3 HP - Submersible Standard Motor Control Box - Pro Series by Supreme Water Sales

• PRO SERIES CONTROL BOX – BUILT TO LAST - By Supreme Water Sales

• SAME QUALITY - TRUSTED BY THOUSANDS

• FIVE YEAR WARRANTY - 5 year warranty vs the standard 1 year. 
  

Power your well system with confidence using this 3 HP Submersible Well Pump Control Box, engineered for reliable motor starting, protection, and long-term performance.

Designed for 230V, 3-wire submersible well pump motors, this control box delivers consistent starting torque and dependable operation in residential, agricultural, and light commercial water systems.

Built with high-quality electrical components and a rugged enclosure, it ensures your pump starts smoothly while protecting against electrical stress and premature failure.

Key Features:

• Compatible with 3 HP, 230V, 3-wire submersible well pumps

• Heavy-duty start components for strong, reliable motor startup

• Integrated overload protection to help safeguard your system

• Durable enclosure for long-term use in demanding environments

• Pre-wired for easy installation (professional install recommended)

Applications:

• Residential well water systems

• Irrigation and agricultural setups

• Booster and transfer systems

• Replacement for existing 3 HP control boxes

 Why Buy From Supreme Water Sales?

• ✔ Trusted supplier since 2007

• ✔ Real customer support — no bots

• ✔ Competitive pricing available for registered customers

• ✔ Fast shipping on in-stock items

• ✔ FIVE the warranty - we offer a 5 year warranty vs the standard 1 year. 

What’s Included:

• Control box assembly

• Internal start components (capacitor & relay)

• Wiring diagram (inside cover)

Important Notes:

• Designed for 3-wire submersible motors only

• Must match motor HP and voltage requirements

• Professional installation strongly recommended