LiftMaster Auxiliary Contact Block Relay (2NO/2NC) | LIF-K27-8004-K emx-raven-remote control This is a LiftMaster® silver

This is a LiftMaster® silver Replacement Cover

The high degree of movement control and impact resistance via an encoder

75-inches on the top of a small mounting plate

| ALL-GH-1500

LiftMaster Auxiliary Contact Block Relay (2NO/2NC) | LIF-K27-8004-K emx-raven-remote control This is a LiftMaster® silverLiftMaster Auxiliary Contact Block Relay (2NO 2NC) LIF K27 8004 K This is an Auxiliary Contact Block Relay (2NO 2NC) Replacement Kit. For use with various LiftMaster Commercial Door Operators. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility. Genuine LiftMaster replacement part. Also known as LiftMaster 27 8004 K LiftMaster 278004K