The be quiet! Straight Power 11 Platinum 850W is a powerful and efficient PC power supply designed for demanding systems. With a power output of 850 watts and 80 PLUS Platinum certification, it offers outstanding energy efficiency of up to 94 percent. This power supply features a modular cable management system that allows for flexible and tidy installation. The nearly silent 135-mm Silent Wings 3 fan ensures effective cooling, while the funnel-shaped air inlet optimizes airflow. The Straight Power 11 Platinum is not only powerful but also safe, as it is equipped with various protection features such as overcurrent protection (OCP) and overtemperature protection (OTP). It is the ideal choice for anyone looking for a quiet and reliable power supply for their PC systems.
Form factor | ATX |
80 PLUS certificate | Platinum |
Modularity | Modular cable management |
Internal connection options | 15-pin S-ATA (11x), 20+4 PIN ATX power connector (1x), 4-pin floppy (1x), 4-pin Molex (1x), 4+4-pin 12V (1x), 6+2-pin PCI Express (4x), 8-pin PCI Express (1x) |
Documents | |
Item number | 12734075 |
Manufacturer | be quiet! |
Category | Power Supply PC |
Manufacturer no. | BN308 |
Release date | 25-2-2020 |
Colour | Black |
Exact colour description | Black |
Form factor | ATX |
Efficiency | 94 % |
80 PLUS certificate | Platinum |
Modularity | Modular cable management |
Internal connection options | 15-pin S-ATA (11x), 20+4 PIN ATX power connector (1x), 4-pin floppy (1x), 4-pin Molex (1x), 4+4-pin 12V (1x), 6+2-pin PCI Express (4x), 8-pin PCI Express (1x) |
Power supply unit Power connection | C14 |
Fan location | Top side |
Cooling method | Active cooling |
Number of fans | 1 x |
Fan diameter | 135 mm |
LED colour | without LED |
Power protection features | EIA, OCP, OPP, OTP, OVP, SCP |
Power | 850 W |
CO₂-Emission | |
Climate contribution |
Scope of delivery | Cable ties, Screws |
Length | 17 cm |
Width | 15 cm |
Height | 8.60 cm |
Weight | 1840 g |
Length | 34.10 cm |
Width | 25.70 cm |
Height | 10.20 cm |
Weight | 3.50 kg |
Product Safety |
How often does a product of this brand in the «Power Supply PC» category have a defect within the first 24 months?
Source: GalaxusHow many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: GalaxusHow often is a product of this brand in the «Power Supply PC» category returned?
Source: Galaxus
The Straight Power 11 Platinum has a reasonable price, because for just under 115 euros you can already get a new gold power supply. This generation of the Straight Power power supply series is also quiet, even though the Gold version performed better in the 2018 test. The FHD fan runs at around 220 revolutions per minute and produces a noise level of 0.4 sone...