Leister Technologies India Private Limited

• Simple fixture options
• Heating element tube with protective tube
• Suitable for recycling air

• Easy to integrate into existing air systems
• Suitable for recycling air
• Simple and safe fixture options
• No integrated power electronics

• Easily integrated, even in confined spaces
• Easy to connect to the power supply
• Compatible with various nozzles
• Hot air up to max. 650°C
• Available in different performance classes

·         The LHS 410 SF (SF stands for Single Flange) is a compact air heater from Leister with only one flange. It offers an even higher air volume than the LHS 210 SF. Thanks to its small design, it can be easily integrated into various industrial processes with limited space. Connecting the power supply is also very easy due to the well thought-out design. The housing connection on the LHS 410 SF is located outside the air flow. There are two advantages to this: There's hardly any loss in pressure and the air can flow through the air heater unhindered. The single-flange air heaters have a flange on the inlet side and a tube on the outlet side, which are suited various nozzles from Leister. This opens up countless industrial application possibilities. For example, a screen reflector nozzle can be used for various shrinking applications within the packaging industry. The air flow can be expanded or distributed over a large area with a wide-slot nozzle. The LHS 410 SF is mainly used in the packaging and plastics industry where larger air volume is required in the respective industrial process. All those who have previously used similar air heater models such as. For example, if you use the LE 3300 from Leister and need a compact and efficient air heater with a high air volume, the LHS 410 SF and matching nozzles from Leister are the recommended choice. The single-phase LHS 410 SF air heater with high air volume is available from Leister in 230V with an output of 2000W, 3600W and 4400W, as well as 400V with an output of 4400W and 5500W. 

• Easy to integrate mounted from above
• Overheat protection with alarm
• Output for the heating element
• Tool overheat protection with alarm output
• Infinitely adjustable heating
• Capacity via potentiometer
• Remote control via analogue
• Interface (4 – 20 mA or 0 – 10 V)
• Various open-loop and closed-loop
• Control modes available for selection
• LED display target/actual value display

• Easy to integrate mounted from above
• Overheat protection with alarm
• Output for the heating element
• Tool overheat protection with alarm output
• Infinitely adjustable heating
• Capacity via potentiometer

• Easy to integrate mounted from above
• Overheat detection with alarm
• Output for the heating element
• Tool overheat detection with alarm output

The Leister LHS 61L Classic is a high-performance industrial hot air heater designed for foam lamination, bonding, and thermal processing applications. Known for its powerful airflow and reliable heating, this model ensures uniform heat distribution, making it ideal for continuous production lines and custom foam processing setups.

• High Air Output: Supports high-speed foam lamination processes with consistent heat flow.

• Rugged Design: Built for 24/7 operation in industrial environments.

• Compact & Modular: Easily integrates into new or existing lamination systems.

• Precise Heat Control: Adjustable power for consistent lamination quality.

• Long Service Life: Durable Leister heating element ensures low maintenance.

• Model: LHS 61L Classic

• Power Output: Up to 16 kW (depending on configuration)

• Air Inlet: External blower compatible

• Temperature Range: Up to 900°C

• Applications: Foam lamination, textile bonding, adhesive activation, packaging

• PU / PE Foam lamination

• EVA sheet bonding

• Automotive interior insulation

• Thermal lamination lines

• Suitable for processes with little space
• Easily connected to power supply
• Compatible with various nozzles

• Air heater for industrial processes up to 650°C
• Available in various performance classes

·         The LHS 210 SF (SF stands for Single Flange) is a small air heater from the Leister with a flange on one side. Due to its particularly compact design, it can be easily integrated into industrial plants with limited space. Connecting the power supply is also very easy thanks to the well thought-out design. The connection housing on the LHS 210 SF is located outside the air flow, which allows the air to flow through the air heater unhindered and with very little loss in pressure.  The single-flange design allows this air heater to be used in conjunction with various nozzles from the extensive range of Leister accessories. This results in countless application possibilities in various industrial processesthe packaging industry with a screen reflector. The LHS 210 SF is mainly used in the packaging and plastics industry. All those who have previously used similar air heater models such as the LE 3000 from Leister and need a small, yet efficient air heater, are well advised with the LHS 210 SF and the matching nozzles from Leister. The single-phase LHS 210 SF air heater is available in 120V with an output of 2000W and in 230V with an output of 2000W and 3300W.

Technical Specification:

• Easy to integrate mounted from above
• Overheat protection with alarm
• Output for the heating element
• Tool overheat protection with alarm output
• Infinitely adjustable heating
• Capacity via potentiometer

• Suitable for very tight spaces
• Easily connected to power supply
• Easy to install in piping systems
• Supplies hot air up to 650°C
• Hot air recycling saves energy and money

·         The LHS 210 DF-R air heater (DF stands for Double Flange, the R stands for Recirculation) is the smallest double flange air heater in the Leister range that's able to recycle hot air. Due to its particularly compact design, it can be easily integrated into industrial plants with limited space. Connecting the power supply is also very easy due to its sophisticated design. The LHS 210 DF-R is equipped with an extension of the housing connection. The ceramic inside the extension ensures that the electrical connection of the air heater is sealed off and protected from high temperatures or hot air flowing back. The housing connection on the LHS 210 DF-R is located outside the air flow, allowing the air to flow through the air heater unhindered and with hardly any loss in pressure. In addition, the housing connection is protected against overheating, making it possible to work with air inlet temperatures up to 350°C. Flanges at the inlet and outlet of the tubular air heater make it possible to install the tubular air heater in piping systems. The double flange air heater is used in various industrial processes and applications. For example in the automotive, food and packaging industries, just to name a few. In the metal and plastics industry, the LHS 210 DF-R is often used in applications where hot air recirculation is required. Leister's LHS 210 DF-R is recommended for those in need of a small and efficient double-flange air heater or double-flange tubular air heater for their industrial processes. In addition, using the LHS 210 DF-R saves on energy costs thanks to its ability to recycle hot air. Leister's single-phase LHS 210 DF-R air heater is available in 120V with an output of 2000W and in 230V with an output of 2000W and 3300W.

 Technical Specification: 

The LHS 21 heat sealing system is specially designed for precision Lami Tube sealing applications in high-speed production lines. Lami Tubes (laminated tubes) are commonly used in cosmetic, pharmaceutical, food, and personal care industries for packaging creams, ointments, and gels.

The heat sealing process with LHS 21 ensures uniform sealing strength, airtight closure, and excellent cosmetic finish, critical for product integrity and shelf appeal.

• In-built thermo-switch for device protection
• Heating element protection
• Energy efficiency

• Integrated temperature probe
• Thermo switch for device protection
• Heating element protection
• Analogue output (passive) 4 – 20 mA

• Easy to integrate mounted from above
• Overheat detection with alarm output
• Tool overheat detection with alarm output

• Easy to integrate mounted from above
• Overheat detection with alarm output
• The heating element
• Tool overheat detection with alarm output

• Easy to integrate into existing air systems
• Suitable for recycling air
• Simple and safe fixture options
• No integrated power electronics

• Easy to integrate into existing air systems
• Suitable for recycling air
• Simple and safe fixture options
• No integrated power electronics

• Compact air heater
• Suitable for precise process heat applications
• Available with 400 W or 800 W heating output
• Integrated thermal switch for device protection

• Compact design

  Narrow heating tube

  Cable length of 3 m (9.84 ft.)

  600/750°C or 1112/1382°F maximum temperature depending on design

  200 kPa maximum supply air pressureLE MINI is a very small air heater with a heating tube diameter of 15 mm (0.6 in.). The air heater is operated with compressed air up to 200 kPa (2 bar) and is well-suited for demanding work that requires ultimate precision. Suitable accessories are also available for this compact electric air heater: Flange connection, nozzle adapter, and suitable round, tubular and overlap nozzles or a sieve reflector. The LE MINI can be easily adapted to the respective requirements in the operation.

• Technical Specification: 

• PHASES	1x
  VOLTAGE	120 - 230 V
  POWER	400 - 800 W
  MAX. AIR OUTLET TEMPERATURE	600 - 750 °C
  MIN. AIR FLOW	25 - 30 l/min
  MAX. AIR INLET TEMPERATURE	60 °C
  MAX. AMBIENT TEMPERATURE	60 °C
  OVERHEATING PROTECTION	No
  NOZZLE CONNECTION Ø	21.3 mm / 0.85 in
  DISPLAY	No
  LENGTH	253.0 - 308.0 mm
  DEVICE DIAMETER	25 mm
  WEIGHT	0.12 - 0.15 kg
  CONFORMITY MARK	CE
  SAFETY MARK	S+
  PROTECTION CLASS	II
  CONFORMITY MARK	CE
  PROTECTION CLASS	I
  PLUG	EU, 2 poles, 16A; without plug; KR, 2 poles, 16A
  POWER CABLE LENGTH	3.0 m
  CONFORMITY MARK	CE; KC
  SAFETY MARK	S+; Ru
  PROTECTION CLASS	II

  Application: Drying process, Foil shrinking, Plastic forming

• Location: New Delhi, Ahmedabad, Bengaluru, Chennai, Secunderabad, Kolkata, Bhopal, Mumbai, Pune 

• Easy to integrate into
• Existing air systems
• Suitable for recycling air
• Simple and safe fixture options
• No integrated power electronics

• Easy to integrate mounted from above
• Overheat protection with alarm
• Output for the heating element
• Tool overheat protection with alarm output
• Infinitely adjustable heating
• Capacity via potentiometer
• Remote control via analogue
• Interface (4 – 20 mA or 0 – 10 V)
• LED display target/actual value display

·         The LHS 41L SYSTEM air heater provides integrated power electronics for continuously variable adjustment of outgoing air temperature. In addition, there is also a remote power control option via an electroplated separate 4 – 20 mA or 0 - 10 V interface for external controllers, existing PLC systems or potentiometer. The integrated and patented heating element protection prevents the hot air device from overheating during operation. An additional alarm contact on the LHS 41L SYSTEM ensures a highly-safe process in normal or controlled operation. The integrated thermocouple in the heating team and the LCD display for nominal and current temperatures in °C or °F enable precise control and ongoing operation without power losses. All Leister air heaters are suitable for continuous operation thanks to their high quality and the associated external blower. Manufactured in Switzerland and with many years experience in Process Heat Technologies, Leister provides outstanding solutions for specialist applications and requirements.

• Easy to integrate mounted from above
• Overheat detection with alarm
• Output for the heating element
• Tool overheat detection with alarm output

• Easy to integrate mounted from above
• Overheat protection with alarm
• Output for the heating element
• Tool overheat protection with alarm output
• Infinitely adjustable heating
• Capacity via potentiometer
• Remote control via analogue
• interface (4 – 20 mA or 0 – 10 V)
• LED display target/actual value display

• Suitable for very tight spaces
• Easy to connect to the power supply
• Double flange for piping installations
• Reaches up to 650°C for various industrial processes
• Its ceramic housing connection increases safety

·         The LHS 210 DF (DF stands for Double Flange) air heater is Leister's smallest double flange air heater. Due to its particularly compact design, it can be easily integrated into industrial plants with limited space. The connection to the power supply is also very easy with this air heater due to its sophisticated design.

·         The housing connection on the LHS 210 DF is located outside the air flow. This has two advantages: The air flows through the air heater unhindered with hardly any loss in pressure. Due to the double flange design, it's possible to install the air heater in piping systems. This double flange air heater is used in various industrial processes and applications. For example, in the automotive, food and packaging industries, just to name a few. In the metal and plastics industry, the LHS 210 DF is often used in furnaces for so-called "heat curing processes." Anyone looking for a small, easy-to-integrate and very efficient air heater for their industrial process is well advised to choose the LHS 210 DF from Leister. The single-phase LHS 210 DF air heater is available in 120V with an output of 2000W and 230V with an output of 2000W and 3300W.
Technical Specification: 

• Easy to integrate mounted from above
• Overheat protection with alarm
• Output for the heating element
• Tool overheat protection with alarm output
• Infinitely adjustable heating
• Capacity via potentiometer
• Remote control via analogue
• Interface (4 – 20 mA or 0 – 10 V)
• LED display target/actual value display

• Easy to integrate mounted from above
• Overheat protection with alarm
• Output for the heating element
• Tool overheat protection with alarm output
• Infinitely adjustable heating
• Capacity via potentiometer

• Overheat protection with alarm
• Output for the heating element
• Tool overheat protection with alarm output

• Easy to integrate mounted from above
• Overheat protection with alarm
• Output for the heating element
• Tool overheat protection with alarm output
• Infinitely adjustable heating
• Capacity via potentiometer