SEW KA127DRN160M4 Helical-Bevel Gearmotor
Brand: SEW-Eurodrive | Series: KA-Series (Hollow Shaft)
The SEW KA127DRN160M4 is a heavy-duty industrial helical-bevel gearmotor featuring a hollow shaft design[cite: 9]. Engineered for high efficiency, high radial load capacity, and robust torque transmission, it is widely utilized in conveyor systems, material handling, hoisting machinery, and heavy industrial automation[cite: 9].
Technical Specifications
| Model / Part Number | KA127DRN160M4[cite: 9] |
|---|---|
| Brand / Manufacturer | SEW-Eurodrive[cite: 9] |
| Gear Unit Type | KA Series (Helical-Bevel, Hollow Shaft)[cite: 9] |
| Motor Type | DRN160M4 (AC Squirrel-Cage Motor, IE3 Premium)[cite: 9] |
| Rated Motor Power (kW) | 11.0 kW (Standard)[cite: 9] |
| Output Speed / Ratio | Customizable via gearbox options (Contact for ratio details)[cite: 9] |
| Mounting Position | Universal / Hollow Shaft with Keyway[cite: 9] |
Documentation & Resources
SEW K127 Series Modular Configuration Matrix
Full-range modular assembly guide for SEW-Eurodrive Size 127 helical-bevel gearboxes[cite: 9]. Review supported mechanical mountings, current IE1-IE4 motor pairings, and factory protection options:
| Gear Unit Mounting / Shaft Design | Frame Size | Matched Motor Series & Powers | Optional Factory Accessories |
|---|---|---|---|
| KA127 (Hollow Shaft with Keyway)[cite: 9] | Size 127[cite: 9] | DRN Series (IE3 Premium: 132M4 to 280M4 / 7.5 kW - 90 kW)[cite: 9] | /BE (Fail-Safe Disc Brake)[cite: 9] |
| K127 (Foot-Mounted Solid Shaft)[cite: 9] | Size 127[cite: 9] | DRE Series (IE2 High Efficiency)[cite: 9] | /TF (PTC Thermistor Thermal Protection)[cite: 9] |
| KAF127 / KF127 (B5 Flange Mount)[cite: 9] | Size 127[cite: 9] | DRS Series (IE1 Standard Efficiency)[cite: 9] | /TH (Thermostat Switch Control)[cite: 9] |
| KAZ127 (B14 Face Flange Mount)[cite: 9] | Size 127[cite: 9] | DV / DT Series (Legacy Retrofit Motors: DV132 to DV280)[cite: 9] | /RS (Mechanical Backstop / Anti-Runback)[cite: 9] |
| KH127 / KHF127 / KHZ127 (Shrink Disc)[cite: 9] | Size 127[cite: 9] | DFV / DFT Series (ATEX Explosion-Proof Executions)[cite: 9] | /V (Forced Cooling Fan Attachment)[cite: 9] |
| KT127 / KTF127 / KTZ127 (TorqLOC® Bushing)[cite: 9] | Size 127[cite: 9] | CV / CT Series (Inverter-Duty & Servomotor Drives)[cite: 9] | /DH (Heavy-Duty Condensation Drain)[cite: 9] |
Legacy SEW Motor Replacement & IE3 DRN Upgrade Guide
Obsolete SEW motor ranges (DT, DV, DRS, DRE) installed on K127 gearboxes can be seamlessly replaced with current IE3 Premium Efficiency DRN motors[cite: 9]. Refer to the cross-reference mapping below for 1-to-1 retrofitting:
| Legacy Motor Code (Obsolete) | Efficiency Level | Current IE3 Replacement Motor | Rated Power (kW) | Mechanical Compatibility & Retrofit Notes |
|---|---|---|---|---|
| DV132M4 / DT132M4[cite: 9] | IE1 / Standard Efficiency[cite: 9] | DRN132M4 IE3 Upgrade[cite: 9] | 7.5 kW[cite: 9] | Direct 1-to-1 flange & shaft match on K127 gearboxes. Lower energy loss.[cite: 9] |
| DV160M4 / DRE160M4[cite: 9] | IE1 / IE2 Efficiency[cite: 9] | DRN160M4 IE3 Upgrade[cite: 9] | 11.0 kW[cite: 9] | Identical mounting dimensions; direct drop-in replacement for KA127.[cite: 9] |
| DV160L4 / DRE160L4[cite: 9] | IE1 / IE2 Efficiency[cite: 9] | DRN160L4 IE3 Upgrade[cite: 9] | 15.0 kW[cite: 9] | Flange & shaft dimensions identical. Check terminal box position.[cite: 9] |
| DV180M4 / DRE180M4[cite: 9] | IE1 / IE2 Efficiency[cite: 9] | DRN180M4 IE3 Upgrade[cite: 9] | 18.5 kW[cite: 9] | Direct replacement on K127, KAF127, and KH127 gear units.[cite: 9] |
| DV180L4 / DRE180L4[cite: 9] | IE1 / IE2 Efficiency[cite: 9] | DRN180L4 IE3 Upgrade[cite: 9] | 22.0 kW[cite: 9] | B5/B14 adapter compatibility preserved. Fully compliant with modern IE3 standards.[cite: 9] |
| DV200L4 / DRE200L4[cite: 9] | IE1 / IE2 Efficiency[cite: 9] | DRN200L4 IE3 Upgrade[cite: 9] | 30.0 kW[cite: 9] | Identical shaft centerline height & mounting pattern. Brake options updated to BE16/BE30.[cite: 9] |
| DV225M4 / DRE225M4[cite: 9] | IE1 / IE2 Efficiency[cite: 9] | DRN225M4 IE3 Upgrade[cite: 9] | 45.0 kW[cite: 9] | Heavy industrial drive drop-in unit. Full compatibility with SEW VFD systems.[cite: 9] |
| DV250M4 / DRE250M4[cite: 9] | IE1 / IE2 Efficiency[cite: 9] | DRN250M4 IE3 Upgrade[cite: 9] | 55.0 kW[cite: 9] | Maximum power capacity pairing for K127 series. Replaces legacy DV250M4.[cite: 9] |
Expert Selection & Retrofit Engineering Notes
We specialize in providing complete drive packages and technical replacement solutions for the entire SEW-Eurodrive K127 series[cite: 9]. Whether you require a foot-mounted solid shaft unit (K127), hollow shaft with keyway (KA127), B5 output flange (KAF127 / KF127), shrink disc connection (KH127), or keyless TorqLOC® clamping system (KT127), all mechanical designs can be supplied pre-assembled with state-of-the-art IE3 DRN series motors (DRN132M4 to DRN280M4)[cite: 9].
When retrofitting an existing application featuring an obsolete DV132, DV160, DV180, DV200, or DV225 motor, upgrading to an IE3 DRN motor ensures complete dimensional interchangeability while substantially reducing operating temperatures and energy costs[cite: 9]. Simply send us your existing SEW serial number or nameplate code (including options like BE brake, TF thermistor, or RS backstop), and our engineering team will provide a 100% compliant replacement specification and quotation[cite: 9].
When retrofitting an existing application featuring an obsolete DV132, DV160, DV180, DV200, or DV225 motor, upgrading to an IE3 DRN motor ensures complete dimensional interchangeability while substantially reducing operating temperatures and energy costs[cite: 9]. Simply send us your existing SEW serial number or nameplate code (including options like BE brake, TF thermistor, or RS backstop), and our engineering team will provide a 100% compliant replacement specification and quotation[cite: 9].
Core Benchmark Model Standard Configurations
- KA127 DRN132M4 (7.5 kW)[cite: 9]
- KA127 DRN160M4 (11 kW)[cite: 9]
- KA127 DRN160L4 (15 kW)[cite: 9]
- KA127 DRN180M4 (18.5 kW)[cite: 9]
- KA127 DRN180L4 (22 kW)[cite: 9]
- KA127 DRN200L4 (30 kW)[cite: 9]
- KA127 DRN225S4 (37 kW)[cite: 9]
- KA127 DRN225M4 (45 kW)[cite: 9]
- KA127 DRN250M4 (55 kW)[cite: 9]
- KA127 DRN280M4 (90 kW)[cite: 9]
- K127 DRN160M4 (11 kW)[cite: 9]
- K127 DRN225M4 (45 kW)[cite: 9]
- KAF127 DRN180L4 (22 kW)[cite: 9]
- KAF127 DRN225M4 (45 kW)[cite: 9]
- KH127 DRN200L4 (30 kW)[cite: 9]
- KH127 DRN250M4 (55 kW)[cite: 9]
- KT127 DRN180L4 (22 kW)[cite: 9]
- KT127 DRN225M4 (45 kW)[cite: 9]
- KA127 DV160M4 (DV Replacement)[cite: 9]
- KA127 DV225M4 (DV Replacement)[cite: 9]
