Norcold 633292 RV Refrigerator Optical PCB Control Circuit Board Kit Why pay a fortune to find the old main board or optical control when you can simply purchase an entire retrofit kit and upgrade all your refrigerator electronics to the new style boards. OEM kit contains everything needed including detailed installation instructions. Included: • Optical Board • Power board w/adapter plate • Lamp/thermister wire • Service kit literature Works with the following models: • N621/N6213/N621F/N621SS • N622 WINNEBAGO • N623 • N624 • N820 • N821/N821xx • N822/N822F • N823 • N824 Model & serial number breaks: N621/N821/N822 For serial # 9126824 & below use 633292 (was 619350) For serial # 9126825 & above use 628974 N623/N823 For serial # 8970880 & below use 633292 (was 619350) For serial # 8970881 & above use 628974 |