Bell & Gossett 168302LF e3503S Series e-1535 Centrifugal Pump 1-1/2HP

B&G 168302LF e3503S Series e-1535 Pump 1.5 HP

The Bell & Gossett 168302LF (Series e-1535, Model e3503S) is a high-output, Lead-Free (LF) centrifugal pump designed to facilitate rapid thermal exchange in large-scale commercial infrastructures. Its robust close-coupled volute is calibrated to stabilize high internal pressures, while the “e” series geometry neutralizes energy waste by optimizing fluid dynamics within the pump casing. By prioritizing a high-volume internal architecture and Lead-Free materials, this unit facilitates consistent thermal distribution across expansive plumbing networks, ensuring that large facilities receive precise pressure delivery without compromising water safety.

Driven by a powerful 1.5 HP Single Phase (S) high-efficiency motor, the 168302LF executes superior rotational control via a direct-drive configuration. The motor is engineered to sustain vacuum-tight integrity under heavy operational loads, utilizing a precision-ground shaft to neutralize mechanical vibration. By leveraging industrial-grade motor bearings and a premium mechanical seal, this configuration minimizes mechanical friction and stabilizes rotational frequency, providing long-term reliability for continuous-duty high-volume commercial service.

Key Features of B&G 168302LF e3503S

• Lead-Free All-Bronze or Stainless construction for safety
• Powerful 1.5 HP Single Phase motor for high demand
• High-efficiency “e” series design reduces operating amperage
• Superior internal seal ensures leak-free potable service
• Enhanced USGPM flow capacity for large commercial loops
• Practical maintenance-free drive (no coupling to align)
• Versatile application for heavy-duty HVAC and DHW service