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1/3HP MARATHON 3450RPM 48N 115/230V DP 1PH MOTOR 4788

Catalog Number:  4788
Model Number:  5KC37EN3900U
Description:  1/3HP,3450RPM,48N,115/230V,DP,1PH,60HZ
Ship Weight:  14 lbs.

Contact our sales team for direct replacement options!

This Marathon motor is Non-Returnable.

Please take the time to identify your motor needs. It is the customer’s responsibility to review all product information provided to determine the correct mechanical and electrical characteristics needed for your application. If you need further assistance with this product to identify your product specifications, please contact our customer service department to answer any questions you may have.

This Marathon motor is a Build To Order product and factory lead times are approximately 3-8 weeks after receipt of order. For exact lead times or other interchangeable products please contact our sales team for particulars.

APPLICATIONS: Direct replacement motor for residential and commercial oil burners and hot water pressure/steam cleaners.


  • Manual overload protection
  • Capacitor Start design
  • Dripproof enclosure
  • Two-bolt, NEMA N-Flange direct
  • Ball bearings
  • 1.0 Service Factor
  • Will become build-up item when current stock is gone
  • Footnotes: D

Phase 1 Insulation Class B
Frame 48N Duty Continuous
Enclosure DP Ambient 40
Mounting N/R NEMA Design N/A
Orientation Horizontal or Vertical Starting Type Switch and Mech
Assembly N/A KVA Code K
Drive End Bearing BALL IP Code N/A
Opposite End Bearing BALL    
Drive End Bearing Size 6203 Rotation Clockwise
Opposite End Bearing Size 6203 Hazardous Location N/R
Weight 14 LB lbs    
Thermal Protection Manual
1/3HP MARATHON 3450RPM 48N 115/230V DP 1PH MOTOR 4788
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Manufacturer Part Number: 4788
Stock # 4788

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