The Alarm Controls KA Series Flat Key Switches are reliable key-operated switches designed for access control, security, door activation, and other electrical switching applications. Available in single- or double-bitted configurations, these flat key switches offer dependable ON/OFF or momentary operation with removable keys in designated positions.
Each switch is supplied with two keys and is available in keyed-different or keyed-alike configurations for flexible installation requirements.
Features
- Single or double-bitted flat key switch designs
- Supplied with two keys
- Key removable in ON, OFF, or designated position depending on model
- Available in ON/OFF and momentary configurations
- Keyed-different or keyed-alike options
- Screw terminals on most models
- KA-111 and KA-111A include 8" color-coded wire leads
Models & Options
| Model | Description |
|---|---|
| KA-109 | Single-bitted flat key, ON/OFF switch; key removable in ON or OFF position; keyed different |
| KA-109A | Same as KA-109, keyed alike |
| KA-110 | Single-bitted flat key, momentary switch; key removable in OFF position; keyed different |
| KA-110A | Same as KA-110, keyed alike |
| KA-111 | Double-bitted flat key, SPDT switch; key removable in ON or OFF position; keyed different; 8" color-coded wire leads |
| KA-111A | Same as KA-111, keyed alike |
| EL101 | Replacement key for KA-109A and KA-110A |
| 2405 | Replacement key for KA-111A |
Electrical Specifications
- Contact Rating: 2A at 46 VDC or 2.5A at 120 VAC
- Connections: Screw terminals
- KA-111 / KA-111A: 8" color-coded wire leads
The Alarm Controls KA Series provides a versatile and dependable solution for key-operated switching applications. With multiple configurations, key-removal options, and keyed-alike availability, these switches can be matched to a wide range of commercial access control and security installations.