Dayton 2ZWR5


Pump, Centrifugal, 1/2 HP, 1 Ph, 115/230V

2ZWR5 495189
Average Rating: 4
Read Reviews (1) Write a Review
$604.39+ 3 Business Day Shipping $26.00

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Inlet (In.)1-1/4
Outlet (In.)1
Motor EnclosureODP
Housing MaterialBronze, Brass
Impeller TypeSemi Open Non-Clogging
Impeller MaterialBronze
Max. GPM @ Head (Ft.)67 @ 10
Best Efficiency GPM @ Head (Ft.)38 @ 27
Min. GPM @ Head (Ft.)10 @ 40
Max. Head (Ft.)44
GPM of Water @ 10 Ft. of Head67
GPM of Water @ 15 Ft. of Head63
Seal TypeMechanical
Seal MaterialBuna-N, Carbon, Ceramic, SS
Length (In.)13-1/2
Width (In.)6-5/8
Height (In.)5-7/8
Motor RPM3450
Service Factor1.6
Wetted MaterialsBronze, Brass, Buna-N, Carbon, Ceramic, SS
Volute MaterialBronze, Brass
Shaft MaterialStainless Steel
Shaft Size (In.)5/8
Screw MaterialSteel, Zinc Plated
Seal ApplicationLong life When not Run Dry or Pumping Abrasives
Max. Liquid Temp. (F)200
GPM of Water @ 20 Ft. of Head57
GPM of Water @ 25 Ft. of Head48
GPM of Water @ 30 Ft. of Head40
GPM of Water @ 40 Ft. of Head10
Best Efficiency Range GPM @ Head (Ft.)25-50 @ 35-15 Ft.
Max. Specific Gravity1.0
Max. Case Pressure (PSI)200
Max. Fluid Viscosity100 SSU
Inlet Pressure (PSI)200
Bearing TypeBall
Max. Pressure (PSI)19
Port Rotation4 Position
Drain PlugSide and bottom
Manufacturers Warranty Length1 Year
Application High Flow at Low Head Pressure
For Use With Nonflammable and Nonabrasive Liquids
Includes Manual
Weight 30.000000


Pump, Centrifugal, 1/2 HP, 1 Phase, Voltage 115/230, 8.4/4.8 Amps, Inlet 1 1/4 In., Outlet 1 In., Motor Enclosure ODP, Housing Material Bronze, Brass, Impeller Type Semi Open Non-Clogging, Impeller Material Bronze, Max. Head 44 Ft., Seal Type Mechanical, Length 13 1/2 In., Width 6 5/8 In., Height 5 7/8 In., 3450 Motor RPM, 60 Hz, Service Factor 1.6, Inlet Pressure 200 PSI

  • California Proposition 65 Warning: This product contains a chemical known to the State of California to cause cancer. Warning: This product contains a chemical known to the State of California to cause birth defects or other reproductive harm.

  • Straight Centrifugal Pumps and Pedestal Pumps
  • Housing Materials
  • High-flow pumps have bronze housing and impeller, with Buna N, carbon, ceramic, and stainless steel mechanical seal. High-head pumps have bronze housing, stainless steel impeller, and Viton , carbon, ceramic, and stainless steel mechanical seals.
  • Pumps have continuous-duty motors for high-flow or high-head applications, and mechanical seals and side and bottom housing drain plugs. Designed for general transfer, boiler feed, condensate return, water circulation, irrigation, cooling towers, filtration, and pressure boosting. 1-phase motors are capacitor start and have internal thermal protection. 3-phase units do not have overload protection and require a pump control box, sold separately on page 4048. Pedestal pumps can be driven by pulley or directly coupled to a motor.
  • 3450 rpm motors; NEMA 56J frames for closed coupled dumphead, 56 frame for rest Max. temp.: 200 F Max. viscosity: 100 SSU 4-position rotation

Customer Reviews

Average Product Rating: 4
based on 1 reviews


Wednesday, March 28, 2012

Bought this pump to replace an earlier Dayton model. It appears to be a little better quality but have not run it yet. The price for the pump has inflated 70% in 6 years. Received the pump promptly - great service.

The pump mount bolts are plated - should be stainless

Submitted by Jim W
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