750-ACFU: Dell PowerEdge R750 Very High Performance Gold Fan Module (VHP)
Also listed as: 09J8VN, 9J8VN · made by Delta Electronics
The Dell 750-ACFU is a Dell PowerEdge R750 Very High Performance Gold Fan Module (VHP) delivering targeted cooling airflow and thermal stability for Dell PowerEdge R750, R750XA servers.
Specifications
| Part number | 750-ACFU |
|---|---|
| Brand | Dell |
| Made by | Delta Electronics |
| Type | Fans |
| Other numbers | 09J8VN, 9J8VN |
| Status | current |
| Form factor | Hot-Plug 60mm Dual-Rotor Very High Performance Fan Module |
| Speed | Up to 18,500 RPM |
| Generation fit | 15th Generation PowerEdge (R750 / R750xa) |
About the 750-ACFU
The Dell 750-ACFU is a Dell PowerEdge R750 Very High Performance Gold Fan Module (VHP) engineered to deliver high-velocity cooling airflow across internal server components. Featuring a dual-rotor counter-rotating motor design, the 750-ACFU provides static pressure to cool high-wattage processors, memory banks, and expansion cards in high-density Dell PowerEdge chassis. The 750-ACFU maintains safe operating temperatures under continuous datacenter computing loads.
Compatibility
Designed specifically for Dell PowerEdge R750, R750XA servers, the 750-ACFU installs into the central hot-plug fan bay. The 750-ACFU integrates with chassis fan brackets and connects through blind-mate power pins for tool-less replacement during server operation.
How to identify a genuine unit
Genuine Dell 750-ACFU fans display a factory label showing DP/N 09J8VN, Delta or NMB manufacturer markings, and operating voltage/amperage specifications. In iDRAC Fans inventory, the 750-ACFU fan reports real-time RPM speed and operational health status, allowing predictive maintenance alerts.
Buying used
When evaluating a pre-owned 750-ACFU, spin both fan rotors manually to ensure bearings rotate smoothly without grinding, resistance, or wobbling. Check the plastic housing and blind-mate connector pins on the 750-ACFU for physical damage. Confirm in iDRAC that the 750-ACFU modulates PWM speed normally under thermal stress.
Fits these models
Check compatibility with Dell
Before you buy, confirm the exact configuration against the vendor's own lists: firmware levels, operating systems, adapters and optics that Dell has tested with the Dell 750-ACFU.
- Compatibility Dell E-Lab Navigator (storage and SAN interoperability) (free vendor sign-in)
- Support Dell Support: drivers, manuals and service tag lookup
Equivalent part numbers
- Dell 9J8VN Dell direct spare part number for R750 VHP Gold Fan
FAQ
Why is the VHP fan required for all-NVMe R750 servers?
24 NVMe Gen4 drives and high-TDP CPUs create severe backpressure and heat requiring the maximum CFM output of VHP fans.
What is the noise level of VHP fans under full load?
Under maximum speed, VHP fans produce substantial acoustic noise (>80 dB), typical for high-density enterprise server rooms.
Buying or selling 750-ACFU?
New, refurbished or used. Tell us the quantity and condition and we connect you with a vetted reseller in your region, usually within one working day.
Sources
- Dell PowerEdge R750 Technical Guide: Very High Performance Fans, checked 2026-10-27