The **JR16-R-4MDP3** is a specialized precision connector component typically used in aerospace, industrial automation, and high-reliability electronic systems. It belongs to a series of circular connectors known for their rugged construction and secure locking mechanisms. --- ### 1. Component Specifications Below is a breakdown of the typical technical attributes for this specific part number: | Attribute | Specification | | :--- | :--- | | **Series** | JR Series (High-reliability circular) | | **Shell Size** | 16 | | **Contact Gender** | Male (Pin) / Plug configuration | | **Number of Contacts** | 4 Pins | | **Termination Style** | Solder or Crimp (Model dependent) | | **Mounting Type** | Panel Mount or Cable Mount | | **Current Rating** | Typically 5A to 10A per contact | | **Voltage Rating** | AC 250V / DC 350V (Standard operating) | --- ### 2. Key Features and Materials The JR16 series is designed for environments where standard connectors might fail due to vibration or moisture. * **Shell Material:** Usually constructed from a high-grade aluminum alloy with a nickel or chrome plating for corrosion resistance. * **Insulator:** High-performance synthetic resin with excellent dielectric properties. * **Locking Mechanism:** Threaded coupling that ensures a gas-tight, vibration-proof connection. * **Keying:** Integral keying prevents "mismating" (plugging the wrong cable into the wrong port). --- ### 3. Pinout and Internal Structure The **"4MDP3"** suffix provides specific configuration details: 1. **4:** Indicates a 4-pole configuration. 2. **M:** Male contacts. 3. **DP:** Specific arrangement or specialized insulation insert. 4. **3:** Variation code for plating thickness or mounting thread pitch. --- ### 4. Common Applications * **Industrial Robotics:** Providing power and signal to arm sensors. * **Medical Equipment:** Used in diagnostic machinery where stable signal transmission is critical. * **Aviation:** Internal cabin electronics or communication arrays. * **Testing Equipment:** High-cycle durability for laboratory test benches.