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KFEHK PTC Heaters for Enclosures

  • Compact heater in PTC technology
    Maintains minimum operating temperatures in enclosures
    Helps to prevent failure of electronic components caused by condensation and corrosion
  • Heating power adjusts to ambient temperature
  • DIN rail mountable
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KFEHK Heaters are UL approved when used in conjunction with a KFST Thermostat

Select Model Type

ModelVoltagePower*Rated
Current**
LengthWeight (approx.)
KFEHK45110-250 VAC45 W0.20A4.1" (105 mm)0.61 lbs (280g)
KFEHK100110-250 VAC100 W0.47A6.1" (155MM)0.88 lbs (400g)
KFEHK150110-250 VAC150 W0.77A9.1" (230mm)1.30 lbs (590g)

TECHNICAL DATA

Model Number:
Voltage:
Power*:
Rated Current**:
Length:
Weight (approx.):
KFEHK45110-250 VAC45 W0.20A4.1" (105 mm)0.61 lbs (280g)
KFEHK100110-250 VAC100 W0.47A6.1" (155MM)0.88 lbs (400g)
KFEHK150110-250 VAC150 W0.77A9.1" (230mm)1.30 lbs (590g)
TECHNICAL DATA

Operating voltage:

AC/DC 110 - 250 V (other voltages also available)

Heating element:

PTC resistor, self-regulating

Heating body:

Anodized extruded aluminum

Protection class:

I, appliance

Protection type:

IP44

Mounting:

Clip for 35 mm DIN rail (EN 50022)


  • Standard Features
  • Arrangement
  • Applications
• Compact fan heater in PTC technology
• Maintains minimum operating temperatures in enclosures
• Heating power adjusts to ambient temperature
• DIN rail mountable
Click on image for larger view
General Arrangement Thumbnail
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PTC Enclosure Heater general arrangement drawing
Dimensions, inches [mm], are for reference only and subject to change.

Dimensions, inches [mm], are for reference only and subject to change.
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Tuesday, August 11, 2026  
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30 Pennington-Hopewell Road
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