Normally closed magnetic contacts with a short 3/4" switch.
Excellent experience with this vendor
82-4750 - 12V 5.0Ah Rechargable Sealed Lead Acid Battery
ELK Sealed Lead Acid Batteries are excellent for the following applications with regard to size, Amp hour rating, and proper terminal connections: battery backup (for Access Control Systems, Fire Alarm Systems, and Security Alarm Systems), emergency lights, lighte...
82-13880 - Recessed Alarm Switch Brown Stubby Switch And Magnet
21-1840 - 44 Rosin Core Solder - 60/40 - 1 lb. x .031'' - 21 Gauge
The famous Kester "44" rosin core solders contain a high active noncorrosive flux with excellent wetting action, and are specifically designed for electrical/electronic applications
22-18145 - Terminal Block Screwdriver
Precision machined tip provides exact fit for terminal block screws. Tip is extremely strong for demanding applications.
Very fast shipping. Great prices and huge selection of products. I love this place.