JJS-40

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The JJS-40 is a reliable, economical, high-quality specialty fuse that is used for a variety of different purposes. It is designed to provide efficient protection in circuits, electrical and electronic components. It is often found in automotive, marine, and other industrial applications.

The JJS-40 fuse is a Type II fuse that is non-calibrated and only rated for a maximum current of 40 amperes. The fuse’s body is molded from impact-resistant thermoplastic to provide superior protection against vibration and sparks. Its contacts are plated with silver-nickel to prevent oxidization and ensure reliable performance. The fuse is also rated for up to 10,000 amps of interrupting capacity, which makes it suitable for protecting high-charged circuits.

The JJS-40’s working principle is relatively simple. When a fault occurs in the protected circuit, the current flowing through the fuse increases. As the current surpasses the rated limit, the centre melts and opens the circuit, thereby breaking the connection and de-energizing the protected components. The fuse is then released from the circuit, and the rated protector current is reset.

The JJS-40 fuse is highly sought after in various applications, such as automotive, marine, HVAC, and industrial installations. It is commonly used to protect automotive circuits from overloads, and is also used to protect off-grid renewable energy systems. In industrial settings, the JJS-40 fuse is typically used to protect sensitive equipment from surges and spikes. Additionally, it is used to protect control boards, switchgear, generators, and rectifiers.

The JJS-40 is safe and easy to install, with no wiring or soldering required. It is environment-friendly, and is certified to meet UL, CSA, and RoHS standards. It is also highly durable, and is intended for use in temperatures from -55°C to 125°C (-71°F to 257°F).

In summary, the JJS-40 fuse is a reliable and economical specialty fuse that provides efficient protection for a variety of electrical and electronic components. Its simple working principle and high-quality construction makes it suitable for a wide range of applications, including automotive, marine, and industrial installations. It is also highly durable and certified to meet UL, CSA, and RoHS standards.

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