Skip Content

1/2 HPSubmersible Effluent Pump Automatic Operation Type, Tether Switch Type close
close x

Using 360° Viewing:

  1. Rotate: Use top-to-bottom, side-to-side by use of mouse arrow.
  2. Zoom In: Double click on image.
  3. Zoom Out/Reset: Put photo at full zoom & then double click.
How can we improve our Product Images?

1/2 HPSubmersible Effluent Pump Automatic Operation Type, Tether Switch Type

Price $385.75 / each

Please sign in or register to access lists

Confirm ZIP Code to determine availability.


Invalid Zip Code


Ship to: (Change)


Invalid Zip Code

  • Item # 4HU73
  • Mfr. Model # 4HU73
  • UNSPSC # 40151512
  • Catalog Page # 3677
  • Shipping Weight 34.1 lbs.
Country of Origin ChinaCountry of Origin is subject to change.
Note: Product availability is real-time updated and adjusted continuously. The product will be reserved for you when you complete your order. More

Technical Specs

  • ItemSubmersible Effluent Pump
  • Operation TypeAutomatic
  • HP1/2
  • Switch TypeTether
  • Base MaterialTPL
  • HousingCast Iron
  • Top MaterialCast Iron
  • Mechanical SealSiC/Buna
  • Impeller MaterialCast Iron
  • Voltage115V
  • Amps9.4
  • Height13"
  • Diameter9-1/8"
  • Cord Length20"
  • Discharge NPT1-1/2"
  • Shaft SealSilicon Carbide/Buna N
  • Max. Dia. Solids3/4"
  • GPM of Water @ 5 Ft. of Head85
  • GPM of Water @ 10 Ft. of Head78
  • GPM of Water @ 20 Ft. of Head52
  • Max. Head31 ft.
  • Off Point4-1/4"
  • On Point13-1/4"
  • GPM of Water @ 15 Ft. of Head65
  • GPM of Water @ 25 Ft. of Head35
  • GPM of Water @ 30 Ft. of Head10
  • Max. Temp.104 Degrees F
  • Phase1
  • RPM3450
  • DutyIntermittent
  • Motor TypeOil Filled PSC
  • Bearing TypeBALL
How can we improve our Technical Specifications?


Dayton submersible effluent pump is self-contained and especially designed to handle septic tank effluent. It will provide sufficient pressure to pump material through its small diameter pipe tog gravity interceptors, treatment plants, or remote leach fields. This pump is designed to pump effluent, nonexplosives and noncorrosive liquids, and shall not be installed in locations classified as hazardous in accordance with the United States National Electrical Code (NEC), ANSI/NFPA 70. Never install the pump in a trench, ditch, or hold with a dirt bottom; the legs will sink into the dirt and the suction will become plugged.

Repair Parts

Displaying repair parts for model:
  • 4HU73

Alternate Products

Alternate Search Terms

Product Reviews Disclaimer:
Grainger is neither responsible for, nor does it endorse, the content of any product review or statement posted. Any statements posted constitute the statements of the poster and are not the statements of Grainger. The statements posted by Grainger employees with the Grainger employee badge represent the views of such employees and are not the statements of Grainger. Grainger makes no representations as to the appropriateness, accuracy, completeness, correctness, currentness, suitability, or validity of any product review or statements posted, including those posted by employees with the Grainger employee badge, and is not liable for any losses, injuries or damages which may result from any such product review or statements. Use of any linked web site provided in a product review or post is at the user's own risk.