MOLEX Mini-Fit Jr. 5557 4-Way Socket Connector Housing, 4.2mm Pitch

The MOLEX Mini-Fit Jr. 5557 4-Way Socket Connector Housing is a compact and reliable four-circuit power connector designed for efficient wire-to-board applications. Constructed from UL 94V-2-rated material, it offers a good balance of flame retardancy and durability for a wide range of electronic and electrical uses.

This socket housing is engineered without pull tabs, providing a clean and low-profile design that is ideal for space-constrained assemblies. Its 4.2mm pitch ensures secure and precise connections, making it a perfect component for internal power distribution within devices.

Key Features & Benefits

• Compact Design: The housing's small footprint makes it an excellent choice for densely packed printed circuit boards (PCBs) and modern, miniaturised electronics.
• Reliable Material: The UL 94V-2 flammability rating indicates the housing material's resistance to ignition and its ability to self-extinguish, enhancing the overall safety of the end product.
• Secure Connection: As part of the renowned Mini-Fit Jr. family, this housing is designed to mate with corresponding pins for a stable, vibration-resistant electrical connection.
• Simplified Assembly: The absence of pull tabs streamlines the installation process, allowing for faster and more straightforward assembly in high-volume production environments.

This connector housing is a fundamental building block for creating robust power interfaces in consumer electronics, computer peripherals, industrial controls, and telecommunications equipment, where consistent power delivery is critical.