SKU: TH1705
The R16-503 series is a reliable 16mm momentary pushbutton designed for control panels, automation equipment, DIY electronics, and embedded applications. Built with a smooth actuation feel and long service life, it performs consistently even under demanding environmental conditions.
Sold Out!
We will notify you when this item is back in stock. Please enter your email.
The R16-503 series is a reliable 16mm momentary pushbutton designed for control panels, automation equipment, DIY electronics, and embedded applications. Built with a smooth actuation feel and long service life, it performs consistently even under demanding environmental conditions.
Two versions are available:
R16-503BD – includes a 3V LED indicator with 4-pin output (2 switch pins + 2 LED pins)
R16-503B – a non-illuminated model with a simple 2-pin switch configuration
Both variants maintain low contact resistance, strong insulation performance, and are rated for 3A at 250V AC. Their wide operating temperature range (−40°C to +80°C) ensures dependable operation across industrial and outdoor environments.
Technical details for R16-503B/BD 16mm Round Panel Mount Momentary Pushbutton.
| Specification | R16-503BD (With LED) | R16-503B (No LED) |
|---|---|---|
| Illumination | Yes | No |
| Mounting Hole Size | 16 mm | |
| Pin Count | 4 Pins (2 switch + 2 LED) | 2 Pins (switch only) |
| Electrical Rating | 3A / 250V AC | |
| LED Voltage | 3V DC | — |
| Contact Resistance | ≤ 50 mΩ | |
| Insulation Resistance | ≥ 100 MΩ | |
| Mechanical Life | ≥ 50,000 cycles | |
| Electrical Life | ≥ 10,000 cycles | |
| Operating Temperature | −40°C to +80°C | |
Average rating
Based on 0 reviews
No reviews match this filter yet.
