Comus-CA251-SMD-DPCO-2-Key-Arm-Disarm-Switch-Proximity-Sensor-0-5A-180-Comus-CA251-This-surface-mounting-arm-disarm-switch-uses-two-unique-keys-for-actuation-Features-reed-based-magnetic-interference-protection-Suitable-for-applications-such-as-alarm-systems-appliance-switching-product-automation-safety-door-guards-etc-Comus-CA251-SMD-0-5A-180-Key-Switch-Proximity-Sensor