Sporlan 953580 Interface Board 320788-704 making it suitable for large

making it suitable for large residential and light commercial 14-inch bypass runs

making it a staple for VAV box re-heat

ensuring that the system remains offline until a technician can diagnose the root cause of the pressure spike

making it a critical component for commercial HVAC control

Contractor-Friendly Design: The Setra 264 series simplifies commissioning with top-access zero and span adjustments and standard mounting footprints

Sporlan 953580 Interface Board 320788-704 making it suitable for largeThe Sporlan 953580 Interface Board, also known as the IB G Control Board, is the advanced technical successor for the discontinued Sporlan 952956. Developed for precision refrigerant flow management, this HVAC interface module converts 0 10VDC or 4 20mA analog input signals into digital step motor pulses to drive electronic expansion valves. As an all in one replacement, the 953580 consolidates the functionality of previous IB 1, IB 2, IB 3, and IB 6