Siemens 1FT6041-4AK71-3EA1 — Synchronous Servo Motor
| Part number | 1FT6041-4AK71-3EA1 |
|---|---|
| Brand | Siemens |
| Category | Servo Motor |
| Description | Synchronous Servo Motor |
| Manufacturer | Siemens |
| Product Type | Synchronous Servo Motor |
| Product Line | 1FT6 |
| Part Number | 1FT6041-4AK71-3EA1 |
| UPC | 662643009989 |
| Weight | 14.00 lbs (6.35 kg) |
| Rated Torque (100 K) | 2.5 Nm |
| Maximum Speed | 6000 rpm |
| Cooling | Natural (no fan) |
| Mounting | Flange IM B5 (fits IM V1, V3) |
| Shaft End | Axial output, non-drive end |
| Encoder | EnDat 2048 single-turn absolute |
| Torque Derating | -10 % (encoder fitted) |
| Brake | None |
| Vibration Rating | Grade N |
| Sealing | Gamma ring, IP65 |
| Connectors | Combined power + signal outlet |
| Winding Resistance | ~0.72 Ω @20 °C |
| Inductance | ~47 mH |
| Thermal Time Constant | ~6.9 s |
The Siemens 1FT6041-4AK71-3EA1 is a synchronous servo motor designed for precision applications. It operates at a maximum speed of 6000 rpm and delivers a rated torque of 2.5 Nm. This device comes equipped with an EnDat 2048 single-turn absolute encoder for exact positioning.
Also written as
662643009989
Compatibility data for this part number is being verified. Send an RFQ with your equipment model and serial — our suppliers confirm fitment before quoting.
Data compiled from 1 verified source. Last reviewed 2026-08-16.
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