Alarm Controls KA-109A KA Series Single Bitted Flat Key, ON/OFF Key Switch, Key Removable in ON/OFF Position, Keyed Alike

Take direct control of alarm panels, surveillance equipment and access points with the Alarm Controls by ASSA ABLOY KA-109A flat key switch. This compact key switch delivers dependable ON/OFF access control for security, monitoring and low-voltage applications, letting technicians and security staff quickly secure or enable circuits without complex programming. The KA-109A comes supplied with two bitted flat keys and supports keyed-alike configurations for consistent access across multiple locations. Its key is removable in either the ON or OFF position, preventing accidental re-enablement or unauthorized removal and simplifying operational procedures. Engineered for alarm and terminal connections, the switch is rated 2A at 46V DC or 2.5A at 120V AC, providing reliable switching for common control and surveillance circuits. Finished in durable silver and manufactured in the US, it integrates cleanly into control panels, racks and enclosure doors. Ideal for installers and facility managers who need straightforward, secure physical access control for alarm, surveillance and monitoring systems. Add the KA-109A to your next access control or alarm panel project — order today to standardize and secure your installations.

• Secure, tamper-resistant ON/OFF control for alarm and access systems, simplifying site management
• Key removable in either ON or OFF position for predictable, user-friendly operation and reduced lockouts
• Supplied with two bitted flat keys and available keyed-alike to streamline multi-point access control
• Rugged silver finish and US-made construction for durable performance in low-voltage security installations
• Reliable electrical performance: rated 2A at 46V DC or 2.5A at 120V AC to handle common alarm and monitoring circuits