LiftMaster 2420L remote compatibility
3/4 HPs Chain Drive Opener with Built-In Camera, Battery Backup and myQ Connectivity. XEKOV uses the documented receiver generation—not product appearance—to filter compatible remotes and keypads.
- Radio family
- Security+ 3.0
- Learn button
- White learn button
- Current matches
- 5 remotes · 1 keypad
- Checked
- September 16, 2026
What this result means for the 2420L
This exact opener is in the white-button Security+ 3.0 generation. A remote that only says Security+ 2.0 is not enough; the accessory specification must explicitly include Security+ 3.0 / white-button compatibility.
Replacing a lost or broken remote
Choose a current remote below whose specification includes Security+ 3.0. Button count changes convenience, not the required radio match.
Adding keyless entry
1 current keypad option is indexed for this verified generation.
Receiver board replaced?
Trust the current receiver/learn-button identification over the opener’s original model-year assumption. A board swap can change compatibility.
Compatible accessory matrix
Every row below is included because the accessory manufacturer lists this opener’s verified radio family. This lets you compare format and battery without losing sight of the actual compatibility reason.
| Accessory | Format | Battery | Coverage | Why it matches |
|---|---|---|---|---|
| LiftMaster L993M | 3-button remote | CR2032 | multi-generation | Security+ 3.0 |
| LiftMaster L932M | 2-button remote | CR2032 | multi-generation | Security+ 3.0 |
| LiftMaster L991S | 1-button remote | CR2032 | single-generation | Security+ 3.0 |
| LiftMaster L993S | 3-button remote | CR2032 | single-generation | Security+ 3.0 |
| LiftMaster L979S | Keypad | 9V | single-generation | Security+ 3.0 |
| LiftMaster L992U | 2-button remote | CR2032 | multi-brand universal | Security+ 3.0 |
Open the manufacturer source ↗
How to double-check your 2420L
- Read the manufacturer and exact model number from the opener motor unit. Suffixes count.
- Locate the learn button on the opener and confirm that it is white. Do not use the wall-control button color.
- Match the remote or keypad model to a product whose manufacturer lists Security+ 3.0 compatibility.
- Decide whether you need a visor/keychain remote, multiple door buttons, or a keypad; those are feature choices after radio compatibility is established.
- Follow the accessory manufacturer’s programming instructions. Never disable safety sensors to make an opener accept a remote.
Why this page does not list every marketplace remote
Third-party marketplace listings change frequently and often combine many opener generations into one title. XEKOV keeps the indexed compatibility claim narrow: first-party opener facts plus first-party accessory specifications. That means the list may be shorter, but the reason for compatibility is visible and checkable.
Other verified LiftMaster models in the same radio generation
These are separate exact-model records that XEKOV has independently tied to Security+ 3.0. They are useful for comparing documentation, not for assuming that an unlisted nearby model is the same.
- LiftMaster 2220L — 3/4 HPs Chain Drive Opener with Built-In Camera and myQ Connectivity
Common questions
What remote works with the LiftMaster 2420L?
XEKOV verifies this opener as Security+ 3.0 with a white learn button. The compatible accessories listed on this page are filtered to products whose manufacturer specifications include that protocol.
Should I buy a remote only because it looks the same?
No. Remote shells can look similar across different radio generations. Match the opener model, learn-button color or explicitly listed protocol.
What if my 2420L does not match the learn-button information here?
Stop and verify the exact opener label and manufacturer manual before purchasing. Receiver boards can be replaced, and a modified opener may no longer match its original factory configuration.
Can I use a universal remote with the LiftMaster 2420L?
Only when the universal remote manufacturer explicitly lists Security+ 3.0 compatibility. “Universal” is a protocol list, not a promise to work with every opener.