MK138 - 12Vdc Thermostat KIT, 5 to +30°C

The MK138 Thermostat SELF-ASSEMBLY electronic kit is a general purpose low-cost thermostat and includes an NTC temperature sensor. Output relay with LED indicator.

Provides a good introduction to electronic kit construction. Soldering required. NTC temperature sensor included.

Also available in PRE-ASSEMBLED Electronic Module format (Order Code VM137)

• use for frost protection
• heating controller
• automotive applications (fan control)
• temperature regulated fan control (on/off)
• air-conditioning controller
• preset temperature alarm ( frost alarm)

Technical Specifications
Supply	Regulated 12Vdc (Order Code PSU446)
Trigger Range	+5°C to +30°C approx. (41°F to 86°F)
Relay Rating	24Vdc/ac 3Aamps max.
Board Dimensions	54 x 62 x 28mm (2.1" x 2.4" x 1.1")
Product Format	SELF-ASSEMBLY electronic kit (KT ) only more
Documentation	User Manual MK138