U.S. MOTORSAftermarket Motors for Circulator Pumps

U.S. MOTORS Circulating Pump Motor: Mfr Part # 3259, Single Phase, 115V AC, 1/4 hp

The U.S. MOTORS 3259 is an aftermarket motor for circulator pumps, featuring a 48YZ frame designation and a nameplate voltage of 115V AC. This single-phase motor delivers 1/4 hp and is identified by manufacturer part…

SKU 3G-OTH-83503

Brand

U.S. MOTORS

Item

Circulating Pump Motor: Mfr Part # 3259, Single Phase, 115V AC, 1/4 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

3259

Type

Single Phase, 1/4 hp 

115V 

Frame Size

48YZ 

Nameplate Voltage

115V AC 

Motor Frame Designation

48YZ 

MOTORS Circulating Pump Motor

Mfr Part # 3259 

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-83503 circulating pump motor used for?

The U.S. MOTORS 3G-OTH-83503 is an aftermarket motor designed for circulator pumps in HVAC and hydronic heating systems. It provides reliable 1/4 hp, single-phase power at 115V AC to drive water circulation in residential and light commercial applications.

What are the specifications of the U.S. MOTORS 3G-OTH-83503 motor?

The U.S. MOTORS 3G-OTH-83503 is a single-phase motor rated at 1/4 hp with a nameplate voltage of 115V AC. It features a 48YZ frame designation and manufacturer part number 3259. This aftermarket motor is built for circulator pump applications.

Where to buy the U.S. MOTORS 3G-OTH-83503 motor worldwide?

3G Electric supplies the U.S. MOTORS 3G-OTH-83503 motor worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the U.S. MOTORS 3G-OTH-83503 circulating pump motor?

Installation of the U.S. MOTORS 3G-OTH-83503 motor should follow standard pump motor procedures: disconnect power, verify voltage matches the 115V AC nameplate, mount securely using the 48YZ frame, and align the shaft with the pump coupling. Always consult a qualified electrician.

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 →