The **YB216CWCPG01-24-CB** is a specific part number for a high-quality illuminated pushbutton switch manufactured by **NKK Switches**. This component is part of the YB Series, known for being panel-sealed and having a tactile feel. Below is a breakdown of the electronic and physical specifications based on the part number nomenclature. --- ### 1. Part Number Breakdown | Segment | Code | Description | | :--- | :--- | :--- | | **Series** | YB | Standard size, illuminated pushbutton series | | **Circuit** | 216 | DPDT (Double Pole, Double Throw), On-On (Maintained) | | **Seal** | CW | Panel Sealed (IP65 rated) | | **Terminals** | CP | PC (Printed Circuit) Terminals | | **Contact Material** | G | Gold Contacts (suitable for low-level logic) | | **Illumination** | 01 | No Resistor (External resistor required for specific voltages) | | **LED Voltage** | 24 | 24V DC LED circuit | | **LED Color** | C | Red LED | | **Cap Color** | B | White Cap | --- ### 2. Electronic Specifications The "G" in the part number signifies gold-plated contacts, which are critical for low-energy applications where signal integrity is paramount. * **Contact Rating (Resistive):** 0.4VA maximum @ 28V AC/DC. * **Contact Resistance:** 50 milliohms maximum. * **Insulation Resistance:** 200 megohms minimum @ 500V DC. * **Dielectric Strength:** * 1,000V AC minimum between contacts for 1 minute. * 1,500V AC minimum between contacts and case for 1 minute. * **Mechanical Life:** 1,000,000 operations minimum. * **Electrical Life:** 100,000 operations minimum. --- ### 3. LED Characteristics Since this model is illuminated, the internal LED requires specific handling: * **LED Type:** Red (C). * **Input Voltage:** 24V DC. * **Circuitry:** This specific model usually includes a built-in resistor for the specified 24V rating, allowing for direct connection to a 24V power source without an external current-limiting resistor. --- ### 4. Physical & Environmental Features * **Sealing:** Meets **IP65** standards of IEC60529, making it dust-tight and protected against water jets. * **Operating Temperature:** $-25^\circ\text{C}$ to $+50^\circ\text{C}$ ($-13^\circ\text{F}$ to $+122^\circ\text{F}$). * **Actuation Force:** 3.92 Newtons. * **Mounting:** Designed for 16mm diameter panel cutouts.