Armstrong Fluid Technology maintenance-free H51-1BF circulator pump for hydronic heating and cooling systems. Features 1/4 HP single-phase motor, 115V 60Hz, 1750 RPM with cast iron body and non-ferrous impeller. Permanently lubricated bearings eliminate manual oiling; integrated thermal overload protection and back pull-out design enable in-line servicing without disconnecting piping. 1-inch flanged connections for closed-loop systems.
Armstrong 116431MF-132 H51-1BF Circulator Pump 1/4 HP 115V
Armstrong Fluid Technology
$1,624.95
In Stock — 10+ available
- SKU:
- 116431MF-132
- Product Type:
- Circulator Pump
- Subcategory:
- In-Line Hydronic Circulator
- Application:
- Residential/Commercial
- System Type:
- Boiler, Hydronic Heating, Hydronic Cooling, Radiant System
- Installation Type:
- OEM Replacement
- Voltage:
- 115V
- Voltage Class:
- Line Voltage
- Phase:
- Single Phase
- Horsepower:
- 1/4 HP
- RPM:
- 1750 RPM
- Speeds:
- 1
- Mounting Type:
- Flange Mount
- Inlet Size:
- 1 inch Flange
- Connection Type:
- Flange
- Material:
- Cast Iron Body, Non-Ferrous Impeller