be quiet! SFX L Power 500W is especially recommended for mini ITX PCs and compact gaming systems. For compact PC systems that perform beyond the ordinary, with an ideal combination of features, power, efficiency and reliability, choose SFX L Power 500W.
The SFX L Power supplies CPUs and GPUs with steady and dependable power thanks to a stable 12V-rail, high quality Japanese capacitors and innovative technologies such as LLC, Synchronous Rectifier and DC-to-DC conversion. 4 PCIe connectors to support multi-GPU setups.
This PSU is perfect for compact gaming PC or HTPC users who are looking for an SFX PSU that is fitted with a 120mm fan. This model includes a temperature-controlled fan. The SFX L Power was built to be very silent thanks to the fan technology used and it produces little wasted heat.
SFX L Power 500W is certified 80 PLUS Gold with an efficiency rating of up to 92% – a truly outstanding level for this class of PSU. The most compelling benefit: lower power consumption and consequently lower costs with cooler and quieter operation.
Entirely modular cables are enhanced by premium black flat cables. This simplifies the installation and keeps the system tidy.
This power supply is particularly versatile in deployment thanks to the SFX-to-ATX adapter bracket provided. Not only does it fit into cases with an SFX form factor, but can also be installed in a few simple steps into larger ATX cases.
“Users with mini ITX PCs or overall compact systems also deserve a quiet and powerful PSU with up to 80PLUS® Gold efficiency. With this in mind, we have developed the SFX Power series. To all whom it concerns: you are welcome.”
Christian Rex, Head of BU PSU
Model | SFX L Power 500W |
Continuous power (W) | 500 |
Peak power (W) | 550 |
Form factor | PSU DG 1.31 / SFX12V Version 3.3 |
Form factor EPS 12V | - |
Topology | Active PFC + LLC + DC/DC |
Digitally controlled | - |
Voltage (Vac) | 100 - 240 |
Frequency (Hz) | 50 - 60 |
Input current (A) | 10 |
Power factor at 100% load | 0.99 |
Modern standby | - |
Power consumption in standby (W) | 0.14 |
Average life time (h / 25°C) | 100,000 |
Operating temperature up to (°C) | 40 |
80 PLUS certification | Gold |
Efficiency (%) at 230V, 2% load | - |
Efficiency (%) at 230V, 10% load | 83.8 |
Efficiency (%) at 230V, 20% load | 90.1 |
Efficiency (%) at 230V, 50% load | 92.2 |
Efficiency (%) at 230V, 100% load | 90.8 |
Fan | High quality fan |
Fan size (mm) | 120 |
Bearing technology | Sleeve |
Motor technology | 4-pole fan motor |
Max. fan speed (rpm) | 1350 |
dB(A) at 10% load | 9.3 |
dB(A) at 20% load | 9.9 |
dB(A) at 50% load | 14 |
dB(A) at 100% load | 28.5 |
Multi-rail operation (12V rails) | - |
12V single rail operation | ✓ |
Overclocking key | - |
+3.3V (A) | 20 |
+5V (A) | 20 |
+12V1 (A) | 41.7 |
+12V2 (A) | - |
+12V3 (A) | - |
+12V4 (A) | - |
+12V5 (A) | - |
+12V6 (A) | - |
-12V (A) | 0.3 |
+5Vsb (A) | 3 |
Max. combined power 12V (W) | 500 |
Max. combined power 12VHPWR (W) | 0 |
Max. combined power 3.3V + 5V (W) | 105 |
Hold-up time at 100% load (ms) | 16.0 |
Hold-up time at 80% load (ms) | 21.6 |
Power good signal (ms) | 100 - 500 |
Modular cables | ✓ |
Sleeved cables | - |
Flat cables | all |
Maximum cable length (cm) | 80 |
Cable length to motherboard (cm) | 30 |
No. of cables | 7 |
ATX-Motherboard (20+4-pin) | 1 |
P4+4 (CPU) | 1 |
P8 (CPU) | - |
P4 (CPU) | - |
12VHPWR cables | 0 |
PCI-e 6+2-pin (GPU) | 4 |
PCI-e 6-pin (GPU) | - |
SATA | 6 |
PATA | 3 |
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 | 6.0 |
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) | 130 x 125 x 64 |
Weight (kg) | 1.14 |
Color | Black |
Warranty (Years) | 3 |
Express replacement service in first year | - |
International hotline / free of charge | ✓ / DE, FR, US |
Article number | BN238 |
EAN code | 4260052187128 |
Dimensions, package (L x W x H), (mm) | 220 x 205 x 80 |
Gross weight, package (kg) | 2.0 |
Pieces per packaging unit | 10 |
Dimensions, shipping box (L x W x H), (mm) | 430 x 430 x 240 |
Gross weight, shipping box (kg) | 21.4 |
RRP (€) | 109.00 |
You are already using a be quiet! power supply and want to upgrade your system with a new SFX L POWER | 500W ? Check here which cables are compatible and don't need to be replaced.