be quiet! Pure Power 13 M 550W PSU - ATX 3.1 compliant and PCIe 5.1 compatible

The be quiet! Pure Power 13 M 550W 80+ Gold Modular Power Supply is designed to deliver reliable and efficient power for modern PC builds. Fully ATX 3.1 compliant and PCIe 5.1 compatible, it provides excellent support for both current and next-generation graphics cards. With modular cabling, semi-passive cooling, and a high efficiency rating, it’s an ideal choice for quiet and powerful systems.

Key Features
80 PLUS® Gold efficiency (up to 93.8%).
ATX 3.1 PSU with full support for PCIe 5.1 GPUs and GPUs with 6+2 pin connectors.
Exceptionally silent 120mm be quiet! fan with semi-passive operation.
Advanced stability and voltage regulation thanks to LLC technology.
One high-performance 12V rail.
One PCIe 5.1 12V-2x6 (300W) and 2 PCIe 6+2 connectors for modern GPUs.
10-year manufacturer’s warranty.

Full Specification

Model:
Pure Power 13 M 550W 80+ Gold Modular Power Supply

Output Power:
550W continuous, 600W peak

Efficiency:
80+ Gold (up to 93.8% efficiency)

Voltage Rails:
Single 12V rail, 45.8A output

ATX Form Factor:
ATX 3.1

Connectors:
1 x 24-pin ATX
1 x 4+4-pin CPU +12V (EPS)
1 x PCIe 5.1 12V-2x6 (300W)
2 x PCIe 6+2-pin
5 x SATA
2 x Molex (PATA)

Fan:
120mm be quiet! silence-optimised fan, rifle bearing

Cooling:
Semi-passive, temperature-controlled operation

Fan Noise:
14.8 dB(A) at 20–50% load
20.8 dB(A) at 100% load

Power Input:
100–240V AC, 50/60Hz

Power Output:
+3.3V: 20A
+5V: 20A
+12V: 45.8A (550W max combined)
-12V: 0.3A
+5Vsb: 3A

Cable Set:
Fully modular flat and sleeved cables
Max length: 95cm

Special Features:
Future-proof ATX 3.1 and PCIe 5.1 support
Semi-passive silent operation
Robust 12V rail design
Full suite of safety protections

Warranty:
10-year manufacturer’s warranty

Dimensions (L x W x H):
160 x 150 x 86 mm

Fast UK Shipping

We offer quick order processing within 1–2 working days across the UK. Order before 3:00 PM GMT/BST on weekdays for same-day processing.

Once the order is processed, the following options indicate respective delivery times.

Delivery Options:

• Basic: Free | 2–5 business days
• Standard: Free over £100 / £4.99 under £100 | 2–3 business days
• Express: £4.99 | 1–2 business days
• Premium Next-Day: £7.99 | Next business day.

Note: Delivery times are estimated and may vary due to courier delays or weather.

Hassle-Free Returns

Changed your mind? You can return unused items in original packaging within 14 days of delivery.

To request a return, email contact@lazymart.co.uk. We’ll provide instructions on how to proceed with a return. Refunds are processed within 5 business days after inspection.

Damaged or Incorrect Orders

If your item arrives damaged or incorrect, contact us within 24 hours with photos for a quick resolution.

Shipping & Returns Policies

For more details, view our Shipping Policy and Return Policy.

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