Description
The AJT25 is a Class J time-delay fuse designed to provide reliable overcurrent and short-circuit protection for industrial electrical systems. Part of the Amp-Trap® 2000 series from Mersen, this fuse is engineered for high interrupting capacity and excellent current-limiting performance, making it ideal for protecting motors, transformers, and power distribution circuits.
Key Features
- 25 Amp Current Rating – Protects circuits and equipment from overload and fault conditions
- 600 V AC / 400 V DC Rating – Suitable for a wide range of industrial power systems
- Class J Time-Delay Design – Handles motor starting and transformer inrush currents without nuisance trips
- High Interrupting Capacity (Up to 200 kA) – Safely clears large fault currents
- SmartSpot Indicator – Visual indicator shows when the fuse has opened
- Compact Cylindrical Body – Requires less mounting space than many other fuse classes






