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Extruded Aluminum Compact Fan Heater

Compact fan heater for increased heat output. Maintains minimum operating temperatures in enclosures. Helps to prevent failure of electronic components caused by condensation and corrosion.

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Select Model Type

ModelVoltageHeating CapacityLengthWeight
(approx.)
KSFH250120V 50/60 Hz250 W7.2" (182 mm)2.4 lbs (1.1 kg)
KSFH400120V 50/60 Hz400 W8.7" (222 mm)3.1 lbs (1.4 kg)
K2SFH250230V 50/60 Hz250 W7.2" (182 mm)2.4 lbs (1.1 kg)
K2SFH400230V 50/60 Hz400 W8.7" (222 mm)3.1 lbs (1.4 kg)
* Contact Kooltronic for quantity pricing.

TECHNICAL DATA

Model Number:
Operating Voltage:
Heating Capacity:
Length:
Weight (approx.):
KSFH250120V 50/60 Hz250 W7.2" (182 mm)2.4 lbs (1.1 kg)
KSFH400120V 50/60 Hz400 W8.7" (222 mm)3.1 lbs (1.4 kg)
K2SFH250230V 50/60 Hz250 W7.2" (182 mm)2.4 lbs (1.1 kg)
K2SFH400230V 50/60 Hz400 W8.7" (222 mm)3.1 lbs (1.4 kg)
* Contact Kooltronic for quantity pricing.
TECHNICAL DATA
Heating element:
Resistance type heater (micanite)
Heat sink:Extruded aluminum profile, silver anodized
Surface temperature:Max. 167°F (75°C) - 400W heater
Overheat protector:Built-in temperature limiter
Axial fan:Ball bearing, 50,000h at 77°F (25°C)
Airflow, free blowing:26 cfm (45 m³/h) -50 Hz; 32 cfm (54 m³/h) - 60Hz
Connection:Internal terminal AWG 16 max. (1.5 mm²), w/strain relief
Mounting:Clip for 35mm DIN rail (EN 50022)
Operating/storage temperature:-49 to 158°F (-45 to 70°C)
Protection class:I (grounded)
Protection type:IP20

  • Standard Features
  • Arrangement
• Compact fan heater for increased heat output
• Built-in overheat protection
• DIN rail mountable
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Aluminum Fan 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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Specifications are subject to change without notice. Suitability of this product for its intended use and any associated risks must be determined by the end customer/buyer in its final application

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Wednesday, August 12, 2026  
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Kooltronic, Inc.
30 Pennington-Hopewell Road
Pennington, NJ 08534 USA
609-466-3400
800-321-KOOL
609-466-1114 (fax)
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