The IS200ERGTH1A – Exciter Regulator Third-party Ground Detector Terminal Board is a critical part of GE excitation systems, designed to detect and monitor ground faults within the exciter regulator setup. By providing early warning of potential grounding issues, this board helps operators protect their equipment from damage caused by electrical faults, ensuring the reliability of power generation systems.

Engineered for integration into GE Mark VI and Mark VI excitation control platforms, the IS200ERGTH1A enhances system safety by continuously monitoring insulation resistance and ground path integrity. Its durable design makes it suitable for harsh industrial environments such as power plants, oil and gas facilities, and heavy manufacturing operations.

Key Features:

• Detects ground faults in GE exciter regulator systems

• Enhances system safety and minimizes risk of equipment damage

• Compatible with GE Mark VI and Mark VIe systems

• Compact and rugged design for reliable performance in industrial settings

At Evaflux, we supply the IS200ERGTH1A in two conditions to suit your operational needs:

• UNUSED (new surplus): Recommended for planned system upgrades and spare parts inventory

• REBUILT (refurbished and certified): A cost-effective solution for urgent replacements, tested to meet OEM specifications

Each board is rigorously tested for ground fault detection accuracy, system compatibility, and operational integrity. With same-day shipping available on in-stock parts, Evaflux helps minimize downtime and supports your plant’s continuous operation.

Our expert team is on hand to provide technical support, compatibility checks, and quick quote responses—typically within 24 hours. Whether addressing preventive maintenance or responding to an unexpected system fault, the IS200ERGTH1A Exciter  from Evaflux offers a reliable solution for your control systems.