We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
RFQ CartGet a QuoteSign inSign up
Image not available
ARMSTRONGOEM Motors for Circulator Pumps

ARMSTRONG Circulating Pump Motor: Mfr Part # 811757-002, Single Phase, 115/230V AC

The ARMSTRONG Circulating Pump Motor (Mfr Part # 811757-002) is a single-phase OEM motor for circulator pumps, featuring a 3/4 hp rating and a nameplate voltage of 115/230V AC. It has a Motor Frame Designation of 56…

SKU 3G-OTH-83386

Brand
ARMSTRONG
Item
Circulating Pump Motor: Mfr Part # 811757-002, Single Phase, 115/230V AC
Category
OEM Motors for Circulator Pumps
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

ARMSTRONG
Manufacturer Part Number
811757-002
Type
Single Phase, 3/4 hp
AC
115/230V
Nameplate Voltage
115/230V AC
Compatible with Series
1164870LF-137
Motor Frame Designation
56
View Full Spec Sheet

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

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

Product Description

The ARMSTRONG Circulating Pump Motor (Mfr Part # 811757-002) is a single-phase OEM motor for circulator pumps, featuring a 3/4 hp rating and a nameplate voltage of 115/230V AC. It has a Motor Frame Designation of 56 and is compatible with Series 1164870LF-137.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the ARMSTRONG Circulating Pump Motor 811757-002 used for?

This ARMSTRONG motor is an OEM replacement for circulator pumps in HVAC and hydronic heating systems. It powers water circulation in residential and commercial applications, ensuring efficient heat transfer. The 3/4 hp, single-phase motor is compatible with Series 1164870LF-137 pumps.

What are the specifications of the ARMSTRONG 811757-002 motor?

The ARMSTRONG 811757-002 is a single-phase motor rated at 3/4 hp with a nameplate voltage of 115/230V AC. It has a Motor Frame Designation of 56 and is compatible with Series 1164870LF-137. This OEM part is designed for circulator pump applications.

Where to buy the ARMSTRONG 811757-002 motor worldwide?

3G Electric supplies the ARMSTRONG 811757-002 motor worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this OEM circulator pump motor.

How to install the ARMSTRONG 811757-002 circulator pump motor?

Ensure power is disconnected before installation. Verify the motor's 115/230V AC voltage matches your supply. Mount the motor securely using the 56 frame, align the shaft with the pump coupling, and wire per the diagram. Test rotation direction before full operation.

Used in

Common applications for ARMSTRONG
Hydronic heating systems — ARMSTRONG general-purpose inline circulator pump 182202-657 for potable water circulation
Pump motor replacement — ARMSTRONG pump motor 817025-007 for S&H 4-Series circulator pumps
Flange installation on E32.2HT pumps — ARMSTRONG flange hardware kit 810120-353K with steel bolts and rubber gaskets
Bearing replacement in H-32 series pumps — ARMSTRONG bearing assembly 816549MF-091 for in-line circulating pumps
Piping system connections — ARMSTRONG standard flanges 806074-621k for H-6 6 model with stainless steel and EPDM
Retrofit of pump flanges — ARMSTRONG flange 561100LF-001 for ASTRO EXPRESS 2 SYSTEM union-type connections

ARMSTRONG Products

3G Electric supplies ARMSTRONG oem motors for circulator pumps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Pump Accessories →Valves & Regulation →Motors & Drives →All Products →

Similar products

Matched by specification & description
ARMSTRONG Circulating Pump Motor: Mfr Part # 831012-083A, Single Phase, 115/230V AC, 3/4 hp. Key specifications — Motor Frame Designation: 56; Nameplate Voltage: 115/230V AC; Manufacturer Part Number: 831012-083A; Compatible with Series: 1164870LF-133.
ARMSTRONG
ARMSTRONG Circulating Pump Motor: Mfr Part # 831012-083A, Single Phase, 115/230V AC, 3/4 hp. Key specifications — Motor Frame Designation: 56; Nameplate Voltage: 115/230V AC; Manufacturer Part Number: 831012-083A; Compatible with Series: 1164870LF-133.
ARMSTRONG Circulating Pump Motor: Mfr Part # 817025-001, Single Phase, 115, 1/6 hp, 48 Frame Size. Key specifications — Motor Frame Designation: 48; Nameplate Voltage: 115; Manufacturer Part Number: 817025-001; Compatible with Series: 174031-123.
ARMSTRONG
ARMSTRONG Circulating Pump Motor: Mfr Part # 817025-001, Single Phase, 115, 1/6 hp, 48 Frame Size. Key specifications — Motor Frame Designation: 48; Nameplate Voltage: 115; Manufacturer Part Number: 817025-001; Compatible with Series: 174031-123.
ARMSTRONG Pump Motor: Mfr Part # 816141-001, Single Phase, 115V AC, 1/4 hp, 48Z Frame Size. Key specifications — Motor Frame Designation: 48Z; Nameplate Voltage: 115V AC; Manufacturer Part Number: 816141-001; Compatible with Series: S&H 5-Series.
ARMSTRONG
ARMSTRONG Pump Motor: Mfr Part # 816141-001, Single Phase, 115V AC, 1/4 hp, 48Z Frame Size. Key specifications — Motor Frame Designation: 48Z; Nameplate Voltage: 115V AC; Manufacturer Part Number: 816141-001; Compatible with Series: S&H 5-Series.
ARMSTRONG Pump Motor: Mfr Part # 816141-002, Single Phase, 115V AC, 3/8 hp, 48Z Frame Size. Key specifications — Motor Frame Designation: 48Z; Nameplate Voltage: 115V AC; Manufacturer Part Number: 816141-002; Compatible with Series: S&H 5-Series.
ARMSTRONG
ARMSTRONG Pump Motor: Mfr Part # 816141-002, Single Phase, 115V AC, 3/8 hp, 48Z Frame Size. Key specifications — Motor Frame Designation: 48Z; Nameplate Voltage: 115V AC; Manufacturer Part Number: 816141-002; Compatible with Series: S&H 5-Series.
ARMSTRONG Pump Motor: Mfr Part # 818041-400, Single Phase, 115V AC, 1/2 hp, 48Z Frame Size. Key specifications — Motor Frame Designation: 48Z; Nameplate Voltage: 115V AC; Manufacturer Part Number: 818041-400; Compatible with Series: S&H 5-Series.
ARMSTRONG
ARMSTRONG Pump Motor: Mfr Part # 818041-400, Single Phase, 115V AC, 1/2 hp, 48Z Frame Size. Key specifications — Motor Frame Designation: 48Z; Nameplate Voltage: 115V AC; Manufacturer Part Number: 818041-400; Compatible with Series: S&H 5-Series.
ARMSTRONG Pump Motor: Mfr Part # 818041-500, Single Phase, 120V AC, 3/4 hp, 48Z Frame Size. Key specifications — Motor Frame Designation: 48Z; Nameplate Voltage: 120V AC; Manufacturer Part Number: 818041-500; Compatible with Series: S&H 6-Series.
ARMSTRONG
ARMSTRONG Pump Motor: Mfr Part # 818041-500, Single Phase, 120V AC, 3/4 hp, 48Z Frame Size. Key specifications — Motor Frame Designation: 48Z; Nameplate Voltage: 120V AC; Manufacturer Part Number: 818041-500; Compatible with Series: S&H 6-Series.

More from ARMSTRONG

View all ARMSTRONG parts →
ARMSTRONG Pump Motor: Mfr Part # 819031-400, Single Phase, 115V AC, 1/2 hp, 48Z Frame Size. Key specifications — Motor Frame Designation: 48Z; Nameplate Voltage: 115V AC; Manufacturer Part Number: 819031-400; Compatible with Series: Compass R.
ARMSTRONG
ARMSTRONG Pump Motor: Mfr Part # 819031-400, Single Phase, 115V AC, 1/2 hp, 48Z Frame Size. Key specifications — Motor Frame Designation: 48Z; Nameplate Voltage: 115V AC; Manufacturer Part Number: 819031-400; Compatible with Series: Compass R.
ARMSTRONG Pump Motor: Mfr Part # 819032-400, Single Phase, 230V AC, 1/2 hp, 48Z Frame Size. Key specifications — Motor Frame Designation: 48Z; Nameplate Voltage: 230V AC; Manufacturer Part Number: 819032-400; Compatible with Series: Compass R.
ARMSTRONG
ARMSTRONG Pump Motor: Mfr Part # 819032-400, Single Phase, 230V AC, 1/2 hp, 48Z Frame Size. Key specifications — Motor Frame Designation: 48Z; Nameplate Voltage: 230V AC; Manufacturer Part Number: 819032-400; Compatible with Series: Compass R.
ARMSTRONG
ARMSTRONG
ARMSTRONG Circulating Pump Motor: Mfr Part # 817025-005, Single Phase, 115V AC, 1/4 hp. Key specifications — Motor Frame Designation: 48; Nameplate Voltage: 115V AC; Manufacturer Part Number: 817025-005.
ARMSTRONG Pump Motor: Mfr Part # 819032-210, Single Phase, 115V AC, 1/4 hp, 48Z Frame Size. Key specifications — Motor Frame Designation: 48Z; Nameplate Voltage: 115V AC; Manufacturer Part Number: 819032-210; Compatible with Series: Compass R.
ARMSTRONG
ARMSTRONG Pump Motor: Mfr Part # 819032-210, Single Phase, 115V AC, 1/4 hp, 48Z Frame Size. Key specifications — Motor Frame Designation: 48Z; Nameplate Voltage: 115V AC; Manufacturer Part Number: 819032-210; Compatible with Series: Compass R.
ARMSTRONG Pump Motor: Mfr Part # 819031-210, Single Phase, 115V AC, 1/4 hp, 48Z Frame Size. Key specifications — Motor Frame Designation: 48Z; Nameplate Voltage: 115V AC; Manufacturer Part Number: 819031-210; Compatible with Series: Compass R.
ARMSTRONG
ARMSTRONG Pump Motor: Mfr Part # 819031-210, Single Phase, 115V AC, 1/4 hp, 48Z Frame Size. Key specifications — Motor Frame Designation: 48Z; Nameplate Voltage: 115V AC; Manufacturer Part Number: 819031-210; Compatible with Series: Compass R.
ARMSTRONG Pump Motor: Mfr Part # 819031-200, Single Phase, 115V AC, 1/4 hp, 48Z Frame Size. Key specifications — Motor Frame Designation: 48Z; Nameplate Voltage: 115V AC; Manufacturer Part Number: 819031-200; Compatible with Series: Compass R.
ARMSTRONG
ARMSTRONG Pump Motor: Mfr Part # 819031-200, Single Phase, 115V AC, 1/4 hp, 48Z Frame Size. Key specifications — Motor Frame Designation: 48Z; Nameplate Voltage: 115V AC; Manufacturer Part Number: 819031-200; Compatible with Series: Compass R.
ARMSTRONG Circulating Pump Motor: Mfr Part # 805316-010, Single Phase, 115/230V AC, 1/8 hp. Key specifications — Motor Frame Designation: 48; Nameplate Voltage: 115/230V AC; Manufacturer Part Number: 805316-010; Compatible with Series: 174031-099.
ARMSTRONG
ARMSTRONG Circulating Pump Motor: Mfr Part # 805316-010, Single Phase, 115/230V AC, 1/8 hp. Key specifications — Motor Frame Designation: 48; Nameplate Voltage: 115/230V AC; Manufacturer Part Number: 805316-010; Compatible with Series: 174031-099.
ARMSTRONG Pump Motor: Mfr Part # 811757-001, Single Phase, 115V AC, 1/2 hp, 48Z Frame Size. Key specifications — Motor Frame Designation: 48Z; Nameplate Voltage: 115V AC; Manufacturer Part Number: 811757-001; Compatible with Series: S&H 5-Series.
ARMSTRONG
ARMSTRONG Pump Motor: Mfr Part # 811757-001, Single Phase, 115V AC, 1/2 hp, 48Z Frame Size. Key specifications — Motor Frame Designation: 48Z; Nameplate Voltage: 115V AC; Manufacturer Part Number: 811757-001; Compatible with Series: S&H 5-Series.