

4118N/2H4 is a 48 VDC compact axial fan for servers, data-communications equipment, control cabinets. Its main supplied feature is 6800 rpm rated speed in the supplied parameter row. It also lists a 120*120*38 mm size specified in the upload data. Review maintenance access for spares planning.
| Rated Voltage(V) | 48 |
|---|---|
| Size(mm) | 120*120*38 |
| Max.Air Flow(m³/h) | 350 |
| Max.Pressure(Pa) | 400 |
| Input Power(W) | 28 |
| Speed(rpm) | 6800 |
Model 4118N/2H4 is positioned as the ebm-papst DC compact axial fan for automation and electronic manufacturing assembly, supporting air movement where passive convection cannot control the required thermal state margin.
The listed 48 V supply and 28 W input give electrical designers a defined basis for power and interface planning.
A compact axial structure provides a practical accumulated heat removal path for dense devices, short internal passages and localized thermal zones.
Production approval should consider mounting, connector or lead arrangement, air movement direction and access for future service. Check environmental limits in the original product data. Confirm the exact operating point before production release.
In servers and data-communication hardware, the ebm-papst 4118N/2H4 provides forced moving air that cools computing and network assemblies. Forced-air forced-air cooling reinforces hardware availability during long duty cycles and repeated load changes.
For power-conversion units, conversion stages and control enclosures, the ebm-papst 4118N/2H4 DC constrained-space axial fan cools switching stages and controls. Predictable circulation helps reduce thermal state gradients across boards, power sections and mechanical assemblies.
Within industrial automation installation, 4118N/2H4 ventilates drives and production electronics as a ebm-papst DC tightly packaged axial fan. The selection supports a clearer bill of materials and reduces uncertainty when replacement parts are required.
Medical and laboratory instruments require managed air movement, and ebm-papst 4118N/2H4 cools enclosed instrument electronics. The result enables dependable function while keeping the thermal load removal function understandable for future service work.
The product is classified as a compact axial fan. Use the full model code because nearby variants can differ in motor, mounting, and controls.
No exact IP protection level is stated for this item in the supplied sources. Confirm it before use in dusty, wet, or harsh locations.
The matched series information describes speed-control capability. Confirm the exact control method and required controller for this model before commissioning.
No guaranteed lead time is provided in the supplied sources. Confirm current stock, required quantity, production schedule, and shipping date with the supplier.
Its advantage should be judged from the matched series feature, exact size, electrical rating, and available performance data rather than from a generic fan comparison.
It may be evaluated for high-reliability cooling using the supplied parameters, but duty cycle, redundancy, ambient limits, and protection must be confirmed at system level.

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