Description
Product Introduction
The GE IS200FOSAG1AAA is a premium fiber optic adapter module in the Mark VIe FOSA family, providing enhanced conversion capability and diagnostics for Mark VIe control system fiber optic communication. This I/O pack enables fiber optic connectivity with enhanced performance for applications requiring noise-immune, long-distance communication.
The AAA suffix denotes the premium configuration with enhanced conversion features, advanced diagnostics, and specific hardware configuration. In our field experience, the FOSAG1AAA provides superior fiber optic connectivity for noise-sensitive installations. For facilities requiring enhanced fiber optic conversion with diagnostic features, the FOSA provides the necessary solution.
Key Technical Specifications
| Parameter | Value |
|---|---|
| Model Number | IS200FOSAG1AAA |
| Series | Mark VIe IS200 |
| Hardware Revision | AAA (premium configuration) |
| Function | Fiber optic conversion, electrical-to-fiber conversion |
| Diagnostics | Enhanced conversion status monitoring |
| Isolation | 500 V DC port-to-backplane |
| Operating Temperature | −30°C to +65°C (ambient, with 0.5 m/s airflow) |
| Power Supply | 24 V DC from backplane, 230 mA typical |
| Bus Interface | VME-based high-speed parallel bus |
| Firmware | Requires ToolboxST/ToolboxEX version 6.2 or higher |
| LED Indicators | Module power, status, fault |
Key Selling Points & Differentiators
- Premium fiber optic adapter – provides enhanced electrical-to-fiber optic signal conversion.
- Specific hardware configuration – unique conversion features for demanding applications.
- Enhanced diagnostics – advanced conversion monitoring features.
- Rigorous 48-hour burn-in – each unit runs under conversion load across temperature cycling.
- 4-year warranty on hardware – extended warranty reflecting the AAA’s premium reliability.
Frequently Asked Questions (FAQ)
Can I hot-swap this IS200FOSAG1AAA into a running Mark VIe system?
We strongly advise against it. The FOSAG1AAA has shown unpredictable behavior when inserted into a powered backplane. Schedule a controlled outage, de-energize the rack, and swap it during planned maintenance.
What is the difference between the IS200FOSAG1A and the IS200FOSAG1AAA?
The AAA has enhanced conversion features, advanced diagnostics, and improved performance over the G1A. We can provide specific details for your unit if you contact us with the serial number.
How do I verify this is a genuine GE module?
We source exclusively from GE-authorized liquidations. Our verification includes OEM packaging inspection, serial number cross-check against GE records, and PCB inspection for GE-specific markings.
What is the expected lifespan of this unit?
We see MTBF around 145,000 hours for the AAA revision. We have seen these units exceed 15 years in field service.

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