Watlow FIREROD® Cartridge Heater
Watlow FIREROD® Cartridge Heater
Watlow FIREROD® Cartridge Heater
Watlow FIREROD® Cartridge Heater

Watlow FIREROD® Cartridge Heaters

Starting at: $30.00

Call 800-321-8007 or fill out our online form today to order this product or to speak with a Hi-Watt application specialist.

Ordering in bulk? Please contact us for pricing.

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Description

Hi-Watt offers Watlow FIREROD® cartridge heaters in multiple diameters, including 1/8”, 1/4”, 1/2, 3/4”, 5/8”, and 1”. These heaters are built with premium materials and provide superior heat transfer, uniformity, and oxidation resistance in compact, precision applications, including mold die and platen heating, test sample heating, and high-temperature glass forming. They can even replace large screw-plug immersion heaters to save space.

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  • Nickel-chromium resistance wire to ensure effective heat distribution
  • Highly compacted MgO insulation for a faster start-up
  • Corrosion-resistant Alloy 800 or stainless steel sheaths and lead end with silicone rubber seal
  • Metallurgically-bonded conductor pins for electrical continuity
  • Faster installation due to horizontal through-the-wall tank mounting
  • UL® and CSA-approved flexible stranded wires rated up to 840 degrees Fahrenheit
  • Features smaller threaded fittings than conventional immersion heaters

Hi-Watt is proud to be an industry-leading Watlow supplier in Michigan. Our team will not only help you find and configure the best heating solutions for your applications but provide installation assistance and ongoing technical support when needed.

To ensure optimal performance of your FIREROD® cartridge heater, follow these best practices:

  • Never place this heater in the main body of the liquid or in a restricted space
  • Keep the heater covered in the liquid it’s heating
  • Do not cycle this heater on and off frequently
  • Control scale build-up
  • Keep watt densities low when heating viscous liquids
Diameter 1/8″, 1/4″, 1/2″, 3/4″, 5/8″, 1″
Length 7/8″ to 72″
Mounting 1/16 DIN Panel Mount
Maximum Operating Temperature 1,400 degrees Fahrenheit/760 degrees Celsius (for Alloy 800 Sheaths)
1,000 degrees Fahrenheit/528 degrees Celsius (for Stainless Steel Sheaths)
Sheath Length 4 1/2″
Tolerances ±3/32 in. (in units that are 4 1/2″ long). Any units over this length are ±2%
Maximum Volts 480V
Maximum Watt Density 400W/in2, 62 W/cm2
Number of Circuits Varies based on diameter and power supply configuration
3/4″ diameter, 1-phase: 3 circuits
3/4″ diameter, 3-phase: 1 circuit
1″ diameter, 1-phase: 5 circuits
1″ diameter, 3-phase: 2 circuits

Download Spec Sheet

Specs Diameter Sheath Length Volts Watts Watt Density
G1A71 3/8” 1” 120V 55 95 W/in2
E1A51 1/4” 1” 120V 80 208 W/in2
J1J96 1/2” 1.5” 240V 150 97 W/in2
J6A36 1/2” 6” 240V 1000 117 W/in2
L2A49 5/8” 2” 120V 200 68 W/in2
N6A22 3/4” 6” 240V 2000 155 W/in2

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