Replace Power
Replace Power RPMPS3420-9 400 W ATX power supply
400 W ATX unit with 20+4-pin motherboard connector and single 12 V rail rated at 16 A
- TypeATX
- Fans1
- Weight0.1
- Direct replacement for HP Pavilion 7955, 7965, 7970 systems
- 20+4 pin connector fits both 20-pin and 24-pin motherboard sockets
- 400 W output with +12 V rail rated at 16 A
- Single-rail design with over-voltage protection on input
- Operates on 115 V or 230 V at 50/60 Hz
Replacement PSU for HP Pavilion 7955 7965 7970
This 400 W ATX power supply replaces the original unit in HP Pavilion 7955, 7965 and 7970 desktops. It also fits most standard motherboards thanks to its 20+4 pin main connector. The single-rail design delivers 16 A on the +12 V line and 13 A each on +3.3 V and +5 V.
20+4 pin main connector
The 20+4 pin motherboard connector works with both 20-pin and 24-pin sockets, removing the need for an adapter when upgrading older boards. This single specification decides whether the unit will power a given system without extra cables.
Owners of HP Pavilion 7955 7965 7970
Suitable for anyone restoring those models or building a basic ATX system that draws within the rated rails. Builders who need more +12 V current, modular cables or active PFC should look at something else.
Points forts
- Direct replacement for HP Pavilion 7955, 7965, 7970 systems
- 20+4 pin connector fits both 20-pin and 24-pin motherboard sockets
- 400 W output with +12 V rail rated at 16 A
- Single-rail design with over-voltage protection on input
- Operates on 115 V or 230 V at 50/60 Hz
Caractéristiques
| Brand | Replace Power |
|---|---|
| Model | RPMPS3420-9 |
| Type | ATX |
| Fans | 1 |
| Weight | 0.1 |
Questions sur cet article
What does the 400 W rating actually deliver to a running system?
The unit supplies up to 400 W total, with the +12 V rail limited to 16 A, +3.3 V and +5 V each to 13 A, -12 V to 0.8 A, -5 V to 0.5 A and +5 V standby to 2.5 A.
What connectors does the 20+4 pin ATX plug support and what limits apply?
The 20+4 pin main connector fits both 20-pin and 24-pin motherboard sockets, and the single-rail design shares the 400 W across all outputs.
What mounting points and clearance does this PSU need inside a case?
Standard ATX dimensions allow it to bolt into any ATX-compatible chassis using the four rear mounting holes.
Également dans ce rayon
Les clients ont aussi comparé
Même rayon, même caisse — huit monnaies et un taux bloqué 30 minutes.
PrimoChill Praxis Wetbench Open-Air Test Bench 461.8mm
- Open-Air
SilverStone Technology Strider 1200W 80 Plus Platinum Modular Power Supply
- ATX Mid Tower
- 1200W



