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Home > Electric Motors > Discontinued Electric Motors > MARATHON Discontinued AC Motors > 25HP MARATHON 3600RPM 256T 200/400V DP 3PH MOTOR U501

25HP MARATHON 3600RPM 256T 200/400V DP 3PH MOTOR U501

Catalog Number:  U501
Model Number:  256TTDX4020
Description:  25HP,3600RPM,256T,200/400V,DP,3PH,60HZ,FIRE PUMP
Ship Weight:  126 lbs.

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 office for particulars.

APPLICATIONS: For use on pumps designed for fire pump duty and installed per NFPA-20. These drip proof motors are intended for installation in relatively clean and dry environments. Fire Pump motors are not recommended for use with variable frequency drives.


  • UL File EX5190, CSA File LR2025 and CE Mark
  • Ball bearings
  • 1.15 Service Factor
  • Red paint on 25 HP through 200 HP
  • NEMA Design B, Code G or less
  • Dual voltage motors have 12 leads, suitable for wye-delta or across the line start on either voltage, or part winding start on low voltage
  • Will accept C-Face kits
  • 230/460 and 460 Volt models rated for 50Hz at next lower HP
  • Efficiency levels meet EISA requirements
25HP MARATHON 3600RPM 256T 200/400V DP 3PH MOTOR U501
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Manufacturer Part Number: U501
Stock # U501

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