COMPACT AND SILENT ENERGY SFX Power 3 300W, the compact PSU from be quiet! that gives you more for your mini or media PC. It provides enough power to support powerful PCIe graphics cards while offering the ideal combination of power, quietness and reliability. That makes it the perfect choice for compact PC systems that perform beyond the ordinary.
Strong 12V rail with 300W of continuous power 6+2 pin PCIe connector for GPU support High-quality temperature-controlled 80mm fan for quiet operation of max. 29.4dB(A) Sleeved or flat black cables up to 60cm 80 PLUS® Bronze efficiency (up to 89.2%) Meets the latest safety and efficiency requirements Standby draw less than 0.1 watts Three-year manufacturer´s warranty Product conception, design and quality control in Germany Model SFX Power 3 300W Continuous power (W) 300 Peak power (W) 350 Form factor ATX 12V SFX12V V3.42 Form factor EPS 12V Version 2.92 Modular cable management - Topology - Wire-free design (DC-side) - Voltage (Vac) 100 - 240 Frequency (Hz) 50 - 60 Input current (A) 5A / 2A PFC active Power factor at 100% load >0.98 Compliant to Intel C6/C7 Yes Power consumption in standby (W) <0.11 Average life time (h / 25°C) 100,000 Operating temperature up to (°C) 40
12V rails (multi-rail operation) - 12V single rail operation Yes Overclocking key - +3.3V (A) 16 +5V (A) 16 +12V1 (A) 25 +12V2 (A) - +12V3 (A) - +12V4 (A) - +12V5 (A) - +12V6 (A) - -12V (A) 0.3 +5Vsb (A) 2.5 Max. combined power 12V (W) 300 Max. combined power 3.3V + 5V (W) 85 Hold-up time at 100% load (ms) 26.8 (@80%) Power good signal 100 - 150ms
Fan type High quality fan +SilentWings - Motor technology 4-pole fan motor Bearing technology Rifle Fan size (mm) 80 Max. fan speed (rpm), temperature-dependent 1979 Temperature control for case fans - dB(A) at 20% load 14.4 dB(A) at 50% load 14.4 dB(A) at 100% load 29.4
OCP (over current protection) Yes OVP (over voltage protection) Yes UVP (under voltage protection) Yes SCP (short circuit protection) Yes OTP (over temperature protection) - OPP (over power protection) Yes
CE Yes CB Yes TÜV Yes FCC - cRUus - cTUVus - RCM (Australia) - BSMI - CU (Russia) Yes CCC -
80 PLUS certification Bronze Efficiency (%) at 230V, 20% load 84.4 Efficiency (%) at 230V, 50% load 89.2 Efficiency (%) at 230V, 100% load 88.1
ENERGY STAR 8.0 ErP Yes WEEE Yes RoHS Yes
Nvidia® SLI (RTX 3090) ready - Cable management Fixed Sleeved cables Sleeved cables Flat cables Yes Cable length to mainboard (cm) 35 Cable length to first connector (cm) 30 Maximum cable length (cm) 60 All-in-one cable (SATA/PATA/FDD) - No. of cables 5 ATX-Motherboard (20+4-pin) 1 P8 (CPU) - P4+4 (CPU) - P4 (CPU) 1 PCI-E 6-pin (GPU) - PCI-E 6+2-pin (GPU) 1 PATA 2 SATA 3 FDD (Floppy) 1 External fan connectors -
Dimensions without cable (L x W x D), (mm) 100 x 125 x 64 Weight (kg) 0.84 Color Black
Thumb screws - Screws Yes Cable ties Yes Velcro cable ties - Box/Bag for PSU/Cables - User manual languages DE, EN, ES, FR, PL, RU OCK slot bracket with switch / OCK jumper -
Specifications
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Dimensions
Length
100 mm
Width
125 mm
Height
64 mm
Weight
0.84 kg
Efficiency Class
80PLUS efficiency
80 PLUS Bronze
Power Specifications
Power output 12V rails
300 W
Total power output
300 W
Colour
Primary Colour
Black
Power Supply
PSU format
SFX
12V distribution
single rail
Internal Ports
CPU Power Connectors 12V ATX/EPS
1
6+2 pin PCIe power connectors
1
SATA power connectors
3
4 pin Molex power connectors
1
Cable Specifications
Max. CPU Power Cable Length
60 mm
Max. Motherboard Power Cable Lenght
35 mm
Max. PCIe Power Cable Length
30 mm
Cooling
Case fan controller
Yes
Product reviews
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£54.95
(incl. VAT)
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Decent price, kept me updated with progress, well packed (and they chucked in some sweeties!) and good delivery. Great service overall.
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Great selection of quality products with great service and quick delivery
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I purchased a large tempered glass case and a PSU, and they made it to the U.S. with absolutely no problems.
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