Bell & Gossett 615S Series 60 Centrifugal Pump

B&G 172723LF Series 60 Model 615S Pump

The Bell & Gossett 172723LF (Series 60, Model 615S) is a high-performance, Lead-Free three-piece centrifugal circulator designed to facilitate rapid thermal exchange in expansive commercial hydronic systems. Its heavy-duty volute is calibrated to stabilize internal pressure at high velocities, while the specialized three-piece architecture neutralizes mechanical noise for quiet operation in sensitive building environments. By prioritizing a lead-free internal architecture, this unit facilitates consistent thermal distribution and maintains structural stability, ensuring that large facilities receive reliable pressure delivery during peak demand cycles.

Powered by a high-efficiency Single Phase (S) motor, the 172723LF executes superior power delivery via an independent bearing frame. The three-piece design isolates the motor from the pump volute to neutralize heat transfer, protecting motor windings from thermal stress. By leveraging industrial-grade bearings and a precision-aligned coupling, this configuration minimizes mechanical vibration and stabilizes rotational frequency, providing extreme reliability for continuous-duty commercial service where silence and safety are paramount.

Key Features of B&G 172723LF 615S

• Lead-Free construction for safe and compliant water service
• Quiet-running Single Phase motor for commercial comfort
• Superior 3-piece design for quick in-line maintenance
• Precision-balanced impeller optimizes hydraulic laminar flow
• Durable body resists oxidative corrosion and scaling
• Easy overhaul without disturbing system pipe connections
• Versatile application for massive DHW or heating loops