LiftMaster 71-MLSBC Door Entry Field Kit, Single Button Control for Medium Duty Logic

Streamline commercial perimeter access with the LiftMaster 71-MLSBC Door Entry Field Kit, a medium-duty door entry kit that adds dependable single-button open/close control to medium-duty logic gate operators. This field-installable wiring modification provides an additional input that functions as a Close command when the operator is stopped at the open limit and as an Open command at all other times, reducing accidental activations and improving operational predictability. Built to integrate with external radio receivers and access control systems, the kit requires a wall control with a stop button for safe, compliant operation. The 71-MLSBC (Manufacturer Part No. 71-MLSBC) is intended for commercial/industrial use only and is not for residential applications; components are US-made and come in black, blue and white. Ideal for parking facilities, gated commercial entrances and monitored sites, this LiftMaster door entry kit improves security, surveillance and monitoring by simplifying operator commands and system integration. Add reliable single-button control to your gate operator — order the LiftMaster 71-MLSBC kit today to enhance access control and reduce maintenance complexity.

• Adds single-button open/close control to medium-duty logic gate operators, simplifying user operation and reducing training time
• Integrates with external radio receivers for reliable access control and enhanced security monitoring
• Auto-senses position: functions as Close when at the open limit and Open at all other times to prevent accidental moves
• Designed for commercial/industrial applications (NOT FOR RESIDENTIAL USE) and requires a wall control with a stop button for safe operation
• US-made LiftMaster accessory (Mfr. Part No. 71-MLSBC) for fast identification, ordering and maintenance