92x28mm Stainless Steel Doorbell Push Button Switch for Touch Panel

Special design, no mechanical failure. Direct wall installation, very easy to use in engineering. 500,000 times the test qualified durability. 92x28mm Stainless Steel Doorbell Push Button Switch for Touch Panel Description: A dedicated access control system for supporting the use of the product. Metal integrated switch made of high-strength zinc alloy die-casting, after high-temperature paint, exquisite beauty, never fade, not rust, not by atmospheric corrosion, width 28MM. Suitable for installation in narrow frame doors Features: Special design, no mechanical failure Direct wall installation, very easy to use in engineering 500,000 times the test qualified durability Multi-contact output, suitable for different types of door lock requirements Advanced access control systems designated ancillary products Working principle: the button is not pressed before the circuit is open, press the button, the normally open contacts are connected, the circuit is also connected, the other is the ope