Tempco Custom Heater Manufacturing


Performance Ratings

Maximum Temperature: 650°F (350°C)

Nominal Watt Density: 35 W/in2 (5.4 W/cm2)

Electrical Ratings

Maximum Voltage: 277VAC per half

Maximum Wattage: Depends on diameter and number of elements used

Maximum Amperage: 30 amps per circuit

Resistance Tolerance: +10%, –5%

Wattage Tolerance: +5%, –10%


Physical Size Construction Limitations

Standard Gap: Up to 11" ID—1/4" gap. As the diameter increases, the gap will also increase accordingly in order to accommodate the thermal expansion of the aluminum track.

Heater Thickness: 1/2"

Minimum Inside Diameter: 3-1/2" (Due to manufacturing constraints, some wattages/voltages may not be available in smaller heater sizes.)

Available Heater Widths:

Maxiband Type 3/4" 1-1/2" 2-1/2" 3" 4"
Heating Only x x x x x
Heat and Cool n/a n/a x x x
Cooling Only x x x x x


Cooling Tube Specifications:

Heater Width 3/4" 1-1/2" 2-1/2" 3" 4"
Cooling Tube Diameter 3/8" 3/8" 3/8" 3/8" 3/8"
Cooling Tube Extension 4" 4" 4" 4" 4"
Cooling Tube Material Stainless Steel



Heater Width 3/4" 1-1/2" 2-1/2" 3" 4"
Maximum Size Hole n/a 7/16" 7/16" 9/16" 9/16"

Hole is located in center of heater width; see below for mounting hole location guidelines. For special hole arrangements, supply Tempco with a detailed drawing of your requirements.

Mounting Hole Specifications

Mounting Holes can be located only along the phantom lines between the holes shown on these drawings.

Standard Hole Diameter: 5/16"

Maximum Hole Diameter: 1/2" (center of width only)

PDF format - Catalog Page 8-17

Maxistrip Heater Mounting Hole Drawing 1

Maxistrip Heater Mounting Hole Drawing 2

Maxistrip Heater Mounting Hole Drawing 3

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Tempco Electric Heater Corporation

607 N. Central Ave. | Wood Dale, IL 60191-1452 USA
Phone: 630.350.2252 | Toll Free: 888.268.6396
Fax: 630.350.0232 | Email: [email protected]

We have Branch Offices located across the United States.



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