ASCO”s 8040 ambient temperature, two-way direct-acting gas shutoff valves are designed for OEM applications, including emergency power generators, furnaces & incinerators, burners & boilers, and crop dryers. The valves feature DC construction, 12 & 24 VDC models, and suitability for hot or cold applications from -40 C to 79 C. The enclosures open-frame spade and open frame with 18-inch leads are a good fit for mounting in OEM housings. Watertight Type 4, 4X with 18-inch leads are a good fit for indoor washdown or rugged outdoor locations. Available with 1/8-inch NPT upstream and downstream pipe taps with plugs for convenient seat tightness testing. The valves meet the requirements of UL 429 Electrically Operated Safety Valve and CSA Certified to Automatic Gas Valves ANSI Z21.21 6.5 C/I specifications.