KSD301 32°F / 0°C N.C. Temperature Switch Thermostat – 10A 1pc

Need a reliable temperature switch for a project or repair?

This KSD301 is a normally closed thermostat that trips at exactly 32°F or 0°C.

It’s rated for 10 amps, so it can handle a decent load.

These are great for heating mats, incubators, defrost systems, or any DIY electronics that need temp control.

It’s a simple two-wire setup—easy to integrate.

Even though it's unbranded, it's a standard industrial part that does exactly what it says.

If your current one failed or you're building from scratch, this little guy will keep things from freezing up or overheating.