KOV20D-680Tb MOV Surge Protection Varistor 680V 20mm | RUILON

The RUILON KOV20D-xxxTb Series is a high-energy 20mm metal oxide varistor (MOV) designed for enhanced surge and overvoltage protection in medium- to high-power electronic systems. It provides strong clamping performance against transient voltage spikes and ensures reliable protection of sensitive circuits across a wide voltage range from 50V to 750V. With high surge current handling capability, improved energy absorption, and excellent repetitive surge endurance, this series is ideal for industrial and power electronics applications requiring robust and stable overvoltage protection.

Key Features

• 20mm high-energy MOV disc design
• Wide voltage range: 50V to 750V series
• High surge current handling capability
• Strong energy absorption performance
• Fast transient response
• Stable and reliable clamping characteristics
• Excellent repetitive surge endurance
• Industrial-grade durability

Applications

• AC power line surge protection
• Industrial power systems
• Power supply input protection
• Automation and control systems
• Communication equipment
• Electrical distribution systems
• Renewable energy systems
• Automotive electronics