Bell & Gossett 1BL034 PL-75 1/6 HP Motor

Bell & Gossett 1BL034 PL-75

The Bell & Gossett 1BL034 utilizes a specialized cast iron volute designed to maximize flow rates in large-scale residential and commercial heating loops. By maintaining a laminar flow profile through the 1.25-inch connection, this centrifugal pump prevents the turbulence and cavitation that can erode internal casing walls over time. The mechanical design incorporates a precision-balanced rotating assembly that minimizes radial load, ensuring that the shaft remains perfectly centered to protect the integrity of the mechanical seal during high-volume operations.

Driven by a high-efficiency 1/6 HP motor, the Bell & Gossett 1BL034 provides consistent torque for circulating tasks at 3300 RPM. The electrical system is optimized for thermal dissipation, keeping the motor and seal environment well below the 225°F threshold to prevent the hardening of elastomeric seal parts. This relationship between electrical stability and mechanical longevity ensures that the pump maintains its performance curve without the risk of bearing failure or heat-induced motor fatigue in demanding HVAC environments.

Key Features of Bell & Gossett PL-75

• Powerful motor 0.16 HP ensures 3300 RPM
• Durable construction withstands 150 PSI pressure
• Leak proof seal prevents 225 temperature leaks
• Superior shaft system reduces maintenance costs
• Max 50 USGPM flow capacity ensures performance
• Practical 1.25 inch connection fits standard setups
• Versatile applications for 35 foot head lift