Asrock PRO-650B 650W ATX PSU 80 PLUS Bronze
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About This Item
- 80 PLUS BRONZE certification for reliable energy efficiency
- 650W continuous power with 130% total power excursion
- PCIe 5.1 readiness with native 12V-2×6 connector
- ATX 2.52 form factor with compact 140mm x 150mm x 86mm dimensions
- 120mm golf-blade fan with Auto iCool intelligent control
- Comprehensive protections: OCP, SCP, OVP, UVP, OTP, OPP
- 5-year warranty with all-Taiwanese capacitors
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Asrock PRO-650B | ATX Bronze Efficiency
The Asrock PRO-650B ATX Power Supply Unit, 80 PLUS BRONZE Certified, Low noise 120mm FAN, High Efficiency PSU is built for value-conscious system builders. It delivers reliable power for mainstream UK builds. This unit features a 120mm golf-blade fan and intelligent fan control for quiet operation. You also get a 5-year warranty for long-term peace of mind. It is suited for standard ATX cases and mid-range components.
Asrock PRO-650B ATX Power Supply Unit, 80 PLUS BRONZE Certified, Low noise 120mm FAN, High Efficiency PSU
| Metric | Spec. |
|---|---|
| Efficiency Rating | 80 PLUS BRONZE |
| Continuous 12V Output | 62.5A |
| Warranty | 5 Years |
| Fan Size | 120mm Golf-Blade |
| Dimensions (L x W x H) | 140mm x 150mm x 86mm |
| Protections | OCP, SCP, OVP, UVP, OTP, OPP |
80 PLUS Bronze Efficiency for UK Mains
This PSU is 80 PLUS Bronze certified. It meets strict efficiency targets. This means less wasted energy as heat. So, your system runs cooler. It also helps reduce electricity costs over time. The unit supports 100-240V~ input. This makes it suitable for UK mains power.
Low Noise 120mm Fan Cooling
The unit uses a 120mm golf-blade fan. This design moves air efficiently. It also operates quietly. The fan features intelligent control. It adjusts speed based on load. So, it stays quiet during light tasks. It ramps up only when needed.
PCIe 5.1 Ready with Dual Colour Connector
This PSU is PCIe 5.1 ready. It includes a native 12V-2×6 connector. The cable has a dual-colour design. ASRock Classic Green connectors help you verify a secure fit. This reduces installation errors. It ensures proper power delivery to modern graphics cards.
Built-in 5V BOOST Function
The unit has a built-in 5V BOOST function. This provides stable voltage to your components. It helps maintain system stability. This is useful during power fluctuations. It supports reliable operation for your build.
Compact Size for Easy Fit
The dimensions are 140mm x 150mm x 86mm. This is a standard ATX size. It fits most UK cases. However, always check your case clearance. Ensure there is room for cables. The flat cable design helps with routing.
Package contents
- Asrock PRO-650B ATX Power Supply Unit
- AC Power Cord
- Modular Cables (Sleeved 24-pin, Flat others)
- Mounting Screws
- User Manual
Things to check first
- Confirm your case supports standard ATX PSU dimensions (140mm x 150mm x 86mm).
- Verify you have the required PCIe 5.1 connector for your graphics card.
- Check that your motherboard has sufficient EPS 12V CPU power connectors.
- Ensure the AC power cord meets UK plug standards (not included, verify locally).
Frequently Asked Questions
Is the Asrock PRO-650B suitable for gaming PCs?
Does this PSU come with a UK plug?
What does the 5V BOOST function do?
Are the cables flat or sleeved?
How long is the warranty?
Our verdict
This Asrock PRO-650B is a solid choice for budget-conscious UK builders. It offers reliable efficiency and quiet cooling. The 5-year warranty adds confidence. It is ideal for standard ATX systems with mid-range components. Covered by the applicable manufacturer warranty.

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