# Rockwell Automation 20-COMM-D DeviceNet Communication Adapter

Ensure seamless connectivity within your industrial automation systems with the Rockwell Automation **20-COMM-D** DeviceNet Communication Adapter. This vital component is designed for PowerFlex 70/700 devices, facilitating efficient communication via DeviceNet. Its reliable performance makes it an essential tool for maintaining data transfer integrity in demanding operational environments. The **20-COMM-D** adapter offers a robust solution for integrating and managing communication protocols.

Engineered for industrial applications, the **20-COMM-D** operates at 5 VDC and 150 MA, providing stable power and data transmission. It is crucial for control systems requiring dependable DeviceNet connectivity. While this adapter has been discontinued by the manufacturer, its continued availability through Ram Automations ensures that existing PowerFlex setups can maintain optimal functionality without compromise. This unit is designed for straightforward integration into your existing automation infrastructure.

-   Facilitates efficient DeviceNet communication for PowerFlex 70/700 devices
-   Operates reliably at 5 VDC and 150 MA
-   Designed for robust industrial automation applications
-   Ensures seamless data transfer and system connectivity
-   Compact and powerful solution for communication needs

## Specifications

-   Part Number: **20-COMM-D**
-   Communication Protocol: DeviceNet
-   Voltage: 5 VDC
-   Current Rating: 150 MA
-   Compatibility: PowerFlex 70/700

The Rockwell Automation **20-COMM-D** adapter represents a commitment to reliable industrial communication. Trust Ram Automations for your critical automation component needs. Explore how this adapter can enhance your system’s connectivity today.

## Details

- **Price:** 999.0 USD
- **Vendor:** Rockwell Automation
- **Type:** Industrial Automation > Communication Modules > DeviceNet Adapters
- **Tags:** 20-COMM-D, Automation Parts, Communication Module, DeviceNet Adapter, Industrial Automation, PowerFlex Communication, Rockwell Automation

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 999.00 USD | In stock |

## Images

- Rockwell Automation 20-COMM-D DeviceNet Communication Adapter-Ram Automations

---

> Source: [Ram Automations](https://ramautomations.com/products/rockwell-automation-20-comm-d)
> Updated: 2026-10-06