The 878MAX is an exterior wireless keypad used to open a compatible residential garage door opener from outside the garage. It is not a hardwired wall station and does not replace the opener logic board or safety sensors. For homeowners, it provides PIN-code entry for family members, service access, or temporary access without handing out a remote. For technicians, the important details are the opener's learn button color, radio technology, and whether the operator is a compatible LiftMaster, Chamberlain, or Craftsman unit made from 1993 forward. The keypad is commonly used as a replacement for older MAX style keyless entries when the opener receiver is still functioning. If the opener has no learn button, uses an external commercial receiver, or belongs to a managed access-control system, compatibility should be checked by receiver model instead of keypad appearance.
| Manufacturer | LiftMaster |
|---|---|
| Product Type | Wireless keyless entry keypad |
| Part Number | 878MAX |
| Application | Exterior PIN-code access for compatible residential garage door openers |
| Compatible Operator Type | Select LiftMaster, Chamberlain, and Craftsman garage door openers made from 1993 forward |
| Security Technology | Billion Code 390 MHz, Security+ 390 MHz, Security+ 315 MHz, Security+ 2.0 |
| Learn Button Color | Green, orange/red, purple, and yellow circle |
| Notes | Wireless keypad; programming depends on opener learn button color |
Check the opener's learn button color before programming. If the opener uses an add-on receiver, match the keypad to the receiver, not just the opener head.
Keypad programming is low voltage/user-level work, but any opener that moves unexpectedly, reverses incorrectly, or has missing safety sensors should be inspected by a qualified garage door technician.
The 878MAX is commonly used with green, orange/red, purple, and yellow learn button LiftMaster, Chamberlain, and Craftsman residential garage door openers made from 1993 forward.
The 878MAX is commonly searched with 877MAX and is part of the MAX universal keyless entry family. Always match the exact keypad number and programming instructions for the unit being sold.
The 878MAX can be programmed for multiple compatible openers when each opener uses a supported LiftMaster, Chamberlain, or Craftsman radio format.
Yes, the 878MAX supports Security+ 2.0 yellow learn button systems and is commonly pre-set for yellow learn button programming.
It is primarily a residential garage door keyless entry. For commercial gate receiver applications, verify the receiver model and radio technology before using a keypad.