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3G Electric
ARMSTRONG 811757-001 OEM Motor for Circulator Pumps, 115V AC, 1/2 hp, 48Z Frame - OEM Motors for Circulator Pumps
ARMSTRONGOEM Motors for Circulator Pumps

ARMSTRONG 811757-001 OEM Motor for Circulator Pumps, 115V AC, 1/2 hp, 48Z Frame

<p>The ARMSTRONG 811757-001 is an OEM replacement motor designed specifically for circulator pumps in the S&H 5-Series. This single-phase motor operates on 115V AC and delivers 1/2 hp, with a compact 48Z frame…

SKU 3G-OTH-83277

Also listed as: 811757001 · 811757 001

Brand
ARMSTRONG
Item
811757-001 OEM Motor for Circulator Pumps, 115V AC, 1/2 hp, 48Z Frame
Part Number
811757-001
Category
OEM Motors for Circulator Pumps
Available to Order
Also known as:811757-001ARMSTRONG
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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

ARMSTRONG
Manufacturer Part Number
811757-001
Type
Single Phase, 1/2 hp
AC
115V
Frame Size
48Z
Nameplate Voltage
115V AC
Compatible with Series
S&H 5-Series
Motor Frame Designation
48Z

Technical Documents

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

Product Description

<p>The ARMSTRONG 811757-001 is an OEM replacement motor designed specifically for circulator pumps in the S&H 5-Series. This single-phase motor operates on 115V AC and delivers 1/2 hp, with a compact 48Z frame designation (48Z frame size). It is a direct-fit component for maintaining the performance and reliability of your pumping system.</p><p>Ideal for facility maintenance teams and OEM service providers, this motor ensures your circulator pumps run efficiently. As a Singapore-based supplier, 3G Electric offers this motor with worldwide shipping, SGD quotes on request, and GST handled for local buyers. Enjoy fast delivery across Singapore and Southeast Asia.</p>

Frequently Asked Questions

What are the key specifications of the ARMSTRONG 811757-001 motor?

The ARMSTRONG 811757-001 is a single-phase motor rated at 1/2 hp, operating on 115V AC. It has a 48Z frame designation (48Z frame size) and is designed for use with S&H 5-Series circulator pumps.

Is this motor compatible with my S&H 5-Series pump?

Yes, the ARMSTRONG 811757-001 is specifically compatible with the S&H 5-Series circulator pumps. It is an OEM motor replacement, ensuring a proper fit and performance.

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
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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.

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