The CAT 323-9531 24 Volt Direct Current Modulating Valve Core is a high-quality replacement part designed specifically for Caterpillar excavators. Manufactured by Caterpillar's trusted brand, this valve core ensures compatibility and reliability with your heavy equipment. This part is essential for regulating the flow of hydraulic fluid in your excavator, maintaining optimal performance and efficiency during operation. Trust the Caterpillar brand to provide durable and dependable heavy equipment parts and accessories for your business needs.