FTSH-148-03-F-DV-A

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FTSH-148-03-F-DV-A is a type of rectangular connector, which consists of headers, male pins, and various accessories. It belongs to a more comprehensive class of connectors with multiple configurations and multiple pin numbers. It can be respected as an improved version of the FTSH-148 series, with a much larger mounting space.

The FTSH-148-03-F-DV-A connector is made of high-temperature thermoplastic and gold-plated contacts, making it very durable and reliable when used. The contacts accept a wide range of wire sizes with a clearly marked ramp-up design, making them easy to solder. In addition, the locking latching mechanism ensures a reliable connection even in the most demanding of applications.

Application Field
FTSH-148-03-F-DV-A connectors are designed to meet the demands of applications where more power must be transmitted. This makes these connectors ideal for applications in the automotive industry, such as HVAC systems, airbag systems, brakes, navigation, and more. They can also be used for communications, consumer, and industrial applications.

Working Principle
FTSH-148-03-F-DV-A connectors use a two-piece design, consisting of a header and a mating pin. The header contains holes in which the mating pin can be inserted. In addition, a locking mechanism is employed to ensure the secure connection between the two parts. The insertion of the mating pin causes the insulation of the two parts to be forced into intimate contact with each other, providing a reliable connection and low resistance.

To ensure a secure connection, special tooling can be used for tightening the locking nuts on the pins. The pins can also be locked by pushing them firmly into the header. The separated pieces are held together by ‘beam force’ which is created by pushing two pieces of metal into each other. This ensures a reliable connection and low contact resistance.

In some high-voltage applications, an additional two-piece insulating bushing (or a dual bushing) is used to protect against electrical shorts caused by vibration. This bushing is a separate housing which slides into the header. It is then secured using a snap-ring or screws, providing additional mechanical support and electrical insulation.

The FTSH-148-03-F-DV-A connectors are also protected from corrosion and dust by a seal which is integrated into the header. This seal is designed to allow the connector to be installed in wet or dusty environments, increasing its service life.

In conclusion, FTSH-148-03-F-DV-A connectors are an innovative design in the field of rectangular connectors. Their two-piece design, high-temperature thermoplastic shell, gold-plated contacts, and integrated seals make them highly reliable for use in demanding applications.

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