Harbor Freight Tools


20V/120V Lithium-Ion Dual Power Cordless Transfer Pump - Tool Only

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Dual power design uses 120V AC power when available or 20v battery for water transfer on remote sites

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MILWAUKEE 2771-20 at $199 Save $99.01

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This self-priming transfer pump from BAUER™ delivers a 325 GPH max flow rate to quickly transfer water. The dependable motor delivers up to 6 ft. of suction lift and pumps over 140 gallons on a single battery charge. Dual power system lets you run the transfer pump using 120VAC power or using the BAUER™ 20V lithium battery (sold separately).

  • 325 GPH max flow rate quickly transfers water
  • Pumps over 140 gallons on a single battery charge*
  • Powerful brushed motor delivers up to 6 ft. of suction lift
  • Easy self-priming
  • Pump cover with clear viewing window
  • Powered by 120V AC power or by the BAUER™ 20V lithium battery (sold separately)
  • Splash-resistant battery cover

Replacement Parts in Stock

Call to Order: 1-800-444-3353

View Available Parts

Important Information

  • Tool only - BAUER™ 20V Lithium-Ion battery and charger sold separately. *Based on 3.0 amp hour battery.

Flow rate
325 GPH
Head Lift at 0 Flow
45 ft.
Battery type
Battery voltage (volts)
Battery(s) Included
Housing material
Impact resistant housing
Product Height
8-1/8 in.
Product Weight
3.5 lbs.
Product Width
7-1/8 in.
Shipping Weight
8.20 lb.
Returns disclaimer
CA Residents
Warning - Prop 65 Info
Note: Specifications are approximate and subject to change

We guarantee this product to be free from defects in materials and workmanship 90 days from the date of purchase. Limitations apply.