Monarch Industries Submersible Sewage Pump WS31 Series

Monarch Industries Submersible Sewage Pump WS31 Series is designed for efficient liquid effluent and light commercial applications, managing solids up to 11/16″. Its robust cast iron Class 30 housing and three-vane impeller ensure reliable performance and non-clog operation. The oil-filled motor chamber includes double ball bearings and automatic overload protection, with a capacitor start for high torque and thermal protection with automatic reset (single-phase). Monarch Industries Submersible Sewage Pump WS31 Series features a sealed SJTW power cord, a 416 stainless steel shaft, and a mechanical carbon/ceramic seal for durability. Stainless steel fasteners enhance serviceability, and the 2″ NPT discharge (with a 3″ adapter option) ensures versatile installation. Equipped with a mercury-free piggyback float switch, this pump offers automatic on-off functionality. The WS31 Series is ideal for residential and commercial settings, delivering consistent performance and long-term reliability in demanding sewage applications.