16mm Self-Resetting Push Button Switch | 4-Color LED Illumination | 2-Pin & 4-Pin Models

Engineered for reliability, the 16MM Self Reset Push Button Switch offers a choice of momentary or self-locking operation for precise control. Its 4-color LED lighting provides clear status indication...
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Questions about this product
- What circuits does this 16mm push button work with?
- It's built for 12V to 24V DC control circuits. You pick the 2-pin (R16-503/AD) or 4-pin (R16-503/BD) model to match your wiring. The 4-pin version gives you separate terminals for the switch and the LED.
- What's the difference between the self-reset and self-locking modes?
- Self-reset is momentary, so it springs back the moment you let go. That's good for start/stop and jog buttons. Self-locking stays pressed in until you push it again, which holds a state without any extra latching circuit.
- What size panel hole do I need to mount it?
- It drops into a standard 16mm round cutout, so it fits common panel openings. The body and bezel are polycarbonate or ABS plastic. That makes it an easy swap for an existing 16mm button.
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