ICM™ Furnace Control Board, 98 - 132 VAC, 60 Hz, 5 - 95% at 55 deg F Humidity, -40 to 176 deg F Operating, -40 to 185 deg F Storage, 7-5/8 in L x 8-1/2 in W x 3/4 in H

• Controls gas valve, Igniter, blower motor, Inducer, humidifier and air cleaner
• Micro-processor based for precise timings
• Functions with all 24 VAC thermostats
• Designed for 100% gas shut-off in case of ignition failure
• Twinning compatible with another ICM281 board
• Reverse polarity protection
• Secondary brownout voltage protection
• Diagnostic fault codes (blinking LED) for simple troubleshooting

• Specification Sheet https://assets.unilogcorp.com/267/ITEM/DOC/ICM_ICM281_Specification_Sheet.pdf
• Video Link https://www.youtube.com/embed/vV_ajVj9mfI