This primary limit control features a 155-195F auto limit range

it is specifically rated for UL555S smoke control systems

always verify your regulator’s orifice size and inlet pressure to ensure the 10-18" w

the package contains two 3/4" x 1/2" reducer bushings and a natural-to-LP conversion kit

Rugged Construction: Equipped with solid copper connections and a permanent inlet strainer to protect the internal orifice from debris

Carrier 50DK406356 Header Assembly 322027-701 This primary limit control featuresThe Carrier 50DK406356 Header Assembly is a critical fluid distribution component engineered for high capacity Carrier rooftop units and chiller heat exchangers. Designed to maintain precise refrigerant or water flow across the coil bank, this header assembly ensures balanced pressure drops and optimal thermal transfer. For technicians performing HVAC coil repairs or system overhauls, the 50DK406356 provides the exact mechanical fit required to