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Stanley Submersible Pumps – SM20, SM21, SM50

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The SM50 pump discharges an impressive 500 gallons per minute (1890 lpm) while it’s small size allows it to fit in a box 11 inches deep by 10 inches square (26.7 cm x 25.4 cm). These pumps can run dry without damage and can move water that is debris-filled.

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Pumping power to move… a lot.

Stanley hydraulic pumps exemplify the pure power of hydraulic tools. The SM50 pump discharges an impressive 500 gallons per minute (1890 lpm) while it’s small size allows it to fit in a box 11 inches deep by 10 inches square (26.7 cm x 25.4 cm). These pumps can run dry without damage and can move water that is debris-filled.

Features:

  • 4-9 gpm (15-34 lpm) operating range.
  • Stainless steel, steel, urethane, or cast iron impellers (model dependent).
  • Submersible (no priming required)
  • Able to run dry without damage.
  • 3/8 inch strainers.
  • Lifting eyes.

Specifications:

 
MODEL PART # WEIGHT HEIGHT WIDTH FLOW RANGE OUTPUT DISCHARGE IMPELLER
SM20 SM2043101 18 lb / 8.16 kg 7.5 in. / 19 cm 9.6 in./24cm 4-9 gpm / 15-34 lpm 250 gpm / 946 lpm 2.5 in. / 63.5 mm Steel
SM2052101 18 lb / 8.16 kg 7.5 in. / 19 cm 9.6 in./24cm 4-9 gpm / 15-34 lpm 250 gpm / 946 lpm 2.5 in. / 63.5 mm Urethane
SM2053101 18 lb / 8.16 kg 7.5 in. / 19 cm 9.6 in./24cm 4-9 gpm / 15-34 lpm 250 gpm / 946 lpm 2.5 in. / 63.5 mm Urethane
SM21 SM2151101 25 lb /11.34 kg 16 in./40.6 cm 6.25 in./15.9 cm 4-9 gpm / 15-34 lpm 300 gpm / 1125 lpm 2.5 in. / 63.5 mm Steel
SM50 SM50100 21 lb /9.5 kg 10.5 in./26.7 cm 10 in./25.4 cm 7-12 gpm / 26-45 lpm 500 gpm / 1890 lpm 3 in. / 75 mm Steel