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Air Heaters 

Watlow has developed a line of process air heaters that offer performance and versatility in medium to low temperature applications. This rugged and reliable line of industrial heaters efficiently conducts heat.

Product Material  Maximum Operating Temperatures  Maximum Watt Densities 
°F °C W/in2 W/cm2
Duct Air Heaters LDH SERIES and D SERIES Duct Heaters Alloy 840   1200   650   30   4.7 
Finned Air Heaters 375 Finned Strip Heaters Aluminized steel   1100   595   33   5.1 
FINBAR Tubular Heaters FINBAR™ Finned Heater 304 stainless steel   1200   650   50   7.7 
FIREROD Cartridge Heaters FIREROD® Cartridge Heaters Alloy 800   1400   760   400   62 
Stainless steel   1000   538   400   62 
Silicone Rubber Enclosure Heaters Silicone Rubber Enclosure Heaters Silicone rubber   500   260   5   0.8 
WATROD Enclosure Air Heaters WATROD™ Enclosure Heaters Alloy 840   390   200   15   2.3 
 

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