Description
The Bell & Gossett 103401LF is a high-performance, lead-free bronze wet rotor circulator designed for residential and light commercial hydronic heating systems. Operating on 115VAC single-phase power at 3,300 RPM, this Model NBF-36 circulator delivers reliable, quiet, and efficient fluid circulation with the flexibility of three selectable speed settings — allowing technicians to fine-tune system performance to match exact load requirements.
Constructed with a lead-free bronze body, the 103401LF meets lead-free compliance standards, making it suitable for potable water and closed-loop hydronic applications where material safety is a priority. The wet rotor design eliminates the need for external bearings and shaft seals, reducing maintenance requirements and extending service life.
Key Specifications
- Model: NBF-36
- SKU: 103401LF
- Voltage: 115VAC, Single Phase
- Speed: 3,300 RPM
- Full Load Amps: 2.30 A
- Power Consumption: 270 Watts
- Speeds: Three Speed
- Body Material: Lead-Free Bronze
- Design: Wet Rotor
- Compatible Flange Sizes: 3/4″, 1″, 1-1/4″, or 1-1/2″
Features & Benefits
- Three-speed operation for precise flow control and system balancing
- Lead-free bronze construction for compliance with lead-free regulations
- Wet rotor design — no external bearings or shaft seals to maintain
- Broad flange compatibility (3/4″ through 1-1/2″) for versatile installation
- Single-phase 115VAC operation for easy integration into standard electrical systems
- Compact and quiet operation ideal for residential and light commercial hydronic systems
- Designed for long service life with minimal maintenance
Applications
- Hydronic heating systems
- Radiant floor heating
- Baseboard and panel radiator systems
- Closed-loop and potable water circulation
- Boiler system circulation
The Bell & Gossett 103401LF NBF-36 is a trusted solution for HVAC professionals seeking a durable, code-compliant circulator with the flexibility to handle a wide range of hydronic system configurations.
