The HTB1A series terminal boxes are engineered for reliable performance in harsh and corrosive hazardous environments. Manufactured from copper-free aluminium alloy with minimal copper content, they offer exceptional resistance to seawater corrosion and extreme temperatures. Designed to accommodate both Ex e and Ex i terminals, each enclosure is built with durability in mind, featuring AISI 316L stainless steel fixings and a silicone gasket to ensure long-term protection and integrity in demanding applications.