Description
The Lochinvar & A.O. Smith 100297119 is a heavy-duty SRD series circulator pump engineered for reliable performance in hydronic heating and hot water recirculation systems. Built with a bronze construction for superior corrosion resistance, this pump is a trusted replacement and OEM component for Lochinvar and A.O. Smith boiler and water heater applications.
Key Features
- Bronze pump body construction for excellent corrosion resistance and long service life
- 2″ flanged (Flg) connections for straightforward installation into existing hydronic piping systems
- 1 HP motor delivers robust flow capacity for demanding hydronic heating applications
- SRD series design optimized for compatibility with Lochinvar and A.O. Smith boiler systems
- Direct OEM replacement part — ensures proper fit and performance
Applications
- Hydronic space heating systems
- Hot water recirculation
- Boiler primary and secondary loop circulation
- Commercial and light industrial heating systems
Product Specifications
- Brand: Lochinvar & A.O. Smith
- Part Number / SKU: 100297119
- Series: SRD
- Connection Size: 2″ Flanged
- Motor Horsepower: 1 HP
- Body Material: Bronze







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