Reliable Fuse Protection for DC Distribution Systems
The RT18-32X 1000 V DC DIN Rail Fuse Holder is designed for use with 10×38 mm cylindrical fuse links in high-voltage DC systems.
It is suitable for photovoltaic power systems, battery energy storage systems, DC combiner boxes, DC distribution panels and other applications where reliable overcurrent and short-circuit protection is required.
The product features a compact modular structure for standard DIN rail mounting, making it easy to install inside electrical enclosures and control cabinets.
Its front-access design allows convenient fuse insertion, removal and replacement during maintenance. Selected versions may also include fuse status indication for easier inspection.
With its 1000 V DC rating and compatibility with 10×38 mm fuse links, the RT18-32X is a practical protection component for modern solar and DC electrical systems.

Key Features
- Rated voltage up to 1000 V DC
- Compatible with 10×38 mm cylindrical fuse links
- DIN rail mounting
- Suitable for photovoltaic and battery systems
- Overcurrent and short-circuit protection
- Compact modular design
- Easy fuse replacement
- Front-access fuse holder structure
- Suitable for DC distribution and combiner boxes
- Optional blown-fuse indication
Typical Applications
- Solar PV combiner boxes
- Battery energy storage systems
- DC distribution panels
- Battery cabinets
- DC control panels
- Renewable energy systems
- Industrial DC electrical equipment
- Other 1000 V DC installations



