OPEN only (all LiftMaster operators) or SAFETY only (LiftMaster operators with type B2 C2 L2 T T1 or TS control wiring) after vehicle passes over treadle.
The weight of the vehicle compresses an electric switch which sends an open signal to the door.
Requires a 2-wire connection to the operator but does not require power to function
Provides total control with one remote for gated communities and commercial properties.
Compatible with the PPWR Receiver for gate access control all 315MHz Security+ LiftMaster and Elite Series Gate Openers and all LiftMaster Garage Door Openers manufactured since January 1995
LiftMaster® IPAC (Internet Protocol Access Control) is the first Internet-enabled outdoor access control system with Voice-over Internet Protocol (VoIP).
By harnessing the power of a high-speed connection IPAC’s innovative technology allows you to work smarter and more efficiently and its contemporary design features a durable enclosure which enhances your property’s image.
Make updates 24/7 through an IP address (no software to install) so you never have to take IPAC offline.
Manage resident info from any browser on your LAN so you do not physically visit the unit.
VOIP technology eliminates long distance fees and will be replacing old analog phone lines.
50000-resident capacity so you’ll never run out of system memory.
TDC41-12 is a #41 Chain Pack Kit for 12 Ft. Trolley Rail Assemblies.
For use with LiftMaster® MAXUM TDC 1200 and 2200 Series Standard-Duty and Industrial-Duty Trolley Commercial Door Operators; installed on 12' commercial doors