Front Page | Johanson DMS, Inc | Product Descriptions | Stock Heaters
Useful Formulas | Ordering Information | Therm. Cond. of Materials

Johnson DMS, Inc.

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Stock heaters are sized in any combination of length and width in 1" increments up through 15" width by 48" length except for minimum square inches as noted for each designation. Lead wires are per Mil-W-16878 Type E, 12 inches minimum length, no color specified. Alternate lead styles and colors are available on request.
STOCK HEATERS - Part Number designation
POWER DENSITY - WIDTH - LENGTH - VOLTS - WATTS
Example: SHL - 3 - 4 - 115 - 90
Stock Heater Class Power Density in
Watts/Square inch
Heat Performance Voltage Watts Minimum Area
Square Inches
Low (SHL) 2.5 Gentle Heat 115/230 Area X Power Density 10 (115 Volt only)
Medium (SHM) 5.0 Moderate Heat 115/230 Area X Power Density 5 (115 Volt only)
Medium High (SHMH)* 7.5 High Heat 115/230 Area X Power Density 4(115 Volt only)
High (SHH)* 10.0 Very High Heat* 115/230 Area X Power Density 3 (115 Volt only)
*Will exceed 500F without control

Go to Stock Heaters sorted by length (partial listing).
Go to Stock Heaters sorted by Ohms (partial listing).

Front Page | Johanson DMS, Inc. | Product Descriptions | Stock Heaters
Useful Formulas | Ordering Information | Therm. Cond. of Materials