The Koshin 043039302 (also referenced in catalogs as base part number 0430393) is an Original Equipment Manufacturer (OEM) electrical condenser (capacitor) designed specifically for Koshin's 220-volt electric submersible pumps.

Key Specifications

• Brand: Koshin

• Part Number: 043039302 / 0430393

• Voltage Rating: 220V AC

• Component Type: Motor Start / Run Capacitor

• Compatibility: Fits 220V configurations of Koshin electric submersible utility pumps, such as the Ponstar PX and PB series.

Design & Features

• Optimized Motor Performance: This condenser provides the critical initial electrical jolt needed for starting torque, ensuring the pump's motor turns on quickly and maintains a smooth, consistent run speed without stalling.

• Direct OEM Replacement: Manufactured to the exact microfarad and voltage specifications of the original factory part. Using a genuine replacement prevents motor overheating, electrical failure, or burned-out stators caused by mismatched aftermarket capacitors.

• Thermal & Environmental Stability: Encased in a durable, heat-resistant housing designed to safely operate within the enclosed, heat-generating environment of a submersible pump motor casing.