The TSB Touch Sense Bar provides touch-triggered release of magnetically locked non-fire-rated doors. Touching the bar even through light gloves or clothing triggers an electronic sensor that releases the lock. For indoor use only the TSB installs easily on all types of metal aluminum or wood frame doors. Meets no special tools or knowledge criteria in code requirements. Can be field cut to accommodate non-standard openings up to 48. Activates a DPST 2A rated relay when touched no mechanical movement...