Description
The Bell & Gossett 104312 is a high-efficiency, large wet rotor circulator pump engineered for demanding hydronic heating and cooling applications. Powered by an Electronically Commutated Motor (ECM), this circulator delivers exceptional energy savings and precise flow control across a wide operating range — making it an ideal upgrade or replacement in commercial and residential hydronic systems.
Motor & Electrical Specifications
- Voltage: 208–230VAC
- Phase: Single Phase
- Motor Type: Electronically Commutated Motor (ECM)
- Horsepower: 1 HP
- Amperage Range: 0.5–3.5 Amps
- Wattage Range: 45–825 Watts
Pump & Construction
- Design: Large Wet Rotor Circulator
- Body Material: Cast Iron
- Maximum Pressure Rating: 175 PSI
Key Features & Benefits
- ECM technology enables variable-speed operation, dramatically reducing energy consumption compared to traditional fixed-speed motors
- Wide wattage range (45–825W) allows the pump to match system demand in real time, minimizing wasted energy
- Cast iron body provides long-lasting durability and corrosion resistance in closed-loop hydronic systems
- Wet rotor design eliminates the need for external bearings and seals, reducing maintenance requirements and extending service life
- 175 PSI maximum pressure rating supports high-pressure hydronic system installations
- Single-phase, 208–230VAC operation for straightforward electrical integration
Ideal Applications
- Hydronic heating and cooling distribution systems
- Boiler system circulation
- Radiant floor heating loops
- Commercial and residential HVAC hydronic loops
- Energy-efficient system retrofits and upgrades
The Bell & Gossett 104312 ECM circulator pump combines proven Bell & Gossett reliability with modern variable-speed motor technology, delivering superior efficiency and reduced operating costs for the life of the system.
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