is the fan on the CORSAIR CX750 quiet?
While marketed as 'low-noise,' many users report that the 120mm thermally controlled fan can become quite noisy, especially when the power supply is under heavy load.
What kind of PC builds is the CX750 suitable for?
It's best suited for budget-oriented PC builds that require 750 watts of power for mid-range components, where the non-modular design and potential fan noise are acceptable trade-offs.
What is the warranty period for the CX750?
The CX series typically comes with a 5-year warranty, though some users have reported frustrations with the RMA process.
Buying Guide
When you're looking at a power supply like this, you're basically buying the heart of your PC. The 'wattage' (750W here) tells you how much power it can deliver to all your components. '80 PLUS Bronze' is an efficiency rating, meaning less power is wasted as heat, which is good for your electricity bill and your PC's internal temps. 'Non-modular' means all the cables are permanently attached, which can be a real pain for keeping your PC tidy and airflow clear.
Wattage (750W)
80 PLUS Bronze Certified
Non-Modular
ATX Form Factor
Alternatives
If you need better cable management and quieter operation, look for a semi-modular or fully modular 750W 80 PLUS Gold certified power supply. For more demanding systems, consider a higher wattage (850W+) with a Gold or Platinum rating.
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