Lennox furnace control board 21D83m-843 - $85

condition: excellent

make / manufacturer: Lennox

model name / number: 21D83M-843

QR Code Link to This Post

6 month old control board. Working great when removed. Replaced furnace due to overall age. This board crosses to others, see pictures. If mailing is required add $28 for USPS flat rate

$85 OBO

post id: 7912302166

posted: 2026-01-31 17:44

updated: 2026-05-05 16:53

♥ best of ^[?]

reading

writing

saving

searching

refresh the page.

Lennox furnace control board 21D83m-843 - general for sale - by...

6 month old control board. Working great when removed. Replaced furnace due to overall age. This board crosses to others, see pictures. If mailing is required add $28 for USPS flat rate $85 OBO