U.S. MOTORSAftermarket Motors for Circulator Pumps

U.S. MOTORS Circulating Pump Motor: Mfr Part # 3258, Single Phase, 115V AC, 1/2 hp

The U.S. MOTORS 3258 is an aftermarket motor for circulator pumps, featuring a 56YZ frame designation and a nameplate voltage of 115V AC. This single-phase motor delivers 1/2 hp and is identified by manufacturer part…

SKU 3G-OTH-83536

Brand

U.S. MOTORS

Item

Circulating Pump Motor: Mfr Part # 3258, Single Phase, 115V AC, 1/2 hp

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

3258

Type

Single Phase, 1/2 hp 

115V 

Frame Size

56YZ 

Nameplate Voltage

115V AC 

Motor Frame Designation

56YZ 

MOTORS Circulating Pump Motor

Mfr Part # 3258 

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

Frequently Asked Questions

What is the U.S. MOTORS 3G-OTH-83536 circulating pump motor used for?

The U.S. MOTORS 3G-OTH-83536 is an aftermarket motor designed for circulator pumps in HVAC and industrial fluid-handling systems. It provides reliable single-phase power at 115V AC and 1/2 hp, making it suitable for replacing worn motors in heating, cooling, and process circulation applications.

What are the specifications of the U.S. MOTORS 3G-OTH-83536 motor?

The U.S. MOTORS 3G-OTH-83536 is a single-phase motor with 1/2 hp, 115V AC, and a 56YZ frame designation. Its manufacturer part number is 3258. The 56YZ frame is a standard size for circulator pump replacements, ensuring compatibility with many pump housings.

Where to buy the U.S. MOTORS 3G-OTH-83536 motor worldwide?

3G Electric supplies the U.S. MOTORS 3G-OTH-83536 motor to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this aftermarket circulator pump motor.

How to install the U.S. MOTORS 3G-OTH-83536 motor on a circulator pump?

Installation typically involves disconnecting power, removing the old motor, and mounting the U.S. MOTORS 3G-OTH-83536 using the 56YZ frame. Ensure the shaft aligns with the pump impeller and that electrical connections match the 115V AC single-phase supply. Follow the pump manufacturer's guidelines for safe replacement.

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 aftermarket motors for circulator pumps. 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 →