





The DELTA ECMA-C20804S7 is a 400W servo motor from the renowned ECMA series, specifically designed for high-speed, low-inertia applications. This motor delivers exceptional torque density and dynamic response, making it an ideal choice for pick-and-place machines, packaging equipment, and textile machinery. With a 20-bit encoder, it provides precise position and velocity feedback, enabling smooth operation and tight control loops. The motor features a standard key-way shaft for easy mechanical coupling and is optimized for use with DELTA ASD-B2 series drives. Its compact frame and robust design ensure long service life even in continuous duty cycles. Below is a comprehensive specification table for the ECMA-C20804S7 and compatible drive models.
| Motor Model | Rated Power | Rated Torque | Rated Speed | Encoder Resolution | Inertia Type | Brake | Oil Seal | Shaft Key | Compatible Drive |
|---|---|---|---|---|---|---|---|---|---|
| ECMA-C20804S7 | 400 W | 1.27 N.m | 3000 r/min | 20-bit (Incremental) | Low Inertia | Without Brake | No Oil Seal | With Key-way | ASD-B2-0421-B (400W, 220V) |
| ECMA-C10604ES | 400 W | 1.27 N.m | 3000 r/min | 20-bit (Incremental) | Low Inertia | Without Brake | No Oil Seal | With Key-way | ASD-B2-0421-B (400W, 220V) |
| ECMA-C10604FS | 400 W | 1.27 N.m | 3000 r/min | 20-bit (Incremental) | Low Inertia | With Brake | No Oil Seal | With Key-way | ASD-B2-0421-B (400W, 220V) |

What Does Our Clients Say
Mitsubishi MR-J4
Laura Navas
Great product!
2019/12/01
Keyence sensor
EQDR SALES
Original and fast!
2020/02/22