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High-Performance Axial Inline Duct Fan ER 25/4 T
The ER 25/4 T inline duct fan from the ER Series stands out with its compact design, high airflow capacity, and versatile applications. Whether for ventilation in residential areas, workshops, gastronomy, or industrial settings – this powerful fan offers a reliable solution for controlled air supply and exhaust.
The robust housing made of galvanized steel sheet ensures long-lasting durability and is ideal for installation in round duct ventilation systems. Thanks to its well-thought-out construction, the fan can be mounted both horizontally and vertically with ease.
A particular highlight is the external terminal box, which simplifies electrical installation and enhances safety. The motor features maintenance-free ball bearings for a quiet and continuous operation.
Duct fan 250 mm
With its nominal diameter of 250 mm, the ER 25/4 T duct fan offers an excellent balance of performance, efficiency, and price – ideal for anyone who values quality and functionality.
This model is part of a wide-ranging series with various sizes and power levels – ensuring you’ll always find the right solution for your needs.
| Maximum Airflow | 1000 m³/h |
| Maximum Pressure | 100 Pa |
| Voltage | 400 volt ~ 50 Hz |
| Protection Rating | IP44 |
| Protection Class | I |
| Weight | 4 kg |
| Sound Pressure Level Lp-2m | 52 dB(A) |
| Current Consumption | 0.1 A |
| Maximum Temperature | 60 °C |
| Material | Galvanized Steel |
| Maximum Motor Speed | 1,400 RPM |
| Dimensions | NW 250 mm |
| Number of Poles | 2 |
| Special Features | Reversible |
| Motor | ball bearing external rotor motor, speed adjustable |
| Fan Type | Axial Fan, Inline Duct Fan |
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| Image | Article | Nominal Diameter | Sound pressure | Maximum Airflow | Maximum Speed | Maximum Total Pressure | Item No. | Price |
|---|---|---|---|---|---|---|---|---|
 |
Inline duct fan 250mm ER 25/2 M – high airflow & low noise | 250 mm | 66 dB(A) | 1650 m³/h | 2500 RPM | 290 Pa | 973400 | 659,99 € Preis inkl. 19 % MwSt. zzgl. Versandkosten |
|
Duct Fan 250mm ER 25/2 T – powerful & quiet operation | 250 mm | 66 dB(A) | 1650 m³/h | 2.500 RPM | 290 Pa | 973401 | 669,99 € Preis inkl. 19 % MwSt. zzgl. Versandkosten |
|
Duct Fan 250mm ER 25/4 M | 250 mm | 52 dB(A) | 1000 m³/h | 1,400 RPM | 100 Pa | 973405 | 509,99 € Preis inkl. 19 % MwSt. zzgl. Versandkosten |
|
Duct Fan 250mm ER 25/4 T | 250 mm | 52 dB(A) | 1000 m³/h | 1,400 RPM | 100 Pa | 973406 | 549,99 € Preis inkl. 19 % MwSt. zzgl. Versandkosten |
|
Duct Fan 300mm ER 30/2 M | 300 mm | 70 dB(A) | 3,300 m³/h | 2,650 RPM | 280 Pa | 973410 | 719,99 € Preis inkl. 19 % MwSt. zzgl. Versandkosten |
|
Duct Fan 300mm ER 30/2 T | 300 mm | 70 dB(A) | 3,300 m³/h | 2,600 RPM | 280 Pa | 973411 | 729,99 € Preis inkl. 19 % MwSt. zzgl. Versandkosten |
|
Duct Fan 300mm ER 30/4 M | 300 mm | 49 dB(A) | 1,800 m³/h | 1,350 RPM | 125 Pa | 973415 | 549,99 € Preis inkl. 19 % MwSt. zzgl. Versandkosten |
|
Duct Fan 300mm ER 30/4 T | 300 mm | 46 dB(A) | 1,800 m³/h | 1,350 RPM | 125 Pa | 973416 | 589,99 € Preis inkl. 19 % MwSt. zzgl. Versandkosten |
|
Duct Fan 350mm ER 35/4 M | 350 mm | 55 dB(A) | 3,300 m³/h | 1,350 RPM | 160 Pa | 973420 | 649,99 € Preis inkl. 19 % MwSt. zzgl. Versandkosten |
|
Duct Fan 350mm ER 35/4 T | 350 mm | 55 dB(A) | 3,300 m³/h | 1,400 RPM | 160 Pa | 973421 | 629,99 € Preis inkl. 19 % MwSt. zzgl. Versandkosten |
|
Duct Fan 400mm ER 40/4 M | 400 mm | 62 dB(A) | 4,250 m³/h | 1,400 RPM | 200 Pa | 973430 | 729,99 € Preis inkl. 19 % MwSt. zzgl. Versandkosten |
|
Duct Fan 400mm ER 40/4 T | 400 mm | 62 dB(A) | 4,200 m³/h | 1,400 RPM | 200 Pa | 973431 | 689,99 € Preis inkl. 19 % MwSt. zzgl. Versandkosten |
|
Duct Fan 450mm ER 45/4 M | 450 mm | 57 dB(A) | 7,000 m³/h | 1,300 RPM | 200 Pa | 973440 | 889,99 € Preis inkl. 19 % MwSt. zzgl. Versandkosten |
|
Duct Fan 450mm ER 45/4 T | 450 mm | 58 dB(A) | 7,000 m³/h | 1,300 RPM | 200 Pa | 973441 | 819,99 € Preis inkl. 19 % MwSt. zzgl. Versandkosten |
|
Duct Fan 500mm ER 50/4 T | 500 mm | 62 dB(A) | 9,000 m³/h | 1,400 RPM | 230 Pa | 973450 | 1349,99 € Preis inkl. 19 % MwSt. zzgl. Versandkosten |
|
Duct Fan 600mm ER 60/6 T | 600 mm | 58 dB(A) | 11,300 m³/h | 900 U/min | 150 Pa | 973455 | 1179,99 € Preis inkl. 19 % MwSt. zzgl. Versandkosten |
- Amperage
- 0.1 A
- Air output
- 1000 m³/h
- Voltage
- 400 volt ~ 50 Hz
- Sound pressure
- 52 dB(A)
- Weight
- 4 kg
- Model
- 25/4 T
- Temperature max.
- 60 °C
- Air pressure max in Pa
- 100 Pa
- Revolutions
- 1,400 RPM
- Type of protection
- IP44
- Dimensions
- 250 mm
- pole number
- 4