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Little Giant - 1 Sump - Permanently lubricated submersible pump

Model Number: 1 Sump, Part No 501038, 230 volt
little giant 1-Y submersible pump

These pumps feature an oil-filled motor housing with a radial lip seal on the motor shaft.

They have an exceptional life expectancy because the oil serves as a continuous lubricant for all moving parts and the shaft seal.

For commercial, industrial and home applications including statuary fountains, water displays, air conditioners, machine tool coolants, and many other applications where liquid must be transferred or recirculated.

This pump is not recommended to use the 1 series in aquariums, swimming pools and fuel oil transfer applications.

  • Operates submersed or in-line
  • Epoxy-coated aluminium housing, Nilrite shaft seal, nylon volute and impeller
  • Inlet cover with snap off screen for easy cleaning
  • 1/4" male NPT outlet accepts 12.5mm hose
  • Thermally protected
  • Non-toxic dielectric oil cooled
Made in USA
1 year warranty
1 Sump
Max Litres per hour 780
Max Litres per minute 13
Maximum Head - or zero flow height 1.89 m
Flow rate at different heights Chart below
Maximum liquid temperature 50C
Power usage - watts 52 w
Amps 0.5
Length, width, height - cm 10.5 x 10.5 x 11
Weight 1.81 kg
Power cord length 3.0 m with plug
Shaft material Stainless Steel
Thermal shut off (automatic) Yes
Inlet when used as a submersible pump Snap off screen
Outlet Fitting 1/4" male NPT & Elbow
National warranty - Australia wide 1 year
Prices - Aus $ Including GST $239



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Total shipping per order Only $10 to any Australian Address - Prices Include GST
Trade customers - Buying for resale - Call 1800 607 388 or click > Trade contact



Flow rates at different pumping heights - litres per hour
Model @ 0.4 m @ 0.8m @ 1.2m Head / Shut Off**
1 750 690 450 1.89m
**Head / shut off - The higher the water is pumped, the less the flow until the maximum pumping height is reached. It is critical that this is understood, this height is where the water stops flowing.