Altech Corporation, founded in 1984, is a United States supplier of components and devices used in industrial control, instrumentation, medical and automation applications. The Altech product line includes miniature circuit breakers, busbars, DC-UPS devices, digital panel meters, DIN rail terminal blocks, printed circuit board terminal blocks, contactors, industrial relays, motor disconnect swi
Adapter - Thread Converter - 1 Inch NPT Male Thread to M20 Female Thread - Suitable for Use in Zones 1, 2, 21, and 22, Ex e and Ex d - Brass.