Description
The Bell & Gossett 104315 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 pump delivers superior energy savings and precise flow control compared to traditional PSC motor designs — making it an ideal upgrade or replacement for commercial and industrial hydronic systems.
Key Features
- Electronically Commutated Motor (ECM) for maximum energy efficiency and variable-speed performance
- Cast iron body construction for exceptional durability and long service life
- Single-phase, 208–230V AC power supply for broad compatibility
- 2 HP motor output for high-capacity hydronic circulation
- Wide amperage range of 0.6–6.0 amps accommodates varying load conditions
- Power consumption range of 55–1,400 watts for flexible, demand-responsive operation
- Maximum pressure rating of 175 PSI for high-pressure system compatibility
- Large wet rotor design — fluid lubricates bearings for maintenance-free, quiet operation
Performance & Efficiency
The ECM technology at the heart of the Bell & Gossett 104315 allows the pump to modulate speed in response to system demand, dramatically reducing energy consumption compared to fixed-speed alternatives. The wet rotor design eliminates the need for mechanical seals and external lubrication, reducing maintenance requirements and improving long-term reliability.
Construction & Durability
The cast iron body provides robust resistance to the pressures and temperatures encountered in commercial hydronic systems. With a maximum pressure rating of 175 PSI, this pump is suited for high-pressure closed-loop heating and chilled water systems.
Specifications
- SKU: 104315
- Brand: Bell & Gossett
- Voltage: 208–230V AC
- Phase: Single Phase
- Motor Type: Electronically Commutated Motor (ECM)
- Horsepower: 2 HP
- Amperage Range: 0.6–6.0 Amps
- Power Range: 55–1,400 Watts
- Maximum Pressure: 175 PSI
- Body Material: Cast Iron
- Pump Type: Large Wet Rotor Circulator
Ideal Applications
- Commercial and industrial hydronic heating systems
- Chilled water distribution systems
- High-pressure closed-loop HVAC systems
- Boiler system circulation
- Replacement for legacy fixed-speed circulator pumps







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