The **YB226CWCKG01-12-JS** is a high-quality, illuminated pushbutton switch manufactured by **NKK Switches**. It belongs to the YB2 Series, known for being panel-seal, power-rated, and offering a distinct tactile feel. Below is a detailed breakdown of its electronic and physical specifications. --- ### 1. General Specifications | Feature | Specification | | :--- | :--- | | **Manufacturer** | NKK Switches | | **Series** | YB2 Series (Tamper Resistant/Panel Seal) | | **Circuit Configuration** | DPDT (Double Pole Double Throw) | | **Switch Function** | ON-ON (Maintained/Latching) | | **Illumination** | LED (Integrated) | --- ### 2. Electrical Characteristics This switch is designed for low-to-medium power applications. * **Current/Voltage Rating:** * 0.4VA maximum @ 28V AC/DC maximum. * *Note: This specific model uses gold contacts, making it ideal for logic-level (low power) switching where reliability is critical.* * **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. --- ### 3. Illumination & Aesthetics The part number suffix (`-12-JS`) defines the visual properties: * **Voltage for LED (`12`):** Equipped with a 12V DC resistor-equipped LED. * **Cap Color (`J`):** Clear lens with a white filter (often appears as a bright white or silver-white light). * **Cap Shape (`S`):** Square-shaped cap with a metallic/brushed finish look. * **Bezel:** This "CW" version typically features a silver/metallic bezel that is flush with the panel for a modern aesthetic. --- ### 4. Physical & Mechanical Properties * **Mounting Type:** Panel Mount, Threaded (16mm hole diameter). * **Ingress Protection:** IP65 Rated (Dust-tight and protected against water jets/splashes). * **Mechanical Life:** 1,000,000 operations minimum. * **Electrical Life:** 100,000 operations minimum. * **Terminal Type:** Solder Lug (can also be used with quick-connect sockets). --- ### 5. Part Number Decoder To understand how the electronics are structured, here is the breakdown: | Code | Meaning | | :--- | :--- | | **YB2** | Series Name | | **26** | DPDT Circuit | | **CW** | Panel Seal / Metallic Bezel | | **CK** | Square Shape / Latching (Maintained) Action | | **G** | Gold Contacts (Logic Level) | | **01** | Solder Lug Terminals | | **12** | 12V LED Illumination | | **JS** | Clear/White Cap with Silver Finish | ---