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 Schneider Electric BCH18MM2023CA6C is a 2 kW Easy Lexium 18 BCH18 servo motor on a 130 mm flange, rated for 9.55 N·m continuous stall torque at 2000 rpm nominal speed and a 3000 rpm maximum mechanical speed. Its 23-bit optic multi-turn encoder retains absolute position across power cycles, and the motor ships without a holding brake, drawing up to 36.0 A maximum permanent current from the LXM18 drive.
The BCH18MM2023CA6C is the highest-torque unbraked motor in the M130 frame, delivering 9.55 N·m continuous stall torque at 2000 rpm nominal speed and drawing up to 36.0 A maximum permanent current — size the LXM18 drive's output stage to that current, not the 11.7 A continuous figure. Without a brake it suits a horizontally mounted or counterbalanced axis; the BCH18MM2023CF6C carries the same torque and power rating with a 40 N·m brake for axes that must hold position unpowered. At 27.79 kg.cm², rotor inertia is roughly a third higher than the 1.5 kW motor in the same flange, a trade-off that comes with the added torque, and net weight reaches 11.2 kg before the brake is added, versus 9.0 kg for the 1.5 kW sibling.
| Range of product | Lexium 18 |
|---|---|
| Range compatibility | Lexium 18 |
| Product or component type | Servo motor |
| Device short name | BCH18 |
| Maximum mechanical speed | 3000.0 rpm |
|---|---|
| [Us] rated supply voltage | 220 V |
| Continuous stall current | 11.7 A |
| Continuous stall torque | 9.55 N.m, 220 V |
| Continuous power | 2000 W |
| Peak stall torque | 28.65 N.m, 220 V |
| Nominal output power | 2000 W, 220 V |
| Nominal torque | 9.55 N.m, 220 V |
| Nominal speed | 2000 rpm, 220 V |
| Maximum current Irms | at 2.0 kW, 220 V |
| Maximum permanent current | 36.0 A |
| Product compatibility | Motion servo drive motion servo motors motor at 2.0 kW, 220 V |
| Shaft end | Parallel key |
| Shaft diameter | 22.0 mm |
| Shaft length | 55.0 mm |
| Key width | 8.0 mm |
| Feedback type | 23 bits optic multi turn encoder |
| Holding brake | Without |
| Mounting support | Asian standard flange |
| Motor flange size | 130 mm |
| Electrical connection | 2 connectors male/female |
| Number of motor poles | 5.0 |
| Rotor inertia | 27.79 kg.cm² |
| Stator resistance | 0.29 Ohm |
| Stator inductance | 2.85 mH |
| Maximum radial force Fr | 686 N |
| Maximum axial force Fa | 343 N |
| Length | 195.9 mm |
| Number of mounting holes | 4 |
| Circle diameter of the mounting holes | 9 mm |
| Width | 195.9 mm |
| Height | 130 mm |
| Depth | 182.4 mm |
| Net weight | 11.2 kg |
| Network number of phases | 3 |
| Encoder type | Optic encoder |
| Inertia | 0.0 kg.cm² of brake, 27.79 kg.cm² of motor |
| IP degree of protection | IP67 |
|---|
| Part number | BCH18MM2023CA6C |
|---|---|
| Type designation | BCH18 |
| Brand | Schneider Electric |
| Condition | New, factory sealed |
| Source | Schneider Electric and its authorised distributors |
| Warranty | Manufacturer warranty |
| Lifecycle status | Active, in production |
| Warranty (in months) | 18 |
|---|
| Unit Type of Package 1 | PCE |
|---|---|
| Number of Units in Package 1 | 1 |
| Package 1 Height | 25 cm |
| Package 1 Width | 30 cm |
| Package 1 Length | 40 cm |
| Package 1 Weight | 12.303 kg |
| Unit Type of Package 2 | P06 |
| Number of Units in Package 2 | 18 |
| Package 2 Height | 105 cm |
| Package 2 Width | 60 cm |
| Package 2 Length | 80 cm |
| Package 2 Weight | 221.454 kg |
| Shipping weight | 11.2 kg |
| Ships from | Türkiye |
| Dispatch | — |
| Stock | On request |
Source: manufacturer data · Last verified: 30 Oct 2026
No documents are on file for this part yet.
Ask us for the datasheetThe rated current of BCH18 is 11.7 A.
The rated motor power of BCH18 is 2 kW.
The tariff (HS) code on file for BCH18 is 850152.
BCH18 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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