The 22-COMM-C is an Allen-Bradley accessory module referenced for PowerFlex installations requiring a ControlNet interface option.
This catalog item is supplied as an individual hardware component and is typically identified during equipment expansion, spare parts preparation, or replacement of existing communication accessories.
For purchasing departments managing Allen-Bradley inventory, the catalog number 22-COMM-C provides the primary reference for matching the required module with existing drive configurations.

Component Classification
| Category | Description |
|---|---|
| Product Group | Drive Accessory |
| Hardware Type | Optional Interface Module |
| Main Purpose | Network connectivity accessory |
| Standalone Operation | No |
| Installation Method | Added to compatible equipment |
The 22-COMM-C is cataloged separately from the main drive hardware and is normally selected according to the installed equipment configuration.
Ordering Information
| Field | Details |
|---|---|
| Brand | Allen-Bradley |
| Catalog Number | 22-COMM-C |
| Product Family | PowerFlex Accessories |
| Description | ControlNet Adapter |
| Component Type | Communication Option Module |
| Reference Type | Manufacturer Catalog Number |
| Supply Format | Individual Component |
Identification Guide
When sourcing this item, verify the following information:
| Check Item | Purpose |
|---|---|
| Catalog Number | Confirm exact accessory |
| Existing Drive Series | Match installed equipment |
| Original Spare List | Verify component reference |
| Required Quantity | Prepare purchasing request |
Allen-Bradley communication accessories may share similar product descriptions, so the complete catalog number should be used when requesting supply.
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Hardware Application
The 22-COMM-C is associated with PowerFlex drive installations where an additional network interface component is required.
Common situations include:
| Situation | Purpose |
|---|---|
| Existing equipment support | Maintain installed hardware |
| Spare inventory | Keep replacement stock |
| System expansion | Add required interface hardware |
| Equipment repair | Restore original configuration |
Product Characteristics
| Feature | Description |
|---|---|
| Manufacturer Reference | 22-COMM-C |
| Component Format | Plug-in accessory |
| Product Role | Interface option |
| Electrical Function | Communication-related |
| Equipment Dependency | Requires compatible host device |
Before placing an order for 22-COMM-C, confirm:
| Item | Verification |
|---|---|
| Allen-Bradley Reference | 22-COMM-C |
| Equipment Records | Check existing installation |
| Accessory Requirement | Confirm application |
| Replacement History | Compare previous supply |
Using the original catalog reference helps avoid selecting a different PowerFlex communication accessory with a similar description.

Frequently Asked Questions
Q: What is Allen-Bradley 22-COMM-C?
A: The 22-COMM-C is a ControlNet interface accessory used with compatible Allen-Bradley PowerFlex equipment.
Q: Is 22-COMM-C a complete drive unit?
A: No. It is an accessory module supplied separately from the main drive assembly.
Q: How is this part identified?
A: The Allen-Bradley catalog number 22-COMM-C is used as the primary identification reference.
Q: Why verify the installed equipment before ordering?
A: PowerFlex accessories are designed for specific equipment configurations, and similar communication modules may not have identical compatibility.
Q: Is this item commonly stocked as a spare?
A: Yes. Communication accessories are often maintained as spare inventory for installed industrial equipment.
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