White Rodgers 21V51D-751 Control Board kit 326058-758 Mechanical Safety: Provides 100% shut-off

Mechanical Safety: Provides 100% shut-off of both pilot and main burner gas in the event of pilot outage

What is the primary function of an outdoor thermostat kit

maintaining identical mounting and electrical specifications

Reliable Actuation: The high-impact black handle provides positive tactile feedback and prevents accidental dispensing

Can I use a universal ignitor instead of the S1-37331175000

White Rodgers 21V51D-751 Control Board kit 326058-758 Mechanical Safety: Provides 100% shut-offThe White Rodgers 21V51D 751 Control Board kit is a professional grade direct replacement for Carrier and ICP furnace systems. This 2 stage HSI control board kit is engineered to support complex heating profiles, managing both low and high heat stages for precise climate control. Compatible with PSC, variable speed, and ECMx blower motors, the 21V51D 751 provides ultimate versatility for technicians managing diverse equipment lineups. It features a