Our products

Our interlock products are customized
to your unique safety needs

SD Keys

The SD Series trapped key safety interlocks feature the traditional keyed brass interlock design. It is comprised of a brass interlock housing and a 303 stainless steel lock bolt. The keys are a 7-pin nickel-silver key and brass tumbler lock cylinder. The SD Series is best suited for indoor applications and moderate industrial environments and temperatures. Click through to see the SD key available.