LiftMaster 041C0190 Transformer and Wire Harness Kit Gate Safety Edges mix any 4 master and

mix any 4 master and submaster stations

but 3-button switch requires constant pressure on each button

Outdoor Digital Keypad Model 1000KPWRVR With 1000 User Codes & Temporary Code Feature

The system contains a built-in microphone

This replacement expansion board is compatible with LiftMaster SL585UL

LiftMaster 041C0190 Transformer and Wire Harness Kit Gate Safety Edges mix any 4 master andLiftMaster 041C0190 Transformer and Wire Harness Kit This is a replacement Transformer and Wire Harness Kit. For use with various LiftMaster and Chamberlain Belt Drive Garage Door Openers. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility. Genuine LiftMaster replacement part. Also known as: LiftMaster 41C190