DT 4.2Pumping speed 1.9 m³/h
DT 4.8 3Ph 230/400 V 50 Hz / 265/460 V 60 Hz
The Becker DT 4.8 is a dry-running rotary vane compressor with a blast air volume of 8 m³/h at 50 Hz (9.5 m³/h at 60 Hz) and up to +1.0 bar pressure. It works oil-free and delivers oil-free compressed air. Ehrler & Beck advises on selection, accessories and service.
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- Pumping speed 8 m³/h 50 Hz 9.5 m³/h 60 Hz
- Rated motor power 0.3 kW 50 Hz 0.36 kW 60 Hz
| Motor variant | Motor order number |
|---|---|
| 3Ph 230/400 V 50 Hz / 265/460 V 60 Hz (selected) | 41174201272003GH |
| 3Ph 230/400 V 50 Hz / 208/360, 230/400, 265/460 V 60 Hz | 41273222272633GH |
| 1Ph 230 V 50/60 Hz | 412X3227272003GH |
Becker DT 4.8 – oil-free rotary vane compressor
The DT 4.8 delivers 8 m³/h at 50 Hz (9.5 m³/h at 60 Hz) and works up to +1.0 bar pressure. The installed motor power is 0.3–0.37 kW at 50 Hz and 0.35–0.44 kW at 60 Hz, the sound pressure level 58 / 61.5 dB(A). Weight: approx. 9.5 kg with motor. Dimensions: 233–253 × 155.5 × 165 mm (length depending on the motor), pressure connection G 3/8".Dry-running rotary vane principle
The compressor works without oil in the compression chamber; there are no oil changes, and the compressed air produced is oil-free. An integrated inlet filter and a pressure regulating valve are part of the equipment; the motor drives the rotor directly.Versions and accessories
- DT 4.8/0-28: version with handle
Advice and service
Ehrler & Beck supports you in selecting the right size and pressure stage, supplies accessories and spare parts and carries out maintenance and repair.| Pumping speed 50Hz | 8 |
|---|---|
| Pumping speed 60Hz | 9.5 |
| Rated motor power 50Hz | 0.3 |
| Rated motor power 60Hz | 0.36 |
| Motor efficiency class | IE2 |
| Weight | 9.5 |
| Length | 23.05 |
| Width | 15.55 |
| Height | 16.5 |
| Outlet connection flange | G 3/8" |
| Noise level | 58 dB(A) |
| Cooling method | Air cooling |
| Oil type | Oil-free |
Further technical data
| Motor | Data |
|---|---|
| Motor order number | 41174201272003GH |
| Pump types according to Becker | VT 4.8 DT 4.8 |
| Phases | 3~ (three-phase) |
| 50 Hz | 0.30 kW (0.4 hp) · Δ230/Y400 V · IE2 · 2835 min⁻¹ · 1.59/0.92 A |
| 60 Hz | 0.36 kW (0.5 hp) · Δ265/Y460 V · IE2 · 3420 min⁻¹ · 1.54/0.89 A |
| Version | CE IP54 • ISO F • PTO |
| Motor length M1 | 173.0 mm |
| Overall length L1 with pump | 230.5 mm |
| Motor weight | 4.9 kg |
| Motor data according to | Becker Motor Specifications for Pumps and Blowers (09/2026), item 1-04 |
Additional technical data
| Technical data | Value |
|---|---|
| Design | Rotary vane compressor, dry-running (oil-free), air-cooled |
| Blast air volume 50 Hz / 60 Hz | 8 / 9.5 m³/h |
| Pressure stage +1.0 bar: motor power 50 / 60 Hz | 0.3–0.37 / 0.35–0.44 kW |
| Pressure stage +1.0 bar: sound pressure level 50 / 60 Hz | 58 / 61.5 dB(A) |
| Weight | approx. 9.5 kg with motor |
| Dimensions | 233–253 × 155.5 × 165 mm (length depending on the motor) |
| Pressure connection | G 3/8" |
| Reference data | 1000 mbar, 20 °C |
| Becker data sheet | Dated 2025-10-20 |
| Version / accessory | Description |
|---|---|
| DT 4.8/0-28 | Version with handle |
