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Sump Pump Battery Backup Runtime

Estimating sump pump battery backup runtime when utility power is out:

Notes:

  • Sump Pump Duty Cycle Calculation: Duty Cycle% = Sump Pump Time On In Seconds / Total Cycle Time In Seconds (time on + time off)
  • All examples use a 10% Duty Cycle (10% = 30 Seconds / 300 Seconds)

Sumpro Series Sump Pump Backup System

Estimated RunTimes On Battery Power (10% Pump Duty Cycle):

  • BA75 3/4 HP Sump Pump (7.5 Full Load Amps, 75 GPM @ 10' Head) - 15 Hours
  • BA50 1/2 HP Sump Pump (5.8 Full Load Amps, 64 GPM @ 10' Head) - 30 Hours
  • WC33 1/3 HP Sump Pump (4 Full Load Amps, 44 GPM @ 10' Head) - 47 Hours

BA75 3/4 HP Sump Pump - 15 Hours

  • Performance is based on one pump running at a time and two Power+ 120 AH batteries

Sumpro With Ion 3/4 HP Sump Pump Duty Cycle

BA50 1/2 HP Sump Pump - 30 Hours

  • Performance is based on one pump running at a time and two Power+ 120 AH batteries

WC33 1/3 HP Sump Pump -  47 Hours

  • Performance is based on one pump running at a time and two Power+ 120 AH batteries

55ACi Series Sump Pump Backup System

Estimated RunTimes On Battery Power (10% Pump Duty Cycle):

  • BA50 1/2 HP Sump Pump (5.8 Full Load Amps, 64 GPM @ 10' Head) - 30 Hours

BA50 1/2 HP Sump Pump - 30 Hours

  • Performance is based on one pump running at a time and two Power+ 120 AH batteries

35ACi Series Sump Pump Battery Backup System

Estimated RunTimes On Battery Power (10% Pump Duty Cycle):

  • B33 1/3 HP Sump Pump (4.5 Full Load Amps, 52 GPM @ 10' Head) - 15 Hours

BA33 1/3 HP Sump Pump - 15 Hours

  • Performance is based on one pump running at a time and one Power+ 120 AH batteries

30 ACi Series Sump Pump Battery Backup System

Estimated RunTimes On Battery Power (10% Pump Duty Cycle):

  • WC33 1/3 HP Sump Pump (4 Full Load Amps, 44 GPM @ 10' Head) - 15 Hours

WC33 1/3 HP Sump Pump -  15 Hours

  • Performance is based on one pump running at a time and one Power+ 120 AH batteries