PSU BE QUIET 850W
SYSTEM POWER 10
850W
PROVEN RELIABILITY, QUIET OPERATION
System Power 10 850W has been built with price-conscious users in mind that do not want to dispense on reliability and quietness. Features such as LLC + SR + DC-to-DC topology and Dual-Rail operation underline the value System Power 10 850W offers even at entry-level.
- 80 PLUS® Gold efficiency (up to 93.4%)
- Advanced stability and voltage regulation thanks to LLC, SR and DC-to-DC
- Silence-optimized 120mm be quiet! fan reduces system noise
- Rock-solid stability with 2 strong 12V-rails
- Dependable operation to support powerful GPUs
- Stand-by drain of less than 0.15 watts
- Attractive black flat cables
- Complete suite of top safety features
General data
| Model |
System Power 10 850W |
| Continuous power (W) |
850 |
| Peak power (W) |
– |
| Form factor |
Version 2.52 |
| Form factor EPS 12V |
Version 2.92 |
| Topology |
LLC + SR + DC/DC |
| Digitally controlled |
– |
| Voltage (Vac) |
200 – 240 |
| Frequency (Hz) |
50 |
| Input current (A) |
5 |
| Power factor at 100% load |
>0.97 |
| Modern standby |
✓ |
| Power consumption in standby (W) |
<0.15 |
| Average life time (h / 25°C) |
> 100,000 |
| Operating temperature up to (°C) |
40 |
| 80 PLUS certification |
Gold |
| Efficiency (%) at 230V, 2% load |
81.9 |
| Efficiency (%) at 230V, 10% load |
86.2 |
| Efficiency (%) at 230V, 20% load |
91.4 |
| Efficiency (%) at 230V, 50% load |
93.4 |
| Efficiency (%) at 230V, 100% load |
91.4 |
| Fan |
silence-optimized be quiet! fan |
| Fan size (mm) |
120 |
| Bearing technology |
Rifle |
| Motor technology |
4-pole fan motor |
| Max. fan speed (rpm) |
2000 |
| dB(A) at 10% load |
10.2 |
| dB(A) at 20% load |
10.3 |
| dB(A) at 50% load |
10.4 |
| dB(A) at 100% load |
30.7 |
| Multi-rail operation (12V rails) |
2 |
| 12V single rail operation |
– |
| Overclocking key |
– |
| +3.3V (A) |
22 |
| +5V (A) |
22 |
| +12V1 (A) |
40 |
| +12V2 (A) |
36 |
| +12V3 (A) |
– |
| +12V4 (A) |
– |
| +12V5 (A) |
– |
| +12V6 (A) |
– |
| -12V (A) |
0.3 |
| +5Vsb (A) |
3 |
| Max. combined power 12V (W) |
849.6 |
| Max. combined power 12VHPWR (W) |
0 |
| Max. combined power 3.3V + 5V (W) |
120 |
| Hold-up time at 100% load (ms) |
17 (@75%) |
| Power good signal (ms) |
100 – 150 |
| Modular cables |
– |
| Sleeved cables |
P24 |
| Flat cables |
P4+4, P8, PCIe, drives |
| Maximum cable length (cm) |
81 |
| Cable length to motherboard (cm) |
60 |
| No. of cables |
7 |
| ATX-Motherboard (20+4-pin) |
1 |
| P4+4 (CPU) |
1 |
| P8 (CPU) |
1 |
| P4 (CPU) |
– |
| 12VHPWR cables |
0 |
| PCI-e 6+2-pin (GPU) |
4 |
| PCI-e 6-pin (GPU) |
– |
| SATA |
6 |
| PATA |
1 |
| FDD (Floppy) |
– |
| OTP (over temperature protection) |
✓ |
| OCP (over current protection) |
✓ |
| OPP (over power protection) |
✓ |
| SCP (short circuit protection) |
✓ |
| OVP (over Voltage protection) |
✓ |
| UVP (under Voltage protection) |
✓ |
| SIP (Surge & Inrush Protection) |
✓ |
| BSMI |
– |
| CB |
✓ |
| CCC |
– |
| CE |
✓ |
| cRUus |
– |
| cTUVus |
– |
| CU |
✓ |
| FCC |
– |
| RCM |
– |
| TÜV |
✓ |
| UKCA |
✓ |
| Energy Star |
8.0 |
| ErP |
✓ |
| WEEE |
✓ |
| RoHS |
✓ |
| Triman |
– |
| Thumb screws |
– |
| Screws |
✓ |
| Cable ties |
✓ |
| Velcro cable ties |
– |
| User manual languages |
DE, EN, ES, FR, PL, RU |
| OCK slot bracket with switch / OCK jumper |
– |
| SFX-to-ATX adapter bracket |
– |
| Dimensions without cable (L x W x H), (mm) |
150 x 160 x 86 |
| Weight (kg) |
2.14 |
| Color |
Black |
