PJ-009BH

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Barrel - Power Connectors are an important and versatile class of cables used for power, signal or signal-mixed applications. PJ-009BH is a type of Barrel - Power Connectors and it is increasingly popular due to its diversity in applications and ability to provide power in a wide range of environments. This article will discuss the application field and working principle of the PJ-009BH connector.

The PJ-009BH connector is a 3.5mm, 2-pole connector with a 4.2mm diameter center contact. The insulation resin is made from polyethylene for maximum protection and waterproofing. This makes the connector very suitable for applications requiring an IP67 or IP68 protection rating. It can be used for temperature sensing, signal connections, and for power and industrial applications.

The PJ-009BH connector is suitable for power applications up to 10A and 3V DC, and signal/mixed applications up to 1A and 3V DC. Its gold-plated contacts provide reliable connection and excellent conductivity in low-current applications. The anti-vibration design ensures that the connectors remain secure and that the contact is maintained in all conditions.

The internal structure of the barrel PJ-009BH connector consists of two parts: the main body and the junction body. The junction body contains a connector contact and a wire terminal. A spring contact, which is connected to the wire terminal, pushes the appropriate contact into the main body to make the electrical connection. The junction body also has O-rings and anti-twist pins, which secure the contact in place and prevent it from slipping out of the main body.

The main body itself is made up of a plastic jacket, contact and terminal holes drilled in it, external metal shell and a sealing element. The plastic jacket is the main structural part of the connector, which provides protection from electro-mechanical interference, while the external metal shell shields the contact from unwanted external electrical and mechanical influences. The sealing element insulates the contact from water, dust, and other foreign material.

The barrel PJ-009BH connector is ideal for applications such as automotive, electronic appliances, telecommunication, consumer electronics, medical, lighting, and many other industries. Its rugged and reliable design allows for use in harsh and high-vibration environments. In addition, the connector is designed to prevent corrosion due to its plastic insulators and gold-plated contacts. This helps ensure long-term and reliable performance.

In summary, the PJ-009BH is a popular barrel-power connector, which is suitable for many applications due to its superior waterproofing protection, reliable connection, anti-vibration design, and robust construction. It offers a wide range of electrical and mechanical connections and is an essential addition to any power, signal, or mixed applications. The connector\'s versatility, robustness, and corrosion resistance make it an ideal choice for those looking for a reliable and robust connector.

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