RS309MF14L DC fuses — 32A and 50A, up to 750V DC Key benefits Reliable overcurrent interruption for high-voltage DC circuits, preventing damage to wiring, controllers, and power electronics. Two current options for accurate protection: 32A for common automotive and lower-load applications; 50A for higher-load or industrial circuits. DC rated to 750V, supporting a wide range of battery, inverter, and solar DC systems. Compact footprint and robust construction for easy panel mounting or integration into wiring harnesses. Why you need it Stops overloads before they reach sensitive components, reducing downtime and costly repairs. Provides a simple, proven protection method compatible with standard RS309MF14L series installations. Small size saves space in tight enclosures and simplifies harness routing. What makes it stand out Function: fast and reliable overcurrent protection specifically for DC environments where AC fuses may not perform. Compatibility: designed for RS309MF14L series devices and broadly usable across automotive and industrial DC applications. Size and form: compact design suitable for constrained spaces and straightforward mounting. Performance: consistent operation across automotive and industrial conditions, protecting cables, modules, drives, and controllers. Typical applications Automotive electrical systems: fuse blocks, high-load circuits, and harness protection (32A variant). Industrial DC power distribution and motor drive protection where up to 750V DC rating is required. Energy storage, battery management systems, and solar DC arrays that need dependable high-voltage fuse protection. Specifications (summary) Model series: RS309MF14L Current ratings: 32A and 50A Voltage rating: up to 750V DC Intended use: overcurrent protection for DC wiring, controllers, and power electronics Select the RS309MF14L DC fuse when you need compact, dependable DC overcurrent protection that fits automotive and industrial high-voltage applications without compromise.