8550 · LiftMaster

For 8550 · LiftMaster, opener brand is LiftMaster; opener model is 8550; protocol or era is Security+ 2.0 YELLOW (2012-current); visor remote is 891LM; mini or keychain remote is 890MAX, recorded from its source on 2026-08-31; source re-checked 2026-09-16.

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

8550 | <https://dooropenersandmore.com/product/liftmaster-891lm-single-button-visor-remote-myq-compatible-yellow-learn-button/> 891LM | <https://dooropenersandmore.com/product/liftmaster-370lm-compatible-315-mhz-security-3-button-garage-door-opener-key-chain-remote/> 890MAX | <https://dooropenersandmore.com/product/liftmaster-877max-wireless-keyapd-myq-371lm-971lm-81lm-compatible/> 877MAX | Security+ 2.0 YELLOW (2012-current)

— dooropenersandmore.com, retrieved 2026-08-31

Where each value comes from

The value above is stated away from the sentence quoted with the answer, so the passage that states it is shown here too.

— all from dooropenersandmore.com, retrieved 2026-08-31

Source

• dooropenersandmore.comhttps://dooropenersandmore.com/compatibility-charts/liftmaster-compatibility-chart/

Last verified against source: 2026-09-16. Due for re-check by 2027-08-31. This page as Markdown · OKF bundle · full dataset as JSON.