Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

U.S. MOTORS Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 100 hp, 575V AC - Rigid Base 3-Phase General Purpose AC Motors
U.S. MOTORSRigid Base 3-Phase General Purpose AC Motors

U.S. MOTORS Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 100 hp, 575V AC

The U.S. MOTORS Rigid Base 3-Phase General Purpose AC Motor (SKU 3G-OTH-74923, MPN GH28) is a 100 hp, 575V AC, 1,800 RPM motor with a Totally Enclosed Fan Cooled (TEFC) enclosure. It draws a full load current of 91.0…

SKU 3G-OTH-74923

Also listed as: GH 28 · GH-28

Brand
U.S. MOTORS
Item
Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 100 hp, 575V AC
Category
Rigid Base 3-Phase General Purpose AC Motors
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
GH28
Type
Totally Enclosed Fan Cooled, 100 hp, 1,800 RPM
AC
575V
MOTORS Motor
Rigid Base Mount
Motor Enclosure
TEFC
Nameplate RPM @ 60 Hz
1,800 RPM
Full Load Current @ 60 Hz
91.0 A
Nameplate Voltage @ 60 Hz
575V AC

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

U.S. MOTORS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The U.S. MOTORS Rigid Base 3-Phase General Purpose AC Motor (SKU 3G-OTH-74923, MPN GH28) is a 100 hp, 575V AC, 1,800 RPM motor with a Totally Enclosed Fan Cooled (TEFC) enclosure. It draws a full load current of 91.0 A at 60 Hz and features a rigid base mount.

Frequently Asked Questions

What is the U.S. MOTORS GH28 motor used for?

The U.S. MOTORS GH28 is a 100 hp, 575V AC, 1,800 RPM rigid base mount motor with a TEFC enclosure. It is designed for industrial applications requiring reliable, continuous-duty operation in dusty or wet environments, such as pumps, fans, compressors, and conveyors.

What are the specifications of the U.S. MOTORS GH28 motor?

The U.S. MOTORS GH28 (MPN GH28) is a 100 hp, 575V AC, 1,800 RPM, TEFC motor with a full load current of 91.0 A at 60 Hz. It features a rigid base mount and is built for 3-phase general purpose AC applications. The brand is U.S. MOTORS.

Where to buy the U.S. MOTORS GH28 motor worldwide?

3G Electric supplies the U.S. MOTORS GH28 motor worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source and deliver this motor to any international destination.

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

To select the correct U.S. MOTORS motor, match the horsepower, voltage (575V AC), RPM (1,800), and enclosure (TEFC) to your load requirements. Ensure the rigid base mount aligns with your mounting frame. For harsh environments, TEFC enclosures protect against dust and moisture. Consult a motor selection guide for duty cycle and ambient temperature.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
U.S. MOTORS Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 100 hp, 460V AC, 1,800 RPM (MPN GH27)
U.S. MOTORS
U.S. MOTORS Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 100 hp, 460V AC, 1,800 RPM (MPN GH27)
U.S. MOTORS Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 100 hp, 575V AC, 1,800 RPM (MPN GH24)
U.S. MOTORS
U.S. MOTORS Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 100 hp, 575V AC, 1,800 RPM (MPN GH24)
U.S. MOTORS Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 100 hp, 575V AC, 1,800 RPM (MPN GH26)
U.S. MOTORS
U.S. MOTORS Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 100 hp, 575V AC, 1,800 RPM (MPN GH26)
U.S. MOTORS Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 100 hp, 460V AC, 1,800 RPM (MPN GH23)
U.S. MOTORS
U.S. MOTORS Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 100 hp, 460V AC, 1,800 RPM (MPN GH23)
U.S. MOTORS Motor: Flange Mount, Totally Enclosed Fan Cooled, 7 1/2 hp, 575V AC, 1,800 RPM (MPN GE28)
U.S. MOTORS
U.S. MOTORS Motor: Flange Mount, Totally Enclosed Fan Cooled, 7 1/2 hp, 575V AC, 1,800 RPM (MPN GE28)
U.S. MOTORS Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 60 hp, 460V AC, 1,200 RPM (MPN GH29)
U.S. MOTORS
U.S. MOTORS Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 60 hp, 460V AC, 1,200 RPM (MPN GH29)

More from U.S. MOTORS

View all U.S. MOTORS parts
U.S. MOTORS General Purpose Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 125 hp, 460V AC (MPN CD125P1GS)
U.S. MOTORS
U.S. MOTORS General Purpose Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 125 hp, 460V AC (MPN CD125P1GS)
U.S. MOTORS General Purpose Motor: Flange Mount, Totally Enclosed Fan Cooled, 3 hp, 460V AC (MPN 8D3P1C)
U.S. MOTORS
U.S. MOTORS General Purpose Motor: Flange Mount, Totally Enclosed Fan Cooled, 3 hp, 460V AC (MPN 8D3P1C)
U.S. MOTORS General Purpose Motor: Flange Mount, Totally Enclosed Fan Cooled, 30 hp, 575V AC (MPN 8D30P2G)
U.S. MOTORS
U.S. MOTORS General Purpose Motor: Flange Mount, Totally Enclosed Fan Cooled, 30 hp, 575V AC (MPN 8D30P2G)
U.S. MOTORS Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 100 hp, 460V AC, 1,800 RPM (MPN GH25)
U.S. MOTORS
U.S. MOTORS Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 100 hp, 460V AC, 1,800 RPM (MPN GH25)
U.S. MOTORS General Purpose Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 200 hp, 3,560 RPM (MPN C200S1WS)
U.S. MOTORS
U.S. MOTORS General Purpose Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 200 hp, 3,560 RPM (MPN C200S1WS)
U.S. MOTORS General Purpose Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 50 hp, 460V AC (MPN A50P3C)
U.S. MOTORS
U.S. MOTORS General Purpose Motor: Rigid Base Mount, Totally Enclosed Fan Cooled, 50 hp, 460V AC (MPN A50P3C)
U.S. MOTORS Motor: Flange Mount, Totally Enclosed Fan Cooled, 200 hp, 460V AC, 1,800 RPM (MPN GK02)
U.S. MOTORS
U.S. MOTORS Motor: Flange Mount, Totally Enclosed Fan Cooled, 200 hp, 460V AC, 1,800 RPM (MPN GK02)
U.S. MOTORS General Purpose Motor: Flange Mount, Totally Enclosed Fan Cooled, 3 hp, 460V AC (MPN 8D3P3C)
U.S. MOTORS
U.S. MOTORS General Purpose Motor: Flange Mount, Totally Enclosed Fan Cooled, 3 hp, 460V AC (MPN 8D3P3C)