What is a Variable Frequency Drive?
A variable frequency drive is an electronic device that allows you to start, stop, and control the speed of a three phase motor. It is also a motor starter as it is equipped with overload protection. Read more »
What is the difference between a 'new surplus' motor and a 'factory new' motor?
Our New Surplus electric motors and drives are new and unused overstock or discontinued items offered at lower prices and come with our 90-day warranty.

Factory New products are competitively priced and come with a manufacturers warranty.
Variable frequency drives (VFDs or inverters) now play an important part in major industry.
Within the last 10 years they have been perfected to control and vary the speed of 3 phase electric motors. They serve many purposes, besides speed control. Homeowners and hobbyist alike, who have lathes or milling machines with a 3 phase motor, usually don't have 3 phase power to operate. These VFDs (instead of using a rotary phase converter) can now be used to convert single phase power to 3 phase power. Read more »
 
 
Dealers Electric-Marathon
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0.5 HP, 1725/1140 RPM, 460 Volts, DP, 56, RB, Marathon, K546

Model #: 5K42JN3050  
5K42JN3050
 
Stock:  12
HP : .50
RPM : 1800/1200
Enclosure : ODP
Frame : 56
Frame Remarks : Resilient Base
Volts : 460
Phase : 3
Manufacturer : Marathon Electric
Classification : Fan Blower
Item Condition : Factory New
Weight:  25 lbs
Retail Price$1,021.00
Our Price:
$449.24
You Save:$571.76 (56%)
 

Fan & Blower - Three Phase, Dripproof
Resilient Base (Single and Two-Speed)

  • FEATURES:
    • Single and two-speed models, as noted
    • Variable torque on two speed ratings
    • Ball bearings
    • Heavy gauge steel frame and base
    • Nameplated 60/50 Hz at next lower horsepower (except as noted)
    • Patented VCD™, Voltage Change Device where footnoted ?VC?
    • UL Recognized and CSA Certified
    • Factory New
    • Manufacturer Three Year Warranty
    • Catalog #: K546
    • HP : 0.50
    • Voltage : 460
    • kW : N/A
    • FL Amps : 1.1/0.6
    • RPM : 1725/1140
    • FL Eff : 0 %
    • SF : 1.25
    • Phase : 3
    • Insulation Class : B
    • Frame : 56
    • Duty : Continuous
    • Enclosure : DP
    • Ambient : 40
    • Mounting : RB
    • NEMA Design : B
    • Orientation : Horizontal or Vertical
    • Starting Type : Squirrel Cage Induction
    • Assembly : N/A
    • KVA Code : M
    • Drive End Bearing : BALL
    • IP Code : N/A
    • Opposite End Bearing : BALL
    • Drive End Bearing Size : 6203
    • Opposite End Bearing Size : 6203
    • Hazardous Location : N/R
    • Weight : 22 lbs
    • CE : N/A
    • CSA : Y
    • UL : Y
    • Thermal Protection : None
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