KOV25D-420T MOV Surge Protection Varistor 420V 25mm | RUILON

The RUILON KOV25D-xxxT Series is a high-performance 25mm metal oxide varistor (MOV) designed for reliable surge and overvoltage protection in high-power electronic and industrial systems. It provides fast response to transient voltage spikes and effectively clamps surge energy to protect sensitive components from electrical damage. With high surge current capability, strong energy absorption, and excellent repetitive surge endurance, this series ensures long-term stability in demanding electrical environments across a wide voltage range from 50V to 750V.

Key Features

• 25mm large disc MOV for high surge handling
• Wide voltage range: 50V to 750V series
• High energy absorption capability
• Strong repetitive surge endurance
• Fast transient voltage response
• Stable and precise clamping performance
• High reliability under harsh conditions
• Industrial-grade surge protection

Applications

• Industrial power systems
• AC mains surge protection
• Power distribution equipment
• Heavy-duty electronics
• Renewable energy systems
• Communication infrastructure
• Smart grid applications
• Automotive electronics