The OMRON ELECTRONICS part B3FS-4055P is a tactile switch featuring a normally open, single-pole, single-throw design with a projected plunger and gull wing terminals. With a current rating of 0.05A and voltage rating of 24VDC, this Surface Mount Device (SMD) switch offers a tactile feedback force of 2.55N. Perfect for various electronic projects, this switch is packaged in tape and reel format for convenient use.