the L4-01173-4 is specific to certain series

Cast Iron Construction: Provides superior structural integrity and longevity in closed-loop systems

High Flow Capacity: A 5 Cv rating ensures efficient fluid or gas throughput for 3/4" piping systems

Built to withstand continuous cycling in demanding mechanical environments

reducing time on the job site while restoring reliable combustion air intake and exhaust functionality to residential or commercial gas-fired furnaces

Copeland 943-0132-00 Board Kit 326058-757 the L4-01173-4 is specific toThe Copeland 943 0132 00 Board Kit is a specialized HVAC communication module designed to establish a 1 way data stream between Copeland scroll compressors and external condensing unit controllers. Built for reliability in demanding commercial and residential environments, this One Way Communication Board Kit operates on a 12 24 VDC power supply and is rated for ambient temperatures ranging from 32F to 158F. By integrating this OEM diagnostic module,