Constant Wattage Heating Wire/Cable

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The constant wattage silicone rubber heating wire SH-SR-20 is highly flexible, electrically insulating and thermally conductive, which makes it suitable for defrosting, heat preservation, anti-freezing as well as heating applications. The product is typically used for cold rooms, refrigerating apparatus, medical equipment, greenhouses, and pipes.

General Information
Rated temperature: 200 ℃
Rated voltage: 120 V-240 V
Power: 20 W/M-40 W/M
Structure
Insulation: silicone rubber
Jacket: tear resistant silicone rubber
Standard color: white and transparent, the constant wattage heating wire is also available in other colors.

Technical Parameters
Item Performance index Instruction
Silicone rubber insulation Tensile strength ≥ 4.9Mpa UL1581
Elongation ≥ 150%
Minimum average thickness ≥ 0.4mm
Finished wire Hot deformation test ≤ 30% 232℃ * 1 h
Spark test No spark-over 4.0KV/0.15sec
Conductor resistance Standard value+10%/-5%
Length of coil 100-500m
Voltage Power per meter Conductor structure O.D. of core mm O.D. of jacket mm
120V-240V 20W/M 1.0mm2 0.43/7 2.9*5.2 5.6*7.9
1.5mm2 0.32/19 2.9*5.2 5.6*7.9
2.5mm2 0.41/19 3.3*6.4 6.4*9.5
120V-240V 30W/M 1.0mm2 0.43/7 2.9*5.2 5.6*7.9
1.5mm2 0.32/19 2.9*5.2 5.6*7.9
2.5mm2 0.41/19 3.3*6.4 6.4*9.5
120V-240V 40W/M 1.0mm2 0.43/7 2.9*5.2 5.6*7.9
1.5mm2 0.32/19 2.9*5.2 5.6*7.9
2.5mm2 0.41/19 3.3*6.4 6.4*9.5

As a professional constant wattage heating wire/cable manufacturer and supplier in China, Senphus offers a broad range of products, including silicone rubber heating wire, thermocouple compensating and extension wire, snow melting heating cable, and more.

Related Names:
Constant Watt Heating Cable | Silicone Rubber Insulated Heater | Heating Wire | Heating Cable

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