The GRAYHILL part 46-101-BLK is a high-quality push button switch designed for a variety of applications. With a single pole, double throw (SPDT) configuration, this switch allows for both normally open (N.O.) and normally closed (N.C.) contacts, providing versatile functionality. Featuring a durable round plunger and a 0.25A, 220VAC rating, this switch is capable of handling a wide range of electrical loads. The momentary contact design ensures reliable and responsive operation with a simple press and release action. It is designed for easy panel mounting and can be soldered directly onto circuit boards, making installation a breeze. Perfect for industrial and commercial applications, the GRAYHILL part 46-101-BLK is a reliable and convenient solution for all your push button switch needs.