ML1H Barksdale Temperature Switch for Hazardous Area’s – ATEX Approved

ML1H – Mechanical Temperature Switch for Hazardous Area’s

Local mount type

Ex Proof LogoATEX Approval


Local mount type single switch
Explosion proof housing
Terminal clip and set point adjustment in °C and °F under tamper protected cover
Protection class: IP65, NEMA 4 / 13
Optional: Disconnection with manual reset, G (RD)-micro switch
Adjustable hysteresis (switch-back difference), S-micro switch
Thermowell in stainless steel and brass 3/4″ NP T male thread
Approvals: Ex ia, UL, CSA

Adjustment ranges

-45 °C…+24 °C to +66 °C…+232 °C


Temperature monitoring in machine and machine tool industry, shipbuilding, power plants, antifreeze, heating
systems, compressor monitoring

  • Temperature Ranges From -45 °C to +232 °C
  • Repeatability +/-1%
  • Contact Ratings 10 Amp @ 250 VAC
  • Connection 1/2″ NPTF Optional 3/4″ NPT
  • Elect Conn 1/2″ NPT
  • Housing Mat’l Aluminium
  • Wetted Parts Brass (Std) St Steel (Optional)
  • Protection IP65, NEMA 4 / 7 / 9
  • Approval , Ex ia, UL, CSA

Product Datasheet – PDF