The spring coil heaters can bend as clients requirement by outer diameter, inner diameter and length to fit the have profiled or distributed wattage configuration.

Additional information

Lead Time

5-7 working days

Payment Term

Paypal, TT, Western Union


Carton box, Wooden case

Discover more about Spring Coil Heater

HT Elite spring flat coil heater are designed to the standard with respect to precise fit and profiling to optimize the performance of nozzles and other mating components. They accommodate type “J” or “K” type thermocouple that could be placed internally at the tip or the middle of a heater. They can be made as well to have profiled or distributed wattage configuration.

Coil Heater Coiling Option
Coil Heater Coiling Option


Coil Heater Exit Options
Coil Heater Exit Options


Technical Parameter

Voltage 220V、230V、240V
Power tolerance 115W-200W +/-10%
Power tolerance  201W-2000W +5%-10%
Out jacket length 30mm~280mm
Diameter of the inner sleeve/wrapped diameter 10mm~42mm
Unheating length 45mm
Max power density 9W/cm²
Heating Length tolerance +/-0.05mm
Unheating length tolerance +/-2.5%
Tolerance ID d ≤20mm Without inner sleeve:-0.15mm
With inner sleeve:0.05mm~0.10mm
Tolerance ID d 20mm~30mm Without inner sleeve:-0.20mm
With inner sleeve:0.05mm~0.10mm
Tolerance ID d ≥30mm Without inner sleeve:-0.25mm
With inner sleeve:0.05mm~0.10mm
Tolerance cross section +/-0.15mm +/-0.20mm
Thermocouple K、J、E None
Material 304、321、316
Maximum working temperature 650℃
Die electrical strength 800V 1000V


  • Flexible cold section
  • Higher watt density than a cable heater
  • Sealed transition head for moisture resistant applications available
  • Resistance wire centered for more repeatable heat profile
  • Outside sheath to improve heating efficiency
  • Temperatures up to 1800°F (982°C)
  • Precise temperature control
  • Built-in type J or K Thermocouple
  • Rugged, durable construction
  • Unheated straight section
  • Choice of lead protection
  • Made to customer specifications
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