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NVENT HOFFMAN EF250R5 Filter Fan Air flow 156 m3/h
nVent HOFFMAN EF250R5 high flow filter fan with 156 m³/h airflow designed to provide forced ventilation and cooling for industrial electrical enclosures.
£131.25
Why Choose the nVent HOFFMAN EF250R5 Filter Fan?
The nVent HOFFMAN EF250R5 is a high-performance filter fan cooling unit designed to provide forced ventilation and thermal management for industrial electrical enclosures and control cabinets. As part of the HOFFMAN EF high flow filter fan range, it helps remove excess heat while protecting sensitive electrical components from dust and environmental contaminants.
The EF250R5 uses a reliable fan motor and integrated filter system to circulate clean air through the enclosure, helping maintain stable operating temperatures and reduce the risk of component failure caused by overheating. Its click-in installation system allows quick mounting without screws, while the hinged front cover simplifies filter replacement and maintenance.
With an airflow capacity of 156 m³/h, an IP54 protection rating and compact dimensions of 252 mm height × 252 mm width × 98 mm depth, the nVent HOFFMAN EF250R5 provides an efficient cooling solution for industrial automation cabinets, electrical panels and control systems.
Key Advantages
- 156 m³/h airflow capacity provides effective forced ventilation for electrical enclosures.
- IP54 protection rating helps protect against dust and water ingress.
- Click-in installation system enables fast and simple mounting without screws.
- Integrated filter helps protect enclosure components from airborne contaminants.
- Hinged front cover allows quick and easy filter replacement.
- Reliable fan motor supports continuous enclosure ventilation.
Key Features
- nVent HOFFMAN EF high flow filter fan series.
- Airflow: 156 m³/h.
- Supply voltage: 230 V AC, 50/60 Hz.
- Protection rating: IP54 / NEMA Type 12.
- Height: 252 mm.
- Width: 252 mm.
- Depth: 98 mm.
- Vertical filter fan design with click-in mounting system.
- Thermoplastic front cover with self-extinguishing UL94V0 material.
Reliable Cooling for Industrial Enclosures
The nVent HOFFMAN EF250R5 filter fan provides active airflow management to control heat levels inside electrical enclosures. By continuously circulating filtered air, it helps maintain suitable operating conditions for automation equipment, control devices and electrical components.
Designed for industrial applications, the EF250R5 combines efficient ventilation, simple installation and reliable operation. It is recommended for use together with an exhaust filter to create an effective enclosure ventilation system.
Typical Applications
- Industrial control cabinets.
- Automation and machine building panels.
- Electrical distribution enclosures.
- Manufacturing equipment systems.
- Process control installations.
- Industrial enclosures requiring forced ventilation.
Technical Specifications
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| Cut-Out Size (mm) | 223 × 223 mm | |
|---|---|---|
| Device Type | Filter fan | |
| Coil / Supply Voltage | 230 V AC, 1-phase | |
| IP Rating | IP54 | |
| Fan Type | Filter Fan | |
| Airflow (m³/h) | 156 m³/h | |
| Country of Manufacture | Germany | |
| Manufacturer | nVent HOFFMAN | |
| Series | EF High Flow Filter Fan | |
| Model | EF250R5 | |
| Product type | Enclosure filter fan | |
| Airflow | 156 m³/h | |
| Airflow without filter | 125/138 m³/h | |
| Airflow with filter | 93/102 m³/h | |
| Frequency | 50/60 Hz | |
| NEMA rating | Type 12 | |
| Height | 252 mm | |
| Width | 252 mm | |
| Depth | 98 mm | |
| Cut-out size | 223 × 223 mm | |
| Nominal current | 0.12/0.10 A | |
| Noise level | 40 dB(A) | |
| Weight | approx. 1.45 kg |
Frequently Asked Questions
What is the nVent HOFFMAN EF250R5 used for?
The EF250R5 is a filter fan designed to provide forced ventilation and cooling for industrial electrical enclosures and control cabinets.
What airflow does the EF250R5 provide?
The nVent HOFFMAN EF250R5 provides an airflow capacity of 156 m³/h.
What voltage does the EF250R5 require?
The EF250R5 operates from a 230 V AC, 50/60 Hz power supply.
What protection rating does the EF250R5 have?
The EF250R5 has an IP54 protection rating, helping protect against dust and water ingress.
Where is the EF250R5 installed?
The filter fan is installed on electrical enclosures, control cabinets and industrial automation panels requiring active ventilation and heat removal.
Trusted by Industrial Enclosure Professionals
nVent HOFFMAN thermal management accessories are trusted by electrical engineers and panel builders to maintain reliable enclosure conditions and protect critical industrial equipment.
