Door release button Atlo ATLO-PP-4 — wired push-to-open control

Atlo ATLO-PP-4 is a wired push-to-open door release button intended for controlling electric locks and access systems. The compact mechanical control provides a single-step push action to complete a door release circuit and is compatible with intercoms, access control panels and electric strike locks where a dedicated manual release switch is required. The unit is designed for fixed wiring and installation at residential or commercial entrances to provide a simple, reliable interface between users and electric locking devices.

Advantages

The Atlo ATLO-PP-4 offers a compact form factor and straightforward mechanical operation without electronic programming. Its wired design ensures a direct electrical connection to existing access control or intercom systems, reducing latency and potential wireless interference. The push-to-open mechanism is intuitive and durable for frequent use, and the control’s construction is suitable for standard mounting in doorframe or wall panels. Installation and wiring follow common low-voltage door release practices.

Suitable for

• Residential entrance doors with electric strikes or magnetic locks
• Apartment intercom systems that require an external release button
• Small and medium commercial entrances with access control panels
• Service doors, reception desks and security stations needing manual release

Key specifications

• Operation: mechanical push-to-open switch
• Connection type: wired low-voltage terminals for door release circuits
• Compatibility: electric strike locks, magnetic locks and access control/intercom outputs
• Mounting: flush or surface panel mounting in standard doorframe or wall locations
• Intended environment: indoor use at residential or commercial entrances

How to use

Mount the Atlo ATLO-PP-4 at a convenient height near the entrance and connect the low-voltage wires to the door release output of the intercom or access control panel according to the panel’s wiring diagram. When installed, pressing the button completes the door release circuit and triggers the connected electric lock to unlock for the configured time set on the access control or intercom device. Ensure power to the access system is switched off during wiring and use appropriate insulation and strain relief for secure connections.

Usage recommendations

For reliable operation, use the ATLO-PP-4 with compatible low-voltage door release outputs and within the electrical ratings of the connected lock. Regularly inspect wiring and the mechanical operation of the push button in environments with frequent use. Avoid exposing the unit to direct outdoor weather unless installed in a weatherproof enclosure.