Edwards Signaling 45 Rolling Ball Contactor, Push to Close 12V: 2A AC/DC; 24V: 2A AC, 1A DC; 48V: 1A AC, 0.5A DC

Engineered for dependable low-voltage access control, the Edwards Signaling 45 rolling ball contactor serves as a compact, easy-to-install door release button for security and monitoring applications. This push-to-close device delivers consistent momentary contacts, making it ideal for door chimes, supervised entry points, and integration with alarm and surveillance systems. The insulated, rugged rolling-ball design operates under pressure from any direction, ensuring reliable activation even in high-traffic or demanding environments. Compatibility is broad: it supports 12V at 2A AC/DC, 24V at 2A AC and 1A DC, and 48V at 1A AC and 0.5A DC, allowing straightforward connection to common low-voltage access control and alarm circuits. Because the unit requires no mortise, installers save time and avoid door modifications—perfect for retrofits or new builds. Use the Edwards Signaling 45 in commercial, institutional, or industrial settings where secure, supervised door release and monitoring are required. Add this dependable door release button to your security toolkit to streamline installations and improve system reliability.

• Reliable low-voltage push-to-close operation that simplifies access control and door release integration
• Rugged, insulated rolling-ball mechanism responds to pressure from any direction for consistent performance in security and monitoring systems
• No-mortise installation saves labor and is ideal for retrofit projects on doors, transoms, windows, and machinery
• Multi-voltage compatibility (12V, 24V, 48V) ensures easy integration with existing alarm, surveillance, and access control circuits
• Momentary contact option suitable for door chimes, entry monitoring, and supervised security applications