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  4. LHS 21S SYSTEM
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LHS 21S SYSTEM

The LHS 21S SYSTEM air heater features integrated power electronics, enabling continuously variable air temperature adjustment, which renders external power control (e.g. semiconductor relay) unnecessary. Regulation via a remote control is also an option with an electroplated separate 4 – 20 mA interface as a controller, PLC (Programmable Logic Controller) or external potentiometer. The integrated device and heating element cover offers reliable protection against damage to the air heater from excessively high temperatures.
An additional alarm contact on the LHS 21S SYSTEM ensures high process safety during continuous use. Leister’s SYSTEM air heaters feature an integrated thermocouple for improved precision and an LCD display for target/current temperatures in controlled operation. The LHS 21S SYSTEM is optimized for a range of applications in industrial production lines, including separating and fusing synthetic fibers and fabrics, welding thermoplastics and soldering processes on thin sheet metal parts and many other areas.

Check the documents to see which products are covered by the approvals.

  • Variants
  • Specifications
  • Video
  • Alternative Products
NameWeight per pcs
LHS 21S SYSTEM, 230V/2kW 40280025
0.626
LHS 21S SYSTEM, 230V/1kW 40280040
0.65

Alternative Products

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LHS 21S SYSTEM
Select Variant
News
LEISTER LHS 21S CLASSIC
Select Variant
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LHS 21L CLASSIC, 230V/3.3kW
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LHS 21L PREMIUM, 230V/3.3kW
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LHS 21S PREMIUM, 230V/1kW
Select Variant

Accessories

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MONO 6 SYSTEM 230V / 120W
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Wide slot nozzle (ø 36.5) 150 x 4 mm
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LEISTER ROBUST
Select Variant
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Wide slot nozzle (ø 36.5) 70 x 4 mm
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Wide slot nozzle (ø 36.5) 100 x 4 mm
News
Wide slot nozzle (ø 36.5) 20 x 2 mm
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