be quiet! System Power U9 500W offers renowned be quiet! reliability and quietness for price-conscious PC builders.
System Power U9 500W is equipped with a temperature-controlled 120mm fan. It provides you with the low noise operation that be quiet! is famous for, built into an entry-level system.
The 80 PLUS Bronze certification is convincing evidence of this PSU’s efficient and power saving operation. It is a remarkable achievement for this class of PSU, realizing an efficiency rating of up to 89%.
System Power U9 500W provides stable and dependable power for CPU and GPU. It is equipped with two independent 12V-rails and supports several graphics cards with two PCI express connectors for powerful GPUs.
The PSU is equipped with DC-to-DC conversion for tight voltage regulation, even under heavy cross-loading conditions. This ensures reliable operation and makes it ready for the next generation of processors and graphics cards.
System Power U9 500W comes with a high-quality black sleeved 24-pin cable that adds a touch of class to any PC system. The P4+4, PCIe and drives cables are flat.
Top component protection with a full suite of safety functions, including OCP, OVP, OPP, OTP UVP and SCP, which provide the ultimate in secure operation.
Model | System Power U9 500W |
Continuous power (W) | 500 |
Peak power (W) | - |
Form factor | Version 2.4 |
Form factor EPS 12V | Version 2.92 |
Modular Cable management | - |
Topology | DC/DC |
Wire-free design (DC-side) | - |
Voltage (Vac) | 100 - 240 |
Frequency (Hz) | 50 - 60 |
Input current (A) | 8 / 4 |
PFC | active |
Power factor at 100% load | >0.95 |
Compliant to Intel C6/C7 | ✓ |
Power consumption in standby (W) | <0.1 |
Average life time (h / 25°C) | 100,000 |
Operating temperature up to (°C) | 40 |
12V rails (multi-rail operation) | 2 |
12V single rail operation | - |
Overclocking key | - |
+3.3V (A) | 24 |
+5V (A) | 16 |
+12V1 (A) | 24 |
+12V2 (A) | 20 |
+12V3 (A) | - |
+12V4 (A) | - |
+12V5 (A) | - |
+12V6 (A) | - |
-12V (A) | 0.3 |
+5Vsb (A) | 3 |
Max. combined power 12V (W) | 480 |
Max. combined power 3.3V + 5V (W) | 110 |
Hold-up time at 100% load (ms) | 17 (@75%) |
Power good signal | 100 - 500ms |
Fan type | High quality fan |
+SilentWings | - |
Motor technology | 4-pole fan motor |
Bearing technology | Sleeve |
Fan size (mm) | 120 |
Max. fan speed (rpm), temperature-dependent | 2100 |
Temperature control for case fans | - |
dB(A) at 20% load | 13.3 |
dB(A) at 50% load | 13.9 |
dB(A) at 100% load | 23.2 |
OCP (over current protection) | ✓ |
OVP (over Voltage protection) | ✓ |
UVP (under Voltage protection) | ✓ |
SCP (short circuit protection) | ✓ |
OTP (over temperature protection) | ✓ |
OPP (over power protection) | ✓ |
SIP (Surge & Inrush Protection) | ✓ |
CE | ✓ |
CB | ✓ |
TÜV | ✓ |
FCC | ✓ |
cRUus | - |
cTUVus | ✓ |
RCM (Australia) | ✓ |
BSMI | ✓ |
CU (Russia) | - |
CCC | ✓ |
80 PLUS certification | Bronze |
Efficiency (%) at 230V, 20% load | 87 |
Efficiency (%) at 230V, 50% load | 89 |
Efficiency (%) at 230V, 100% load | 86 |
Energy Star | 6.1 |
ErP | ✓ |
WEEE | ✓ |
RoHs | ✓ |
Nvidia® SLI (RTX 3090) ready | - |
Cable management | Fixed |
Sleeved cables | Sleeved cables |
Flat cables | P4+4 / PCIe / drives |
Cable length to mainboard (cm) | 55 |
Cable length to first connector (cm) | 35 |
Maximum cable length (cm) | 91 |
All-in-one cable (SATA/PATA/FDD) | - |
No. of cables | 6 |
ATX-Motherboard (20+4-pin) | 1 |
P8 (CPU) | - |
P4+4 (CPU) | 1 |
P4 (CPU) | - |
PCI-e 6-pin (GPU) | - |
PCI-e 6+2-pin (GPU) | 2 |
PATA | 2 |
SATA | 6 |
FDD (Floppy) | - |
External fan connectors | - |
Dimensions without cable (L x W x D), (mm) | 140 x 150 x 86 |
Weight (kg) | 1.9 |
Color | Black |
Thumb screws | - |
Screws | ✓ |
Cable ties | - |
Velcro cable ties | - |
Box/Bag for PSU/Cables | - |
User manual languages | CN, DE, EN, FR, JP, TW |
OCK slot bracket with switch / OCK jumper | - |
SFX-to-ATX adapter bracket | - |
Warranty (Years) | 3 |
Express replacement service in first year | - |
International hotline / free of charge | ✓ / DE, FR |
Article number | BN287 |
EAN code | 4260052186213 |
Dimensions, package (L x W x H), (mm) | 268 x 97 x 195 |
Gross weight, package (kg) | 2.22 |
Pieces per packaging unit | 6 |
Dimensions, shipping box (L x W x H), (mm) | 215 x 311 x 556 |
Gross weight, shipping box (kg) | 13.32 |
RRP (€) | 61.90 |