🔐 Secure Your Space, Elevate Your Safety! Includes 10 high-quality contacts for comprehensive security coverage. Professional-grade door contacts for ultimate peace of mind. Built to withstand environmental challenges with Grade 1 specification. 20mm operating gap ensures reliable alarm activation. Seamlessly integrates with major alarm systems like Honeywell and Texecom. 20mm Trigger Gap 5 Terminal Design Grade 1 Security The Electrotec CO03 Burglar Alarm Door Contacts are a professional-grade security solution designed for reliability and compatibility with various alarm systems. With a 20mm trigger gap and a robust 5 terminal magnetic reed switch design, these contacts ensure your premises are well-protected. Packaged in a set of 10, they offer exceptional value and peace of mind for any security setup.