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The Liberty PC441-Series sump pump combo system is a drop-in-the-pit system designed to provide secure basement protection. The primary pump is a Liberty sump pump and the backup is a 441 battery-powered sump pump. The system provides continuous pumping in the event of a power outage or main pump failure.

Complete Package Includes:

• Primary sump pump
• Backup pump system, model 441
• 1-1/2” PVC piping with rubber coupler between primary pump and back-up pump
• Includes primary pump check valve and back-up pump check valve
• Maximum fluid temperature 140˚ F
• Minimum pit size for all above systems 15” diameter x 18” deep
• Battery not included
• 12 volt marine-type deep cycle battery recommended. (Group 27 or 31 AGM or Wet Cell compatible)

An audible and visual alarm warns the user if the backup pump begins operating. These systems come completely assembled.

Model Comparison Chart

Please note that the above pump specs (discharge, HP, voltage, phase, GPM, TDH) are for the primary pump only.

Pump Products application engineers are standing by to help you find the right pump, as well as to provide price quotes, stocking availability and shipping information. Call our toll free number 1-800-429-0800 to speak to an expert today.