Fulton Boiler 2-40-001021 Relay 321894-706 making it essential for maintaining

making it essential for maintaining the mechanical integrity of rotating shaft assemblies

ensuring your R-22 HVAC system repair stands up to heavy cycling without drift in the sensing bulb’s pressure response

this high-grade fitting ensures precise atmospheric venting for gas pressure regulators

P19 Left Slant Design: Optimized geometry for the left-side dispensing lane

Most OEM Copeland start capacitors are designed to work with standard starting relays

Fulton Boiler 2-40-001021 Relay 321894-706 making it essential for maintainingThe Fulton Boiler 2 40 001021 Relay is a specialized Low Water Cutoff (LWCO) control engineered to maintain critical safety parameters in legacy Fulton steam and hydronic systems. This 11 pin plugin relay operates on 120VAC at 50 60 Hz and integrates a dedicated test function, allowing technicians to verify circuit interruption without draining the system. Designed as a high reliability safety interlock, the 2 40 001021 utilizes NO NC powered contacts