VFD vs Servo Drive: Key Differences
A side-by-side comparison of VFD and servo drive motor type, feedback, dynamic response, overload rating, cost, and applications for industrial engineers.
The Siemens 6SL3055-0AA00-5KA3 is a SINAMICS SME125 external sensor module for an EnDat absolute encoder with sin/cos 1 Vpp signals, a 100 kBaud SSI baud rate, and PTC/KTY temperature-sensor inputs with secure electrical isolation, rated IP67. It uses a 17-pin M23 measuring-system connector plus a separate 6-pin M17 temperature connector, drawing 0.16 A at 24 V DC; it is supplied without a DRIVE-CLiQ cable.
Choose the SME125 over the SME120 when the motor needs absolute position feedback (EnDat, SSI) instead of incremental sin/cos, and over the smaller SME25 when winding-temperature monitoring through the dedicated 6-pin M17 connector is also required. The SME125 is the only module in this sensor-module line-up combining EnDat absolute feedback with PTC/KTY isolation.
| Version: Onboard position encoder interface | Absolute encoder EnDat2.1; SSI absolute encoder with incremental |
|---|---|
| Version: PE conductor | signals sin/cos 1 Vpp M4 screw/1.8 Nm |
| Degree of protection | IP67 |
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| Dimensions: Width | 1,175.0 mm (463.00 in) |
| Dimensions: Height | 431.0 mm (170.00 in) |
| Dimensions: Depth | 127.0 mm (500.00 in) |
| Current drawn: Power requirement (DC 24 V) | 16.00 A |
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| Part number | 6SL3055-0AA00-5KA3 |
|---|---|
| Brand | Siemens |
| Condition | New, factory sealed |
| Source | Siemens and its authorised distributors |
| Warranty | Manufacturer warranty |
| EAN | 4042948662854 |
| Power loss, max. | 45.0 W |
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| Compliance with standards | cULus |
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| Page 1 of 1 | Generated Sun Nov 1 04:01:05 CET 2026 |
| Net weight | 70 kg |
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| Shipping weight | 1.245 kg |
| Ships from | Türkiye |
| Dispatch | — |
| Stock | On request |
Source: manufacturer data · Last verified: 01 Nov 2026
No documents are on file for this part yet.
Ask us for the datasheetThe rated current of 6SL3055-0AA00-5KA3 is 0.16 A.
The tariff (HS) code on file for 6SL3055-0AA00-5KA3 is 85049090.
The EAN (GTIN) of 6SL3055-0AA00-5KA3 is 4042948662854.
6SL3055-0AA00-5KA3 ships from Türkiye. Shipping calculated at checkout · import duties and taxes paid on arrival.
A side-by-side comparison of VFD and servo drive motor type, feedback, dynamic response, overload rating, cost, and applications for industrial engineers.
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