Tempco Custom Heater Manufacturing

Hi-Density Miniature Cartridge Heater Specifications and Tolerances

Performance Ratings

Maximum Temperature: 1200°F (649°C)

Maximum Watt Density: 100-200 W/in2 (15.5-31 W/cm2) depending on operating temperature.

Sheath Material

Standard: Type 304 Stainless Steel
Optional (1/8 in Heaters Only): Inconel 600

The maximum operating temperature and the life expectancy of a cartridge heater is dependent on two main factors:
1. The maximum recommended sheath temperature
2. The maximum ambient temperature for the termination selected
Consult Tempco if you require a recommendation for your application.

Dimensional Specifications

Nominal Diameter 1/8" 5/32" 3/16"
in (mm) in (mm) in (mm)
Actual Diameter 0.122 3.10 0.153 3.89 0.184 4.67
Diameter Tolerance ±.002 (-0.051)
Minimum Length 1.25 (31.8)
Maximum Length 12 (305)
Length Tolerance Heaters up to 3.5"
(89 mm) long
±3/32 (2.4)
Length Tolerance Heaters over 3.5"
(89 mm) long
±3% of Sheath Length

Electrical Ratings

Nominal Diameter 1/8" 5/32" 3/16"
Maximum Voltage 240
Maximum Amperage 3.0
Maximum Wattage at 120V 360
Maximum Wattage at 240V 720
Wattage Tolerance +10,-15%
Resistance Tolerance +15,-10%

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CORPORATE HEADQUARTERS

607 North Central Avenue
Wood Dale, IL 60191-1452 USA
Phone: 630.350.2252   Toll Free: 888.268.6396
Fax: 630.350.0232   Email: info@tempco.com

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We have Branch Offices located across the United States.


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Phone: 52.55.2451.4070
Fax: 52.55.5561.6889
Email: info@tempcomexico.com
Website: www.tempcomexico.com


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