Upgrade your water pump system with the reliable Square D Pumptrol Pressure Switch, SQUARE D 30-50 M4 Low Pressure Cut-Off Switch WATER WELL PUMP TANK PROTECTION 9013FSG2J21M4 engineered for precision and long-lasting performance. Featuring a sturdy plastic cover and high-quality internal mechanism, this switch automatically controls pump operation based on water pressure, ensuring efficient and worry-free water management. Perfect for residential, commercial, and agricultural use, its compact design fits seamlessly into most setups. The classic gray finish complements any installation, and the unit measures approximately 4 x 3 x 2 inches for convenient placement. Trust Square D for proven durability and consistent results with every cycle.