Dayton 4HU78


Pump, Effluent, 1 HP

4HU78 77025
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ItemEffluent Pump, Submersible
TypeManual Operation (Switch Not Included)
Base MaterialCast Iron
HousingCast Iron
Top MaterialCast Iron
Mechanical SealSiC/Buna
Impeller MaterialPolypropylene
Height (In.)16-3/4
Dia. (In.)12-3/16
Cord Length (Ft.)20
Discharge NPT (In.)2
Shaft SealSilicon Carbide/Buna N
Max. Dia. Solids (In.)3/4
GPM of Water @ 5 Ft. of Head87
GPM of Water @ 10 Ft. of Head85
GPM of Water @ 20 Ft. of Head80
GPM of Water @ 40 Ft. of Head68
Max. Head (Ft.)109
GPM of Water @ 15 Ft. of Head83
GPM of Water @ 25 Ft. of Head78
GPM of Water @ 30 Ft. of Head74
GPM of Water @ 50 Ft. of Head61
GPM of Water @ 60 Ft. of Head52
GPM of Water @ 70 Ft. of Head44
GPM of Water @ 80 Ft. of Head34
GPM of Water @ 90 Ft. of Head22
GPM of Water @ 100 Ft. of Head12
Max. Temp. (F)104
Motor Type3 Phase
Bearing TypeBall
Weight 78.550000


Effluent Pump, Submersible, Manual Operation (Switch Not Included), 1 HP, Base Material Cast Iron, Housing Cast Iron, Top Material Cast Iron, SiC/Buna, Impeller Material Polypropylene, 460* Voltage, 2.8 Amps, Height (In.) 16-3/4, Cord Length (Ft.) 20, Discharge NPT (In.) 2, Max. Dia. Solids (In.) 3/4, GPM of Water @ 10 Ft. of Head 85, Max. Head (Ft.) 109, Max. Temp. (F) 104, 3 Phase, Bearing Type Ball

Submersible Effluent Pumps
  • Handle solids from 3/4" to 1-1/2" For float switches, see page 4049. For control panels, see page 4048.
  • Dayton
  • Pumps are powered by permanent split capacitor (PSC) motors. With stainless steel shafts and hardware, long-life mechanical seals, and ball bearings. Automatic units have a piggyback switch.
  • Max. temp.: 104 F (2JGA2, 2JGA3, and 4HDZ8 are 130 F; 4HU70 is 77 F)

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