U.S. MOTORSRigid Base 3-Phase General Purpose AC Motors

U.S. MOTORS General Purpose Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 3 hp

The U.S. MOTORS S3P1A is a 3 hp Rigid Base 3-Phase General Purpose AC Motor with a TEFC enclosure. It operates at 3,540 RPM at 60 Hz and accepts 208-230/460V AC, drawing a full load current of 8.4-7.7/3.9 A at 60 Hz.

SKU 3G-OTH-67294

Brand

U.S. MOTORS

Item

General Purpose Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 3 hp

Local availability & support

Delivery: Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment: Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

U.S. MOTORS

Manufacturer Part Number

S3P1A 

Type

Totally Enclosed Fan Cooled, 3 hp, 3,540 RPM 

Motor Enclosure

TEFC 

Nameplate RPM @ 60 Hz

3,540 RPM 

Full Load Current @ 60 Hz

8.4-7.7/3.9 A 

Nameplate Voltage @ 60 Hz

208-230/460V AC 

MOTORS General Purpose Motor

Rigid Base Mount 

Technical Documents

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U.S. MOTORS Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the U.S. MOTORS S3P1A general purpose motor used for?

The U.S. MOTORS S3P1A is a 3 hp rigid base 3-phase AC motor used in industrial applications such as pumps, fans, compressors, and conveyors. Its TEFC enclosure protects against dust and moisture, making it suitable for harsh environments.

What are the specifications of the U.S. MOTORS S3P1A motor?

The U.S. MOTORS S3P1A is a 3 hp, 3,540 RPM TEFC motor with rigid base mount. It accepts 208-230/460V AC at 60 Hz and draws 8.4-7.7/3.9 A full load current. The manufacturer part number is S3P1A.

Where to buy the U.S. MOTORS S3P1A motor worldwide?

You can source the U.S. MOTORS S3P1A motor through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to select the right U.S. MOTORS general purpose motor for an application?

To select the correct U.S. MOTORS motor, match the horsepower, RPM, voltage, and enclosure to your load requirements. For the S3P1A, ensure your power supply matches 208-230/460V AC and the mounting is rigid base. Consult a motor selection guide for duty cycle and ambient conditions.

Used in

Common applications for U.S. MOTORS

Pumping systems — U.S. MOTORS A40P1CS (40 hp, 460 V, 3,570 RPM) for centrifugal water pumps in industrial facilities.

HVAC fans — U.S. MOTORS A7P4C (7.5 hp, 460 V, 885 RPM) for large air-handling unit fan drives.

Conveyor drives — U.S. MOTORS A25P1CS (25 hp, 460 V, 3,565 RPM) for material-handling belt conveyors.

Compressor applications — U.S. MOTORS A30P3C (30 hp, 460 V, 1,190 RPM) for rotary screw air compressors.

Machine tool spindles — U.S. MOTORS HD3P1H (3 hp, 200 V, 3,535 RPM) for high-speed milling machine spindles.

Elevator traction — U.S. MOTORS elevator motors (specialized line) for hydraulic or traction elevator systems.

U.S. MOTORS Products

3G Electric supplies U.S. MOTORS rigid base 3-phase general purpose ac motors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

Browse all U.S. MOTORS products →Contact our engineers →