THERMOFLO 103350 NRF Series Cast Iron Wet Rotor Circulator, Single-Speed, 115 Volts, 1.10 F.L. Amps, 2950 RPM

Product Description

The THERMOFLO 103350 is a reliable NRF Series Cast Iron Wet Rotor Circulator designed for residential and light commercial closed hydronic heating systems. This pump operates at 115 volts and features a single speed with an efficiency-focused closed impeller design.

• High starting torque for reliable operation.
• DuraGlide Bearing System helps prevent freeze-ups.
• Corrosion-resistant stainless steel components enhance durability.

Product Highlights

This circulator is known for its whisper-quiet performance and maintenance-free operation, ensuring dependable start-ups even during seasonal changes.

Product Information

Standard Information

• Model: NRF-33
• Voltage: 115 Volts

Technical Specifications

• Approx Shipping Weight: 10.4 lbs
• Bearings: Double-sintered Carbon
• RPM: 2950
• Watts: 125
• Shaft Material: Ceramic
• Flange Sizes: 3/4, 1, 1-1/4, 1-1/2 inches
• Max Operating Temperature: 225°F
• Max Working Pressure: 150 psig
• Pump Body: Cast Iron