Application

Avoid the Spark—Power Up Safely! Design Smarter. Safer. More Efficient Pre-Charge Circuits.

High-voltage systems in EVs, Renewable Energy, and Energy Storage Systems demand more than just power—they require precision and protection. Without a proper pre-charge circuit, inrush currents can damage sensitive components and shorten system life.
 
Discover how Standex’s KT Series Reed Relays offer a compact, fast-switching, and reliable solution to safely energize high-voltage systems. This application note dives into the problem—and delivers the solution.

Download our latest application note to learn how to design smarter, safer, and more efficient pre-charge circuits.

• Proven method to prevent costly damage during power-uplasting
• Key design considerations for selecting resistor and capacitor values
• Timing strategies to optimize charge duration and safety
• Technology comparison
• Real-world applications

Read the full application note to learn how to optimize your switching architecture.