Photos show the actual item you will receive.
Product details
About this part
The YASKAWA SGMAH-A3A1A4S-E SERVO MOTOR is made by Yaskawa and identified by manufacturer part number SGMAH-A3A1A4S-E.
This listing is for the exact part number stated above. Compare the part number, condition and photos with your equipment before ordering.
Condition
This item is listed as Used. Previously used. See condition notes and photos.
The photos are part of the description — check them for labels, connectors, markings and any visible wear.
What's included
1 × YASKAWA SGMAH-A3A1A4S-E SERVO MOTOR.
Only the items listed here or clearly shown in the photos are included. Cables, manuals, mounting hardware and accessories are not included unless stated.
Identification & compatibility
Check the manufacturer (Yaskawa), the part number (SGMAH-A3A1A4S-E) and the photos against your equipment. If you are not sure this is the right part, contact us before you order.
Price match
Found an identical item for less at a fixed price elsewhere? Contact us before you buy with the details, and we will review it.
Important information
Product information is based on what is available for this specific item. Where specifications or compatibility are critical to your application, confirm them before purchase.
- Brand
- Yaskawa
- Part number
- SGMAH-A3A1A4S-E
- Model
- SGMAH-A3A1A4S-E
- Country of Origin
- Japan
- Series
- Yaskawa Sigma-II (Σ-II) SGMAH, 3000 r/min
- Rated output
- 30 W
- Rated voltage
- 200 V
- Rated current
- 0.44 A (rms)
- Rated torque
- 0.0955 N·m (13.5 oz·in)
- Instantaneous peak torque
- 0.286 N·m (40.5 oz·in)
- Rated speed
- 3000 r/min
- Maximum speed
- 5000 r/min
- Instantaneous max. current
- 1.3 A (rms)
- Rotor moment of inertia
- 0.0166 × 10⁻⁴ kg·m²
- Encoder
- 16-bit absolute encoder, 16384 P/rev
- Shaft
- Straight with key
- Brake / seal
- No brake, with oil seal
- Insulation class
- B
- Enclosure
- Totally enclosed, self-cooled, IP55 (except shaft opening)
- Matching SERVOPACK
- SGDH-A3AE (single-phase 200 VAC)
The Yaskawa SGMAH-A3A1A4S-E is a 30 W, 200 V AC servo motor from Yaskawa's Sigma-II (Σ-II) SGMAH series. Its nameplate gives 30 W, 200 V, 0.44 A, 0.095 N·m and 3000 r/min with class B insulation. By Yaskawa's model code it has a 16-bit absolute encoder, a straight shaft with key, and an oil seal. The motor is made in Japan by Yaskawa Electric Corporation. The part number is also searched as SGMAH-A3A1A4S or SGMAHA3A1A4SE.
What does the SGMAH-A3A1A4S model code mean?
In Yaskawa's Sigma-II designation, A3 is the 30 W rated output, A is 200 V, 1 is a 16-bit absolute encoder (16384 pulses per revolution), A is the design revision, 4 is a straight shaft with key, and S means with oil seal and without a brake. Yaskawa's model code table does not cover the -E suffix.
Which servo amplifier drives the SGMAH-A3A?
Yaskawa pairs the 30 W, 200 V SGMAH-A3A motor with the SGDH-A3AE Sigma-II SERVOPACK for single-phase 200 VAC supply. The voltage class of the motor and the SERVOPACK must match.
What condition is this motor in?
Used. The photos show the motor with its power lead and encoder lead, each ending in a connector, and the Yaskawa nameplate intact and readable.
- Ships from
- Israel
- Tracking
- Included on every order
Import duties and taxes may apply in your country and are paid by the buyer on delivery.
- Returns
- Accepted within 60 days of delivery
- Return shipping
- Free — paid by us
- Refund
- Money back
Return terms differ from item to item — this item's own policy is shown above.
Whatever it says, an item that arrives faulty or not as described is covered: tell us within 30 days of delivery and we will refund or replace it.
Consumers in the EU, the UK and Israel keep their legal right to cancel within 14 days. Full details and the return request form are on our Returns and warranty page.
Questions about this part
What is the Yaskawa SGMAH-A3A1A4S-E?
It is a 30 W, 200 V AC servo motor from Yaskawa's Sigma-II SGMAH series, rated 0.0955 N·m at 3000 r/min, with a 16-bit absolute encoder.
Does the SGMAH-A3A1A4S-E have a brake?
No. The S in the seventh position of the model code means with oil seal and no brake.
Which drive works with the SGMAH-A3A1A4S-E?
Yaskawa lists the SGDH-A3AE Sigma-II SERVOPACK for the 30 W, 200 V SGMAH-A3A motor.
What encoder does this motor have?
The 1 in the fourth position of the model code is Yaskawa's 16-bit absolute encoder with 16384 pulses per revolution.
What shaft does the SGMAH-A3A1A4S-E have?
The 4 in the sixth position is a straight shaft with key, and the motor has an oil seal.
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