LHS 21L CLASSIC

  • Small, robust housing
  • Durable heating element
  • Device overheating detection option
  • Complete range of accessories

Industrial Hot Air Devices

Leister hot air tools are used in countless industrial production processes. In fact, there are very few industries that do not benefit from our versatile offerings, regardless if the process only operates with hot air or if it becomes more efficient with hot air. Leister has the right blower for every production line.

Details

Compact, Powerful Air Heater

The LHS 21L CLASSIC was developed for special integration directly in production and machine systems for sterilizing, drying, welding, cleaning, shrinking, shaping, hardening, trimming and activation activities. With its compact housing and easy installation from above, the industrial air heater can be integrated quickly and easy in all types of production lines. With an output of 3.3 kW and a high maximum temperature, the unit is thus a universally applicable powerhouse.

The LHS 21L CLASSIC shines in numerous applications: For example, it is perfect for various drying and heating processes, shrinking and welding packaging sheets and plastic molded parts, as well as sterilizing packaging materials like bottles, corks and containers. At the same time, safe and reliable operation is guaranteed thanks to Leister’s tested and proven quality, as well as the device and heating element overheating detection.

Technical Data

NAME METRIC IMPERIAL
ARTICLE 139.872 139.872
PHASES 1x 1x
VOLTAGE 230 V 230 V
CURRENT 14 A 14 A
POWER 3300 W 3300 W
MAX. AIR OUTLET TEMPERATURE 650 °C 1202 °F
MIN. AIR FLOW ⓘ 260 l/min 9.18 cfm
MAX. AIR INLET TEMPERATURE 65 °C 149 °F
MAX. AMBIENT TEMPERATURE 65 °C 149 °F
OVERHEATING PROTECTION No No
ALARM OUTPUT Normally open contact Normally open contact
MAX. INLET PRESSURE 100 kPa 14.5 psi
NOZZLE CONNECTION Ø 36.5 mm / 1.45 in 36.5 mm / 1.45 in
DISPLAY No No
LENGTH 266.0 mm 10.47 in
WIDTH 67.0 mm 2.63 in
HEIGHT 66.0 mm 2.59 in
WEIGHT 0.65 kg 1.43 lb
CONFORMITY MARK CE CE
SAFETY MARK S+ S+
PROTECTION CLASS II II

Highlights

All-Purpose Hot Air Technology

Low-maintenance heating element
Connections for accessories and external blower
High quality workmanship

Applications

Virtually Unlimited

Downloads

Technical Datasheet
LHS_21L_Classic_139-872_en
LHS-21L_Classic_139-872_en.pdf (189 downloads)

Operating Instructions

LHS 15/21/41/61

LHS-15214161.pdf (96 downloads)

General Catalogue
Pr0cess Heat – US

Process-Heat-US.pdf (1276 downloads)