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

U.S. MOTORS Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 1 hp, 230/460V AC

The U.S. MOTORS Rigid Base 3-Phase General Purpose AC Motor (SKU JF77, MPN JF77) is a 1 hp, TEFC motor with a nameplate voltage of 230/460V AC at 60 Hz. It operates at 1,800 RPM and draws a full load current of…

SKU 3G-OTH-81491

Also listed as: JF 77 · JF-77

Brand

U.S. MOTORS

Item

Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 1 hp, 230/460V AC

Local availability & support — Singapore

Local office: 20 Woodlands Link #09-05, Singapore 738733
Phone: +65 8878 8355
Delivery: Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment: Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to: Singapore

Technical Specifications

U.S. MOTORS

Manufacturer Part Number

JF77 

Type

Totally Enclosed Fan Cooled, 1 hp, 1,800 RPM 

230/460V 

MOTORS Motor

Rigid Base Mount 

Motor Enclosure

TEFC 

Nameplate RPM @ 60 Hz

1,800 RPM 

Full Load Current @ 60 Hz

3.0/1.5 A 

Nameplate Voltage @ 60 Hz

230/460V AC 

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 JF77 motor used for?

The U.S. MOTORS JF77 is a 1 hp, 1,800 RPM rigid base mount AC motor used in industrial applications such as pumps, fans, conveyors, and compressors. Its TEFC enclosure protects against dust and moisture, making it suitable for harsh environments.

What are the specifications of the U.S. MOTORS JF77 motor?

The U.S. MOTORS JF77 is a 1 hp, 3-phase TEFC motor with a nameplate voltage of 230/460V AC at 60 Hz. It operates at 1,800 RPM and draws a full load current of 3.0/1.5 A. The rigid base mount ensures stable installation in industrial equipment.

Where to buy the U.S. MOTORS JF77 motor worldwide?

3G Electric supplies the U.S. MOTORS JF77 motor worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install the U.S. MOTORS JF77 motor?

Mount the U.S. MOTORS JF77 on a rigid base using appropriate bolts. Ensure the motor shaft aligns with the driven load to avoid vibration. Wire the 230/460V AC supply per the nameplate diagram. Verify rotation direction before full operation.

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 →