This light activated relay circuit presented here uses the 555 timer IC and a light dependent resistor or LDR to form a light sensitive relay in an intruder alarm system or for switching on a lamp at ...

Lauded by the company as the most revolutionary relay since the invention of the TO-5 in 1961, this compact, DPDT, surface-mount latching device is characterized up to 10 GHz. The RF522 is said to be ...

Home Automation, Inc. (HAI), leading manufacturer of integrated security and home control products since 1985, is now shipping a 15A Relay Switch, Part number 40A00-1 as part of it's award-wining HLC ...

Featuring three contacts per alarm input, the SRM Safety Relay Module from Moore Industries enables alarm contacts to be integrated into safety processes without having to rely on a specialized form ...