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, 1800 RPM, 230/460 Volts, TENV, 56, Rigid, Marathon, K456

Model #: 5K49KN4573  
5K49KN4573
 
Stock:  0
HP : .50
RPM : 1800
Enclosure : TENV
Frame : 56
Frame Remarks : Rigid
Volts : 230/460
Phase : 3
Manufacturer : Marathon Electric
Classification : Brakemotor
Item Condition : Factory New
Weight:  31 lbs
Retail Price$2,107.00
Our Price:
$760.50
You Save:$1,346.50 (64%)
 
Out of Stock

Brake Motors, Three Phase
Totally Enclosed

Rigid Base

  • FEATURES:
    • In addition to the Single Phase Features above:
    • Brake has manual wear adjustment for longer pad life
    • Brake leads routed through motor conduit box (TENV only)
    • Universal mounting, no modifications needed
    • CR200 Corona resistant magnet wire (motor can be operated 10:1 variable torque)
    • Suitable for use on VFD per manufacturer's guidelines.
    • Factory New
    • Manufacturer Three Year Warranty
    • Catalog #: K456
    • HP : 0.50
    • Voltage : 230/460
    • kW : .37
    • FL Amps : 1.8/.9
    • RPM : 1800
    • FL Eff : 78.5 %
    • SF : 1.0
    • Phase : 3
    • Insulation Class : B
    • Frame : 56
    • Duty : CONTINUOUS
    • Enclosure : TENV
    • Ambient : 40
    • Mounting : Rigid
    • NEMA Design : B
    • Orientation : HORIZONTAL
    • Starting Type : ACROSS THE LINE
    • Assembly : F1 ONLY
    • KVA Code : L
    • Drive End Bearing : BALL
    • IP Code : 54
    • Opposite End Bearing : BALL
    • Drive End Bearing Size : 6203
    • Opposite End Bearing Size : 6203
    • Weight : 31 lbs
    • CE : N/A
    • CSA : Y
    • UL : NONE-INS, CONST UL REC
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