Thermaltake Dockpower FI 850W - Black
850W ATX power supply - ATX 3.1 / PCIe 5.1 - 135 mm fan - 80 PLUS Gold
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The power supply that simplifies PC assembly and upgrades
The power supply Thermaltake Dockpower FI 850W is designed for gamers, content creators and professionals who want to build and upgrade their PC without constraints. Thanks to its patented, innovative docking architecture, it separates cable management from PSU installation to speed up every build and simplify every upgrade. Certified 80 PLUS Gold and compliant with the ATX 3.1 standard, it delivers stable 850W power for high-end systems.

An innovative docking architecture
The Dockpower FI 850W features a patented docking architecture consisting of a Dock module and a detachable power supply unit. The cables are pre-installed on the module once, then the main unit docks and locks into place with a D-Ring screw. The server-grade 30 µ gold-plated contacts ensure low contact resistance, corrosion protection and outstanding durability. Certified 80 PLUS Gold with efficiency of up to 90%, this unit features a high-current single +12V rail and a DC-DC design to ensure stable voltage and clean output, even at full load. A 135 mm hydrodynamic bearing fan completes the package, providing efficient and quiet cooling.
Build faster, upgrade more easily
In everyday use, this power supply transforms the building experience. The cables connect to the Dock module outside the case, then the unit slots in and locks into place: no more connecting cables in a cramped space or laying the case on its side. When upgrading, simply replace the main unit, leaving the module and cables in place. Every build is faster, neater and more comfortable. ATX 3.1 compliance and native ATX 3.1 support for PCIe Gen 5.1 with a dual-color 12V-2x6 600W connector let you power high-end graphics cards with confidence, while the low-profile 100% modular cables promote optimal airflow and a pristine case interior.

Key features:
- 850W total power with a high-current single +12V rail and DC-DC design
- Certification 80 PLUS Gold : efficiency of up to 90%
- Patented docking architecture: removable Dock module and interchangeable power supply unit without touching the cables
- Server-grade 30 µ gold-plated contacts for a reliable, durable connection
- Compliant with ATX 3.1 and native support for PCIe Gen 5.1 with a 12V-2x6 600W dual-color connector
- 100% modular cables with a low profile for neat cable management and improved airflow
- 135 mm hydrodynamic bearing fan
- Comprehensive protection: OCP, OVP, UVP, OPP, OTP and SCP
Select your criteria
General information |
Product name |
Thermaltake Dockpower FI 850W - Black |
Brand |
Thermaltake | |
Model |
PS-DCP-0850FNFAGE-2 | |
Power and Efficiency |
Power |
850 W |
80 PLUS certification |
Yes | |
Cybenetics certification |
No | |
80 PLUS / Cybenetics certification |
80 PLUS Gold | |
Connectivity |
Modular |
Yes |
Modularity |
100% modular | |
Power connector(s) |
2 X +12V (Power supply P8 - 2 x P4) | |
| 6 X Serial ATA power supply | ||
| 4 X Molex (4 Pin) Female | ||
| 4 X PCI Express 6 + 2 Pin | ||
| 1 X ATX 20 + 4 Pin | ||
| 1 X PCI Express 16 Pin (12V-2x6) | ||
Configurator |
PSU-CM compatibility |
+12V P4 |
| +12V P8 | ||
| +12V P8 and +12V P4 | ||
| +12V P8 and +12V P8 | ||
| +12V P4 and +12V P4 | ||
Cooling |
Fan size |
135mm |
Silent |
Yes | |
Power supply type (PC) |
Active | |
Design |
Power format |
ATX/EPS |
Power supply standard |
ATX12V | |
ATX 3.0 |
Yes | |
ATX 3.1 |
Yes | |
Multi-GPU |
CrossFireX | |
| SLI | ||
Typical use |
Desktop computer | |
Physical characteristics |
Color |
Black |
LED RGB |
No | |
Height |
86 mm | |
Width |
150 mm | |
Length |
160 mm | |
Warranties |
Commercial warranty |
Seller 2 years
|
Legal warranty |
See terms & conditions
Harmonised legal guarantee notice
|
|
Safety Information |
Responsible person |
Thermaltake Germany GmbH |
Postal address |
Oststrasse 1c, 22844 Norderstedt Germany | |
Electronic Address |
info@thermaltake.de |
Product referenced on 2 Nov 2026
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