When it comes to safeguarding DC systems worldwide, from solar arrays to UPS and industrial battery banks, the Mersen DCT20-2 delivers high-performance protection in a compact 10 × 38 mm form. This 20 A fast‑acting fuse features a durable glass melamine body and meets 1 kV DC ratings, ensuring it intercepts faults instantly and keeps equipment safe in demanding environments.

Key Reasons to Buy the Mersen 20A Glass Melamine Cartridge Fuse

Designed for critical DC applications, the DCT20-2 offers rapid fault clearance and high interrupting capacity, making it ideal for global engineers and installers who require reliable, international-standard protection. Its compact size fits common fuse holders, making upgrades or replacements straightforward and efficient.

Unique Features of the Product

• 20 A rating at up to 750 V AC / 1,000 V DC. 
• Fast‑acting (midget DCT series).
• Robust glass melamine construction.
• Tin‑plated copper ferrule terminals.
• High fault‑current interrupting capacity (~100 kA).

Exceptional Advantages of Choosing the Mersen DCT20-2, Cartridge Fuse, 10 x 38mm

• Rapid isolation of overloads to protect sensitive equipment.
• Compact and easy to install in fuse clips.
• Durable construction ensures long life, even in harsh conditions.
• Compliant with RoHS and international electrical standards.
• Cost-effective: reduces the risk of equipment failure and downtime.

Usage Recommendations

The Mersen DCT20‑2 is a top-tier fuse for applications demanding fast, reliable protection in compact spaces, including:

• Solar photovoltaic (PV) system protection
• Battery backup and UPS systems
• Industrial DC circuits and distribution panels
• Power conversion and traction systems
• Electrical infrastructure and renewable energy installations