allowing for efficient brazing without warping the internal valve components or compromising the mechanical refrigerant valve functionality

Designed with a 1" sweat connection

Its universal mounting design eliminates the need for carrying multiple manufacturer-specific plates

High-Temperature Versatility: The 100/240 degree range is ideal for high-limit or operating control in hot water and steam systems

Siemens Industrial Controls 3RH1921-1EA20 Contact 320788-704 allowing for efficient brazing withoutThe Siemens 3RH1921 1EA20 is a high performance SIRIUS auxiliary switch block designed for veteran contractors and electrical technicians. This side mount auxiliary contact features a 2NO (Normally Open) configuration, specifically engineered for seamless lateral integration with SIRIUS 3RT1 contactors and 3RH1 control relays. Built to withstand rigourous industrial environments, it supports frames from sizes S0 to S12, providing consistent feedback