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Siemens Servomotor SQN 31 402A2700 - Servo Motors
SiemensServo Motors

Siemens Servomotor SQN 31 402A2700

Siemens SQN 31 servomotor is a reversible synchronous motor for industrial valve control and actuator applications. Features 4.5-second 90° rotation time, operates on 220–240V or 100–110V AC at 50–60Hz, and includes…

SKU 3G-CBM-06570

Brand
Siemens
Item
Servomotor SQN 31 402A2700
Part Number
402A2700
Category
Servo Motors
UNSPSC
26101205 — Servo motor DC
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Siemens
Manufacturer Part Number
402A2700
type
Servomotor SQN3/SQN4
coupling
Manual disconnect lever with auto reset
frequency
50-60Hz ±6%
motor type
Reversible synchronous motor
supply voltage
220V~ -15% to 240V~ +10% / 100V~ -15% to 110V~ +10%
rotation time 90deg
4.5s
enclosure height series 1
110mm
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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

Siemens SQN 31 servomotor is a reversible synchronous motor for industrial valve control and actuator applications. Features 4.5-second 90° rotation time, operates on 220–240V or 100–110V AC at 50–60Hz, and includes manual disconnect lever with auto reset. Ideal for HVAC and building automation systems.

Frequently Asked Questions

Where can I buy the Siemens SQN 31 402A2700 servomotor in your region?

3G Electric supplies the Siemens SQN 31 servomotor with delivery to your location. We handle all logistics, customs clearance, and customs import documentation. Lead time on request — contact our team for availability and USD pricing.

What is the lead time and shipping for the SQN 31 servomotor to your region?

Lead times vary based on stock availability. 3G Electric manages full logistics to your region, including customs processing and customs. We deliver to your location. Request a quote for your specific delivery timeline and shipping costs.

What voltage and frequency does the Siemens SQN 31 402A2700 servomotor require?

The SQN 31 operates on 220–240V AC or 100–110V AC at 50–60Hz ±6%. It features a manual disconnect lever with auto reset and completes a 90° rotation in 4.5 seconds, making it ideal for HVAC and building automation valve control applications.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks
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Siemens Products

3G Electric supplies Siemens servo motors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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