Stego thermostat, 20°C to +80°C, N/C, 10 A, 250 VAC, DIN mnt


  • Description
  • Specifications
  • Other parts
  • Documents


The mechanical thermostats KTO 011 (contact breaker) and KTS 011 (contact maker) are two state regulators used to control heaters, coolers, filter fans or signal devices. KTO 011 Thermostat (NC); contact breaker for regulating heaters. The contact opens when temperature is rising.

  • Large setting range
  • Small size
  • Simple to mount
  • High switching performance



Setting range: +20 to +80 °C

Switch temperature difference: 7 K (±4 K tolerance)

Sensor element: Thermostatic bimetal

Contact type: Snap-action contact

Service life: > 100,000 cycles

Max. operating voltage: AC 250 V (VDE), AC 120 V (UL)

Max. inrush current: AC 16 A for 10 sec.

Connection: 2-pole terminal, clamping torque 0.5 Nm max.: rigid wire 2.5 mm² (AWG 14), stranded wire1 1.5 mm² (AWG 16)

Mounting: Clip for 35 mm DIN rail, EN 60715)

Casing: Plastic according to UL94 V-0, light grey)

Dimensions: 60 x 33 x 43 mm)

Weight approx.: 40 g)

Fitting position: Variable)

Operating/Storage temperature: -45 to +80 °C )

Operating/Storage humidity max.: 90 % RH (non-condensing) )

Protection type: IP20

KTS 011 Maker breaker available here.

Other parts


rubicon group