Next Working Day
On qualifying orders
UK Dispatched
Fast & reliable nationwide
Expert Support
Mon–Fri, 8 am – 6 pm
Genuine Brands
Authorised reseller
Next-working-day delivery. Order before 17:30 (England & Wales) or 16:00 (Northern Ireland, Republic of Ireland, Scotland) to receive next-working-day delivery. Orders placed before 17:30 Friday are delivered Monday; after 17:30 Friday arrive Tuesday. Upgrades — pre-9, pre-10:30, pre-noon, special and secure bulk — available at extra cost.
Orders over £100 (ex VAT) receive FREE next-working-day delivery across the UK.
Instant digital delivery. Software licences, subscriptions, warranties & insurance, and electronic copies are delivered the same day via email — provided a valid email address is entered at checkout.
This product is out of stock
We can email you when it's back in stock, confirm expected lead times, or recommend in-stock alternatives that meet the same requirements.

600W SFX-L POWER PSU
- Multi-GPU support with four PCIe connectors
- Full cable management for build flexibility and convenient usage
- Silent, temperature-controlled 120mm high-quality fan
- Powerful 12V-rail design for high stability and performance
- 80PLUS® Gold certification with up to 92% power conversion efficiency
- High-quality Japanese capacitors for maximum reliability and operating life
- Black flat cables of up to 80cm for improved cooling
- LLC, Synchronous Rectifier (SR) and DC-to-DC power conversion circuit design supports stability and efficiency
- SFX-to-ATX adapter bracket allows flexible use with larger case sizes
- Product conception, design and quality control in Germany
- Full suite of top safety features
Similar Products
Overview
be quiet! SFX L Power, 600 W, 100 - 240 V, 650 W, 50 - 60 Hz, 10 A, Active
Specifications
Power
- AC input voltage
- 100 - 240 V V
- Peak power
- 650 W W
- Power factor
- 0.99
- Power Factor Correction (PFC) type
- Active
- Combined power (+12V)
- 600 W W
- Input current
- 10 A A
- Combined power (+3.3V)
- 110 W W
- Combined power (+5V)
- 110 W W
- Power protection features
- Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage
- Total power
- 600 W W
- AC input frequency
- 50 - 60 Hz Hz
- Max output current (-12V)
- 0.3 A A
- Max output current (+5Vsb)
- 3 A A
- Hold time
- 16.8 ms ms
- Combined power (-12V)
- 3.6 W W
- Max output current (+5V)
- 22 A A
- Efficiency
- 92% %
- Max output current (+12V)
- 50 A A
- Combined power (+5Vsb)
- 15 W W
- Max output current (+3.3V)
- 22 A A
Ports & interfaces
- CPU power connector (4+4 pin)
- Yes
- Motherboard power connector
- 20+4 pin ATX
- PCI Express power connectors (6+2 pin)
- 4
- Number of SATA power connectors
- 6
- PCI Express power cable length
- 40 cm cm
- Motherboard power cable length
- 30 cm cm
- Number of PATA power connectors
- 3
- CPU power cable length
- 40 cm cm
- Cabling type
- Fully-Modular
Other features
- Cable ties included
- Yes
- Noise level (full-load mode, 100%)
- 28.7 dB dB
- Noise level (silent mode, <30%)
- 9.9 dB dB
- Noise level (quiet mode, 50%)
- 14.5 dB dB
- Screws included
- Yes
Performance
- Purpose
- PC
- Power supply unit (PSU) form factor
- SFX
- ATX version
- 2.4
- Silent mode
- Yes
- 80 PLUS certification
- 80 PLUS Gold
- Supported motherboard form factors
- Mini-ITX
- Bearing technology
- Sleeve
Weight & dimensions
- Height
- 64 mm mm
- Depth
- 130 mm mm
- Width
- 125 mm mm
- Weight
- 1.16 kg kg
Packaging data
- Package type
- Box
- Manual
- Yes
- Package weight
- 2.04 kg kg
- Package width
- 205 mm mm
- Package depth
- 220 mm mm
- Package height
- 80 mm mm
Logistics data
- Master (outer) case height
- 240 mm mm
- Master (outer) case width
- 430 mm mm
- Master (outer) case length
- 430 mm mm
- Master (outer) case gross weight
- 21.5 kg kg
- Harmonized System (HS) code
- 84733020
- Products per master (outer) case
- 10 pc(s) pc(s)
Design
- Number of fans
- 1 fan(s) fan(s)
- Fan diameter
- 12 cm cm
- Product colour
- Black
- On/off switch
- Yes
Technical details
- Sustainability certificates
- ENERGY STAR
Certificates
- Certification
- CE, CB, TÜV, FCC, cTUVus, RCM
- Compliance certificates
- RoHS





