Electric Actuators

McGoff-Bethune features Barber-Colman, Yokogawa process temperature control, electric heaters, Partlow circular chart recorders, thermocouples, SCR power controllers.  Our primary focus is temperature control.
Low & Medium 
EA12  EA31 
  • Two Position On-Off
  • Spring Return EA12 
  • Non Spring Return EA31
  • 60-220 lb-in torque
  • Specifications
EA20 Series 
  • Proportional control
  • Non-Spring Return
  • 50 lb-in torque
  • Specifications
EA40 Series 
  • Proportional/Floating 
  • Spring Return
  • Returns to normal position on power interrption
  • 50 lb-in torque
  • Specifications
EA50 EA60 
  • Proportional control
  • Non-Spring Return
  • 60-450 lb-in torque
  • Specifications
High Torque 
EA70 Series 
  • Proportional control
  • Non-Spring Return
  • 550-1300 lb-in torque
  • Specifications
Dimensions of all EA Actuators 

EA 81 Series 

  • Proportional control

  • Return to normal position on power interruption.

  • 150 pounds force
  • Specifications

Position Converter 
658 and 659 Series 
  • Solid State Switching Output
  • Adjustable Zero, Span and deadband
  • Two Wire Input from Controller
  • 90 to 1000 W Feedback
  • Slidewire in Actuator
  • Specifications

  • Crank Arms
  • Connecting Links
  • Retrans Slidewire
  • Weatherprooof covers
  • Specifications


Thermocouples / RTD's
MACO Stock
Our People
Products Furnace Temperature Profile
Instrument Repair Technical Documents
HOME Thermocouples / RTD's Furnace Control

McGoff-Bethune, Inc.

101 Meadow Dr. STE 2R
Cumming GA 30040
770-840-9811    800-303-4705     Fax: 770-840-7514

Barber-Colman temperature control and Yokogawa process temperature control, thermocouples, and MACO.  We offer Barber Colman and Yokogawa temperature control, temperature controller, process control, thermocouple, 560, 570, Versicase, MACO, actuator, SCR, solid state relay, limitrol, blow mold control, carbon potential control, extrusion control, heat treat control, injection mold control, Eurotherm, Honeywell, Yokogawa, Partlow, Chino, ISI, furnace, and kiln control.