German SEW R37DRN71M4/BE05HF 0.37kW Helical Geared Motor
1. Product Overview
R37DRN71M4/BE05HF is an original German SEW-EURODRIVE R-series helical geared motor integrated with 0.37kW 4-pole three-phase motor and BE05HF electromagnetic brake. Designed with rugged cast iron housing, hardened helical gears, and compact coaxial layout, it delivers high efficiency (up to 95%), low noise, and strong braking performance. Ideal for material handling, packaging, and general automation requiring precise stop/hold. 100% genuine SEW, CE/RoHS certified.
2. Technical Specifications
| Item |
Specification |
| Brand |
SEW-EURODRIVE (Germany) |
| Model |
R37DRN71M4/BE05HF |
| Gearbox Series |
R37 (Helical, coaxial, hard tooth surface) |
| Motor Model |
DRN71M4 |
| Rated Power |
0.37kW (1/2 HP) |
| Pole/Phase |
4-Pole / 3-Phase |
| Input Speed |
1,380 rpm (50Hz) |
| Output Speed |
~36 rpm (ratio i=39.17) |
| Output Torque |
98 Nm |
| Brake Type |
BE05HF (electromagnetic, 230AC, 5Nm torque) |
| Voltage |
380–400V Y / 220–230V Δ |
| Protection Class |
IP54 (dust & splash proof) |
| Insulation Class |
F (155°C) |
| Duty Cycle |
S1 (continuous) |
| Gear Material |
Hardened steel HRC58–62 |
| Housing |
Cast iron, RAL7031 blue-gray |
| Mounting |
Foot (B3) / Flange (B5) |
| Weight |
~18 kg |
| Certification |
CE, RoHS, IEC60034 |
3. Key Features
- ✅ Integrated Gear+Motor+Brake: “Three-in-one" compact design, saves space & simplifies wiring.
- ✅ High Precision Helical Gear: R37 hard tooth surface, low backlash, high rigidity, efficiency >95%.
- ✅ Reliable BE05HF Brake: 5Nm holding torque, fast response, manual release option, safe for vertical load.
- ✅ Durable German Quality: Cast iron housing + high-grade bearings, low noise ≤75dB, long service life.
- ✅ IP54 Protection: Suitable for dusty, humid, or splash-prone industrial environments.
- ✅ Fine Ratio & High Torque: i=39.17, output 98Nm at low speed, perfect for heavy-load conveying.
- ✅ Easy Installation & Maintenance: Standard interface, universal lubrication, minimal upkeep.
4. Applications
- Conveyor systems, belt & roller conveyors
- Packaging, labeling, and printing machinery
- Food & beverage processing lines
- Warehouse logistics & automated storage
- General machinery, small cranes, hoists
- Textile, pharmaceutical, and chemical equipment
5. Compatible Products
- SEW frequency inverters (MC07B, MOVITRAC series)
- SEW brake controllers & rectifiers (BGE1.5)
- Industrial PLC, motion controller, HMI
- SEW R/K/F/S series gearboxes & motor accessories
6. Our Advantages
- 100% original genuine SEW, full factory test & warranty.
- Stock available, fast delivery (3–7 days).
- Professional technical support for selection, installation & brake setup.
- One-stop supply for SEW gearboxes, motors, brakes & inverters.