Description
Dell 685W Workstation Power Supply CYP9P / W4DTF | Precision T5810 / T7810 (Hot-Swap / Redundant)
Key Features
- New original Dell 685W hot-swap workstation power supply for Precision T5810 and T7810
- Dell part numbers: CYP9P / W4DTF — same physical unit, interchangeable DPN
- PSU model numbers: D685EF-01 / H685EF-00
- Hot-plug / hot-swap capable — PSU can be replaced without shutting down the workstation
- Supports redundant dual-PSU configuration in T5810 / T7810 chassis
- 685W 80 Plus Gold output for standard workstation workloads
- Wide input range: 100–240V AC, 50–60Hz — compatible with MY/SG 240V supply
- Built-in OVP / OCP / SCP protection
Technical Specifications
| Brand | Dell |
| Condition | New Original (Genuine Dell) |
| Dell PN | CYP9P / W4DTF |
| PSU Model | D685EF-01 / H685EF-00 |
| Wattage | 685W MAX (80 Plus Gold) |
| Input Voltage | 100–240V AC, 50–60Hz |
| Output | 685W MAX continuous output |
| Form Factor | Dell Precision Workstation MT — Hot-Swap |
| Connector Type | Workstation Hot-Swap Backplane Connector |
| Hot Plug | Yes — Hot-Swap / Hot-Plug Supported |
| Redundancy | N+1 Redundant PSU Support |
| Protection | OVP / OCP / SCP |
Compatible Models
Dell Precision Workstation Series:
- Dell Precision T5810
- Dell Precision T7810
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Disclaimer
Always verify the part number / model number on your existing PSU label before purchasing.
If you are unsure which model is suitable, chat with the NJ Bravo team before ordering. We will help you check the part number, connector, and compatibility.
Package Contents
- 1× Dell 685W Workstation PSU CYP9P W4DTF Precision T5810 T7810 (New Original or identical DPN)
Warranty
- 3-month replacement warranty
- Covers manufacturing defects; physical damage and improper installation not included
Additional Notes
- Hot-swap — PSU can be replaced while workstation is running (when redundant PSU is active).
- Can be upgraded to 825W (FT7T6) within the same T5810 / T7810 chassis.
- Verify Dell DP/N on existing PSU label matches CYP9P or W4DTF before ordering.
- New original unit — genuine factory Dell unit, not refurbished or aftermarket.
