White-Rodgers; Universal Hot Surface Ignition Module With Variable Timings. 50E47-843

White-rodgers; universal hot surface ignition module with variable timings.50e47-843 program keys for multiple timing selections, tri-colored led indicator for diagnostics, direct and indirect flame sense compatible, universal design for maximum versatility, replaces 50e47-30, -50, -60, -70, -130, -140, -150, 160, -170, -850, -851