proximity to the switch, the switch is open. SPDT = This switch has a common, closed & open side. DPDT = This switch has two SPDT reeds in the same switch housing, each having it's own... common, closed, and open side. Dual Single Pole Single Throw = Two closed loop reeds in one switch housing. Nascom only specifies the most sensitive reeds, which will provide... for it's customer the most Gap distance between the switch and magnet without modification. Biasing a reed to obtain extra gap distance can lead to false alarms and reed failure. Nascom will not bias a reed even upon request. ...

reed switches now on the market. Used in government and high-end commercial installations & safes. An electronic strike version is also available. n1175/sths High Security SWITCH 3/8...Nascom - High Security Switches N707au triple balanced high security SWITCH Introducing Nascoms UL Level 2 N707AU Triple Balanced High Security Magnetic Contact and Lightning... resistant magnetic contact switch. This new technology uses a patented magnet circuit that has never been defeated. The N707AU High Security Switch surpasses all other High Security...

Nascom - Magnasphere MAGNASPHERE technology is an excellent, cost effective alternative in applications where reed and other types of switches are not sufficient, due to either... rigors or the environment of the application. Some of the features of the MAGNASPHERE Switch include: High Closed Contact Integrity which is not influenced by Electromagnetic... Interference (EMI). Impervious to impact and Extremes of Temperature. Anti-Tamper - A stronger magnetic field outside the activation zone will cause a closed switch to open. High-Voltage...