OASE Waterfall Pumps – 3700 GPH – 45423 – Opened Box / New

Original price was: $277.99.Current price is: $140.00.

Opened Box / New
Specs – Waterfall Pump 3700
Dimensions – 9.4 x 5.4 x 6.5 in.
Rated Voltage – 120V / 60 Hz
Power Consumption – 170 watts
Power Cable Length – 20 ft.
Net Weight – 8.80 lbs.
Max. Flow Rate – 3700 gph
Max. Head Height – 21 ft.
Outlet size – 1.5 in.
Inlet size – –
Connection for hoses – 1 and 1.5 in.
Filter intake surface – 150 cm2
Coarse debris displacement max. – 1/6 in.
Usage Type – submersed only
Warranty – 2 Years + 1 with online registration

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SKU: NL-45423-OA Category:


OASE waterfall pumps create exquisite waterfalls that offer tranquility and adornment to any waterscape. Whether you prefer the waterflow to provide a visual effect that embodies a "sheet", "trickle" or "Niagara" style, our waterfall pump collection delivers. Our pumps are energy efficient and equipped with grounding plates to provide protection against escaping electrical currents.

  • Quiet, energy-efficient Waterfall Pump saves power and money while operating waterfalls
  • Uncompromisingly reliable with high cleaning force, Waterfall Pump series allow large debris up to 1/6 in. to flow out of the discharge and finer particles to flow out of the rear of the pump ensuring that the shafts and bearings are being continuously cleaned.
  • Grounding plate provides unparalleled protection against electrical hazards in your pond.
  • Waterfall Pump series has a 20 ft. power cord with a smaller plug size so pumps can be placed discretely throughout a pond or water feature.
  • Waterfall Pump series allow quick, no tool access to all moving parts for easy maintenance.
  • Waterfall Pump series include a back-spitting feature to keep the pump cool, extending the life of the pump (excludes 6600-8000).
  • Robust design utilizes premium ceramic shafts and bearings for maximum efficiency and includes durable back-spitting feature to cool the pump (excludes 6600-8000).
  • The Waterfall Pump 6600 and 8000 feature inline capabilities so the pump to be set up submerged or dry and a threaded hose adaptor for different hose sizes (excludes 1650-5100).
  • Included 2 year warranty + 1 with online registration

Click Here for Instruction Manual

Additional information


Pond Product Type

Pond Pumps

Max Flow Rate Range

Max Flow Rate

Pump Type