HFT Air/Process Sensing Thermostat ATEX Zone 1

SKU 104-1 Category Tags , , , ,

Industrial’s AFT thermostats are supplied in weatherproof or explosionproof enclosures to complement our heaters. All thermostats are certified for use in hazardous areas where the atmosphere is classified as a Zone 1 or 2 (IIA, IIB, IIC) gas group. The AFT has an externally adjustable option, enabling quick and accurate variable control for air applications.



  • Certified to ATEX, IECEx or CU TR (EAC) standards
  • Wall mounted
  • 316 stainless steel enclosure
  • Suitable for ambient temperatures from -60°C to +60°C
  • Lightweight cast aluminium enclosure certified weatherproof to IP6X



Certification ATEX / IECEx    II 2G Ex db IIC T6 Gb
CSA (CEC / NEC) Class I, Division 2, Groups A, B, C, D; T6, Type 4X (USA / CAN)
CSA (CEC) Ex db IIC; T6 Gb; IP66 (CAN)
CSA (NEC) Class I, Zone 1, AEx db IIC; T6 Gb; IP66 (USA)
Enclosure Cast 316 stainless steel with 2 × M20 cable entries, external and internal earths and internal neutral link
Controls Choice of control range: 0 to 25°C (CSA only), 0 to 40°C or 0 to 60°C options
Mounting 2 × 6mm dia shrouded mounting holes are provided
Voltage SPDT, 20A on 250VAC in a choice of switching configuration



Product Applications

  • Accumulator System Cabinet
  • Acoustic Enclosure
  • Air Heating for Instrumentation
  • Anti Condensation Heater
  • Anti-Freeze
  • Battery Cabinet Heater
  • Cabinet
  • Chemical Injection Cabinet
  • Compressor Enclosure
  • Compressor Frame Enclosure
  • Condensation Prevention
  • Control / Monitoring Panels
  • Control Housing
  • Diesel Generator Enclosure
  • Electrical Panel
  • Enclosure
  • Fire Equipment Cabinet
  • Frost Protection
  • Gas Seal Panel
  • GRP Enclosure
  • Hazardous Area Process Temperature Measurement
  • Heating Cabinet
  • Instrumentation Cabinet
  • Instrumentation for Compressor Package
  • Junction Boxes
  • Machine Enclosure
  • Motor Cases/Enclosures
  • Motor Enclosure
  • Offshore Cabinet
  • Offshore Panel Heater
  • Outdoor Telecommunications Cabinet
  • Panel for Compressors
  • Panel Heaters
  • Power Distribution Panels
  • Process Temperature Measurement
  • Pump Enclosure Safety Stat
  • Silo Base Enclosure warming
  • Skid Enclosure
  • Switchgear Panel/Cubicles
  • Temperature Measurement
  • Thermowell Assemblies
  • Thermowells
  • Transformer Enclosures
  • Transmitter Enclosures
  • Wardrobe