AQ005 Therm-O-Disc 59T 4090, Surface Mount Thermostat, 90°-150° F. The 59T series of adjustable, automatic reset thermostats is designed to meet the high electrical capacity requirements of electric water heaters.  Its design uses a snap action, temperature sensitive bimetal disc to provide long dependable control life at electric loads up to 30 amps at 250VAC.

  • Manual reset 90° – 150° F
  • 120 VAC
  • Single pole, single throw = 5-15°F ( 3-8°C)
  • Single pole, double throw = 17 – 27°F ( 9-15°C)