Description
The GE 820-0429/02 is a specialized protection relay board designed for high-reliability electrical distribution and industrial power systems. This card serves as a vital component in monitoring voltage, current, and frequency parameters to safeguard electrical infrastructure from overloads, short circuits, and other critical fault conditions. As a component often utilized in legacy power management and circuit protection gear, it provides the precise switching and signal processing necessary to trigger circuit breakers and maintain system safety. Its availability as “New Without Box” (NWOB) makes it a sought-after spare part for maintenance professionals looking to restore operational integrity to their industrial hardware without a full system overhaul.

Product Specifications
- Part Number: 820-0429/02
- Manufacturer: GE (General Electric)
- Component Type: Protection Relay Board / Control Logic Card
- Application: Power distribution protection, circuit breaker interface, monitoring
- Condition: New Without Box (NWOB)
- System Compatibility: Designed for integration into GE protection relay rack assemblies
- Signal Type: High-speed electrical switching and analog signal acquisition
- Mounting: Standard circuit board mounting for industrial racks
- Country of Origin: USA
Key Operational Characteristics
- Reliability: Engineered for high-duty cycle environments where precise protection timing is required.
- Fault Detection: Provides localized monitoring capabilities to identify abnormal electrical states before they cause damage to downstream equipment.
- Integration: Designed to interface seamlessly with standard GE protective relay backplanes, ensuring easy replacement in existing cabinets.
Maintenance & Procurement Note
Since this component is listed as New Without Box, it is ideal for immediate installation into existing racks where an exact match for older hardware is required. When handling these boards, it is recommended to follow standard anti-static procedures (ESD protection) to ensure the integrity of the components, as even new-old-stock items can be sensitive to electrostatic discharge.

