Key Specifications

Parameter	Specification
Switching difference	12.6 °F ±7 °F tolerance (7 K ±4 K)
Sensor element	thermostatic bimetal
Contact type	snap-action contact
Service life	> 100,000 cycles
Max. switching capacity	NC: 10 A resistive / 2 A inductive @ AC 250 V; NO: 5 A resistive / 2 A inductive @ AC 250 V; 15 A resistive / 2 A inductive @ AC 120 V; DC 30 W (DC 24-72 V)
Max. inrush current	AC 16 A for 10 sec.
Housing	PC
Weight	50 g
Mounting	clip for 35 mm DIN rail
Dimensions	60 x 33 x 43 mm
Operating/Storage temperature	-49 to +176 °F (-45 to +80 °C)
Operating/Storage humidity	max. 90 %RH (non-condensing)
Protection type	IP20

The KTO013 normally‑closed small thermostat is a DIN‑rail mount mechanical temperature controller designed for cabinet heating applications. Adopting a bimetallic thermal sensor and snap‑action contact, it delivers reliable temperature monitoring and automatic heating control inside electrical enclosures.

The compact PC housing and wide adjustable temperature range make it widely matched with cabinet heaters, filter fans and other thermal management components. Factory direct supply and customized temperature ranges are available.