Gas-actuated temperature switch. No power supply needed for switching of electrical loads. Setting ranges from -30 … +70 °C up to 0 … 600 °C. Robust switch enclosure from aluminium alloy, IP 66, NEMA 4X. 1 or 2 independent set points, SPDT or DPDT, high switching power up to AC 250 V, 20 A Remote mounting with capillary ≤ 10 m