Bell & Gossett Series PL PL-55 2/5 HP 115V 50 GPM Maintenance Free Cast Iron Circulator Pump - 1BL032

Bell & Gossett Series PL PL‑55 2/5 HP 115 V Cast Iron Maintenance-Free Circulator Pump

Bell & Gossett, part of Xylem Inc., is a trusted name in hydronic pump solutions. Their Series PL circulator pumps are engineered for dependable performance—combining durable materials with smart design features to serve residential and light commercial applications effectively.

• Brand: Bell & Gossett
• Model (MPN): 1BL032 (PL‑55)
• Voltage: 115 V, single-phase, 60 Hz
• Motor: 2/5 HP; 3,250 RPM 
• Max Flow: Up to 50 GPM 
• Max Head: 52 feet 
• Max Pressure: 150 PSI; Max Temp: 225 °F 
• Body Material: Cast iron
• Impeller: Glass-filled PPS 
• Shaft/Bearing: Stainless steel shaft, sealed ball bearings with XL‑11 system 
• Seal: Carbon on silicon carbide mechanical seal 
• Lubrication: Permanently lubricated, maintenance-free 
• Flange Connections: ¾″–1½″ IPS flanged (gaskets included) 
• Weight: ~13 lb (6 kg)

Durable Cast Iron Construction

The pump's body is crafted from rugged cast iron, engineered to handle pressures up to 150 PSI and temperatures up to 225 °F—ideal for demanding hydronic and radiant systems.

Maintenance-Free Dry Motor

Featuring a dry-motor design with sealed ball bearings and permanent lubrication, this pump is 25 % more efficient than wet-rotor alternatives and operates quietly without routine maintenance.

XL‑11 Bearing System

Equipped with precision-balanced alloy rotors and the XL-11 bearing setup, the pump ensures stable, reliable operation—even in hard water or seasonal startup conditions.

Robust Mechanical Seal

The tough carbon-on-silicon-carbideseal paired with a stainless-steel shaft sleeve guarantees leakage resistance and long service life under variable loads.

Wide Application Range

With up to 50 GPM flow and 52 ft head capability, the PL‑55 suits hydronic, radiant, geothermal heating/cooling systems, offering flexibility and performance.

Additional Features

• Quiet operation suitable for residential environments
• Self-cleaning particle shield protects bearings at startup
• Wiring ease via quick-connect wire-nut leads and dual knockouts 
• Stainless steel faceplate resists corrosion, enhances durability 
• Flanged IPS connections ¾″–1½″ (gaskets included)
• Suitable for potable and closed-loop systems (material dependent)
• Front access seal kit available for easy in-field service