The 12HFA51A42H – Multicontact Auxiliary Relay Module is a trusted control relay from GE, widely used in electrical protection systems, switchgear panels, and industrial automation environments. It features multiple contact points that allow it to support complex switching operations and control circuits with precision.

This relay is known for its durable design, reliable switching performance, and compatibility with various GE protection systems. It ensures proper functioning of tripping, signaling, or interlocking sequences in critical infrastructure applications.

At World of Controls, we supply the 12HFA51A42H in both unused and professionally rebuilt conditions. Each unit is carefully tested for function and quality to match original equipment standards.

With a commitment to reducing downtime, we offer this part in stock and ready for same-day shipping. Whether you’re performing system upgrades, replacements, or routine maintenance, this module is a dependable choice.

Need a quick quote or more details? Contact our team today — we’ll respond within 24 hours to assist you.