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

Infographics

Efficiency

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 and cooling technology

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

Output

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

Cables and connectors

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)	–

Protection

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)	✓

Safety certification

BSMI	–
CB	✓
CCC	–
CE	✓
cRUus	–
cTUVus	–
CU	✓
FCC	–
RCM	–
TÜV	✓
UKCA	✓

Environmental directives

Energy Star	8.0
ErP	✓
WEEE	✓
RoHS	✓
Triman	–

Scope of delivery

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	–

Casing

Dimensions without cable (L x W x H), (mm)	150 x 160 x 86
Weight (kg)	2.14
Color	Black