FAQs How do I fit a Thermostat Sensor on an Alke Heater? A Thermostat Sensor is a vital part of your Alke Heater. It allows you to manually control the temperature of your heater by hand. We’ve created a handy instructional guide and a demonstration video to show how exactly how you fit a thermostat sensor on an Alke Global 5, Global 10 and AP2 brooder. Read the instructional guide Watch the video below! < All FAQs