Description
Key Technical Specifications
- Model: IS215ACLEH1C
- Manufacturer: General Electric
- Series: EX2100, Innovation Series Drive
- Board Description: Application Control Layer Module
- Functional Acronym: ACLE
- Mounting Location: EX2100 rack or Innovation Series drive
- Ethernet Interface: 10BaseT
- Memory: 8 MB DRAM
- Cooling Method: Forced air
- Operating Temperature: 0 to 45°C
- Parity Support: Odd, even, none
- ISBus Interface: None
- Condition: Typically sold as unused, new surplus, or rebuilt
Product Introduction
GE IS215ACLEH1C is an Application Control Layer module used in EX2100 and Innovation Series drive systems. It acts as the control-layer processor for cabinet-based industrial applications, with Ethernet communication and rack-mounted installation
This part is usually chosen for legacy GE excitation and drive systems where exact revision matching matters. The practical checks are basic: confirm the suffix, verify the rack family, and inspect cooling, memory, and Ethernet configuration before swap-in.
Troubleshooting Quick Reference
| Symptom | Possible Cause | Relevance to this Part | Quick Check Method | Recommendation |
|---|---|---|---|---|
| No status LEDs at power-up | Rack power missing or backplane problem | ❌ Low | Measure backplane supply voltage and check adjacent modules | Verify rack power before replacing the module |
| ENET link up but no communication | IP setup issue, cable fault, or network mismatch | ✅ High | Check the Ethernet link light and ping the module | Confirm network settings and cabling first |
| OK LED off or fault LED active | Processor fault, firmware issue, or corrupted boot sequence | ✅ High | Read startup diagnostics and compare firmware revision | Verify revision compatibility before declaring failure |
| Module boots but drive is not responding | Configuration mismatch or upstream control problem | ⚠️ Medium | Review control logs and compare the current setup to the saved configuration | Check system configuration before hardware replacement |
| Intermittent faults after warm-up | Cooling problem or marginal board condition | ✅ High | Measure cabinet airflow and internal temperature | Fix cooling and retest before ordering another board |
| Board fails after installation | ESD damage, incorrect seating, or wrong revision | ✅ High | Inspect connector fingers and confirm exact part number | Handle with ESD protection and match the full suffix |
If you are stuck, send photos of the board, rack, and diagnostic logs to technical support.
- IS215ACLEH1C
Frequently Asked Questions
Is this a direct replacement for IS215ACLEH1C?
Yes, if the full part number and rack family match. On GE legacy controls, the suffix and cabinet family are not optional details.
Can I hot-swap this module?
No. Shut the system down first. Live insertion can damage the backplane or the module itself.
What condition is this usually sold in?
Most inventory is New Surplus, unused, or rebuilt. That is normal for older GE EX2100 hardware because factory production is limited.
Why is it cheaper than a factory-new part?
Because supply comes from surplus and secondary channels, not current OEM production. Price is usually driven by scarcity, condition, and test status.
What should I verify before ordering?
Check the exact suffix, rack type, cooling setup, and Ethernet/network requirements. A near match is not good enough on these systems.
Does it need programming after replacement?
Usually the module itself does not need custom programming, but the system configuration still has to match the site setup. Back up the current configuration first.
What is the most common install mistake?
Skipping the revision check and not confirming rack compatibility. That is how people end up with a “dead” part that was never actually the right part.


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