Alarm Controls KA-110 Momentary Key Switch, Normally Open

Provide reliable, professional-grade control for your security and access needs with the Alarm Controls by ASSA ABLOY KA-110 momentary key switch. Built for integrators and facility managers, this keyswitch offers straightforward, momentary on/off operation ideal for door releases, alarm silencing and supervisory control in surveillance and monitoring environments. The KA-110 supports a contact rating of 2 amps at 46 volts DC and 2.5 amps at 120 volts AC, delivering durable performance across low-voltage alarm panels and AC control circuits. Its single-bitted flat key design allows the key to be removed in either the on or off position, giving you flexible security policies and tamper-resistant convenience. Supplied with two uniquely keyed keys, the unit is ready for immediate installation and secure operation. Compact, US-made construction ensures consistent quality and compatibility with a wide range of access control and physical security systems. Ideal for security integrators, property managers and commercial installations, the KA-110 simplifies control while maintaining robust reliability. Add the KA-110 to your next access control or surveillance project — order now or contact us for volume pricing and system compatibility support.

• Momentary keyswitch delivers simple, dependable control for alarms, door releases and access points
• Durable contact ratings (2A @ 46V DC, 2.5A @ 120V AC) ensure reliable switching in security and monitoring systems
• Single‑bitted flat key with removable-key capability in either position for flexible access policies and tamper resistance
• Supplied with two uniquely keyed keys for immediate, secure deployment and easy onsite replacement
• Compact, US-made design integrates easily with alarm panels, access control and surveillance installations