The OMRON ELECTRONICS part B3F-3155 is a tactile switch designed for use in electronic projects. This Normally Open (N.O.), Single-Pole, Single-Throw (SPST) switch features a projected plunger and PC pins for easy installation onto circuit boards. It has a maximum rating of 0.05A at 24VDC and a contact force of 2.55N to ensure reliable performance. This switch is designed for through-hole mounting and is conveniently packaged in a bag for easy storage and handling.