71MR403P4
Junction Block (4-Pin)
Mack

This 4-pin junction block provides a centralized connection point for electrical wiring, simplifying the wiring harness and ensuring organized, secure connections. Its durable construction withstands vibrations, moisture, and temperature fluctuations common in heavy-duty truck environments. The design facilitates quick connection and disconnection, aiding in maintenance and troubleshooting. Properly installed, it enhances electrical system reliability and reduces the risk of shorts or disconnections. Ideal for various lighting, sensor, or control circuits, this junction block is a vital component in maintaining vehicle electrical integrity. Source One Parts Center supplies this junction block to support your truck’s electrical system performance and ease of service.