Asrock SL-850G power supply unit 850 W 24-pin ATX ATX Black
Asrock SL-850G, 850 W, 100 - 240 V, 50/60 Hz, 10 - 5 A, 120 W, 850 W
| Date | Price |
|---|---|
| 1 August 2026 | £112 |
| 4 August 2026 | £112 |
| 15 August 2026 | £107 |
| 17 August 2026 | £107 |
| 18 August 2026 | £107 |
| 9 September 2026 | £103 |
| 16 September 2026 | £103 |
| 23 September 2026 | £103 |
| 26 September 2026 | £103 |
| 26 September 2026 | £103 |
| 28 September 2026 | £103 |
| 28 September 2026 | £103 |
| 29 September 2026 | £95.66 |
| 29 September 2026 | £103 |
| 30 September 2026 | £103 |
| 1 October 2026 | £103 |
Compare Asrock SL-850G power supply unit 850 W 24-pin ATX ATX Black prices UK
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Product Information
Native PCIe 12V-2x6 Cable
Dual Color Design
With ASRock Classic Green connectors, users can easily see if the connector has been plugged properly.
iCOOL Intelligent Fan Control Mode
●iCOOL Mode ON: The power supply runs more efficiently. The fan stays off during low to medium loads, reducing noise and improving energy efficiency. The fan only activates when the load or temperature increases.
●iCOOL Mode OFF: The fan runs continuously, regardless of load. This may increase noise slightly but provides consistent cooling and better performance under heavy loads.
80 PLUS & CYBENETICS CERTIFIED
The Steel Legend series power supply unit offers options of 1200W, 1000W, 850W, 750W, and 650W, available in "Steel Black" and "Steel White" ideal for mainstream systems. Certified for 80 PLUS Gold efficiency and Cybenetics Platinum rating, along with LAMBDA A+/A acoustic certification, it ensures outstanding energy performance.
CYBENETICS LAMBDA A+
The Steel Legend series power operates at less than 20 dB of noise on average, earning the prestigious Cybenetics Lambda A+ certification.
This recognition underscores the Steel Legend series' outstanding noise control performance, making it an exceptional choice for users seeking ultra-quiet operation.
135mm Fluid Dynamic Bearing Fan
The fluid seal design and the herringbone structure provides an extremely long lifespan and noise minimization.
Japanese Capacitors
105 °C Japanese-made Capacitor and Solid Capacitor, makes prolonged life span possible.
Safety First with ASRock
Full suite of protections to keep all components safe during normal to extreme power levels.
ASRock offers an outstanding 10 –Year warranty, guaranteeing long term reliable and peace of mind operation.
Product
- Name
- Asrock SL-850G power supply unit 850 W 24-pin ATX ATX Black
- Category
- Power Supply Units
- Brand
- Asrock
Power
- Total power
- 850 W
- AC input voltage
- 100 - 240 V
- AC input frequency
- 50/60 Hz
- Input current
- 10 - 5 A
- Combined power (+3.3V)
- 120 W
- Combined power (+12V)
- 850 W
- Combined power (+5V)
- 120 W
- Combined power (-12V)
- 3.6 W
- Combined power (+5Vsb)
- 15 W
- Max output current (+3.3V)
- 20 A
- Max output current (+12V)
- 70.9 A
- Max output current (+5V)
- 20 A
- Max output current (-12V)
- 0.3 A
- Max output current (+5Vsb)
- 3 A
- Power excursion
- 200%
- Power protection features
- Over current, Short circuit, Over voltage, Under voltage, Overheating, Over power
Weight & dimensions
- Width
- 150 mm
- Depth
- 150 mm
- Height
- 86 mm
Ports & interfaces
- Motherboard power connector
- 24-pin ATX
- Peripheral (Molex) power connectors (4-pin)
- 3
- Motherboard power cable length
- 60 cm
- Number of SATA power connectors
- 9
- SATA power cable length
- 450,570,690 mm
- Number of SATA power cables
- 3
- Peripheral (Molex) power cable length
- 450,570,690 mm
- PCI Express power connectors (6+2 pin)
- 3
- PCI Express power connectors (12+4 pin)
- 1
- CPU power connector (4+4 pin)
- Yes
- Cabling type
- Fully-Modular
Packaging data
- Package type
- Box
Performance
- Purpose
- PC
- Power supply unit (PSU) form factor
- ATX
- 80 PLUS certification
- 80 PLUS Gold
- Cybenetics certification
- Platinum
- Cybenetics noise rating
- A+
- ATX version
- 3.1
- Bearing technology
- FDB
- Cooling system
- iCOOL
- Capacitor country of origin
- Japan
- Mean time between failures (MTBF)
- 100000 h
Design
- Product colour
- Black
- Cooling type
- Active
- Fan diameter
- 13.5 cm
- Number of fans
- 1 fan(s)
- Fan location
- Top
- Illumination
- No
- On/off switch
- Yes
Technical details
- Doesn't contain
- Lead, Mercury, Cadmium
Certificates
- Waste Electrical and Electronic Equipment (WEEE) compliance
- Yes
- Compliance certificates
- CE, CB, EAC, RoHS, Federal Communications Commission (FCC)
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