4-Inch MagForce™ High Efficiency Motor

Franklin Electric’s 4-Inch MagForce High Efficiency Motor delivers next-generation performance for demanding submersible water well applications using advanced permanent magnet technology.

• High-efficiency electrical design that reduces energy consumption and overall operational costs.

• Powered by permanent magnet technology for improved performance over standard induction motors.

• Corrosion-resistant all stainless steel exterior construction for long service life in harsh environments.

• Stainless steel splined shaft for reliable power transmission to the pump.

• Hermetically sealed windings and an anti-track self-healing resin system to protect internal components.

• Water-lubricated design with filter check valve to support smooth, reliable operation in groundwater.

• Kingsbury-type thrust bearing and pressure-equalizing diaphragm to handle high thrust loads and changing well conditions.

• Built-in lightning arrestors and removable Water‑Bloc lead for added protection and easier installation.

• UL 778 recognized, CSA certified, and ANSI/NSF 61 certified for safety and potable water use.

• NEMA mounting dimensions for compatibility with a wide range of 4-inch submersible pumps.

• Ideal for long-run and demanding applications such as groundwater remediation, municipal and utility supply, mine and construction dewatering, industrial livestock operations, and geothermal HVAC systems.