Molex Mini-Fit Jr Series Straight Through Hole PCB Header 22 Contacts 4.2 mm Pitch 2 Row Shrouded 39-28-1223

Molex 39-28-1223 Mini-Fit Jr Series Straight Through Hole PCB Header features a 22-contact, 4.2 mm pitch, 2-row design with a shrouded nylon housing. It is engineered for wire-to-board connections in applications requiring up to 6A per circuit and operating voltages up to 600V.

The contacts, made of brass with tin plating, provide reliable connectivity and corrosion resistance. The shrouded housing design prevents damage to the pins and ensures correct mating with polarized and keyed features, while the positive locking mechanism offers a secure and stable connection that withstands vibration and mechanical shock. An audible click confirms full mating, enhancing assembly confidence.

This PCB header supports through hole mounting for robust mechanical retention on printed circuit boards. Its temperature range from -40°C to 105°C enables operation in harsh environments encountered in industrial, consumer electronics, office equipment, and industrial automation.

Available with options such as snap-in plastic PCB peg locks and PCB mounting flanges, this connector suits high current, high-density wire-to-wire and wire-to-board applications requiring design flexibility and durability.

Supports current up to 6A per circuit. Nylon housing provides electrical insulation and durability. Shrouded design protects contacts and prevents improper mating. Polarization and keying features prevent mismating. Positive locking mechanism ensures secure connection.

Audible click indicates successful mating of connectors. Through hole mounting assures sturdy PCB attachment. Operating temperature range of -40°C to 105°C. Suitable for power electronics and industrial applications. Ideal for consumer white goods, office equipment, industrial automation, racks, servers, routers, and switchers.

The Molex Mini-Fit Jr Series connectors combine reliability, durability, and flexibility, making them essential components in electronic assembly environments requiring high current and dense wiring configurations. Browse the electronics components category at EnvMart for more PCB Header solutions.