The KSD.301-135/103PAB is a thermostat switch from Xucheng with through-hole RoHS compliance. It features a maximum operating temperature of 250°C, an operating current of 30VAC and 0.5A per contact, and a maximum current of 2A. The switch has a maximum contact resistance of 50 milliohms, a dielectric strength of 1,000VAC, and a mechanical lifetime of 100,000 cycles. The package size is 7.5mm x 5.5mm with a mounting hole size of 3mm. The mounting type is solderable.