| Brand | White-Rodgers |
| Compatible Brand | LENNOX |
| Type | Control Board |
| MPN | 21D83M-843, 83M00 |
Includes Diagnostic Indicator Flash Codes, 3 Fan Speeds, Remote Flame Sense, White-Rodgers 21D83M-843 Control Board for Lennox 83M00. Made in United States. Manufactured by White Rodgers.