Finned Strip Heater / Electric Duct Heaters

finned strip heaterFinned Strip Heaters are a type of duct heater used for both forced (mounted in a duct) and natural convection air heating (mounted at the bottom of cabinet type ovens). The Finned Strip Heater’s basic design consists of a helically wound resistance coil placed in a specially designed ceramic insulator.

Hi-Watt Inc. specializes in industrial heaters, temperature and process controls, temperature sensors and more. Some of the products we carry include: immersion heaters, thermowells, quartz infrared heaters, rtd sensors, and more. Contact us for details today.

Finned Strip Heater Specs

Maximum Operating Temperatures
Maximum Watt Densities
Aluminized Steel
  • Aluminized steel sheath temperatures to 1100°F (595°C)
  • Watt density up to 33 W/in² (5.1 W/cm²)
  • UL® approved to 240VAC (File No. E52951)
  • CSA approved to 600VAC (File No. LR7392)
Features & Benefits:
Nickel chromium element wire is centered in the heater
  • Heats the strip uniformly
Aluminized steel sheath
  • Operates at higher temperatures
  • Resists corrosion better than iron-sheathed heaters
Optional 430 SS sheath
  • Provides a solution for more corrosive environments
Welded post terminals
  • Produces strong, trouble-free connections


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