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Allen-Bradley 20-750-20COMM EtherNet/IP Communication Adapter for PowerFlex 750 Series Drives

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Allen-Bradley 20-750-20COMM

by Allen-Bradley

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OverviewThe Allen-Bradley 20-750-20COMM EtherNet/IP Communication Adapter offers a vital connection for modernizing industrial automation while retaining valuable existing infrastructure. This robust accessory is specifically engineered to allow PowerFlex 750-Series drives to seamlessly integrate with and utilize existing 20-COMM communication modules. Ideal for system enhancements, retrofits, and expansions, the 20-750-20COMM ensures that your investment in previous communication technologies remains viable, delivering uninterrupted operational performance and minimizing expensive overhauls. By facilitating backward compatibility, this adapter supports a smooth transition to the advanced capabilities of PowerFlex 750 drives without sacrificing established network protocols such as DeviceNet, EtherNet/IP, ControlNet, and Profibus.Key Features Seamless Legacy Integration: Specifically designed to enable PowerFlex 750-Series drives to effectively communicate with previous generation 20-COMM communication modules. Broad Network Protocol Support: Compatible with various established industrial communication protocols, including DeviceNet, EtherNet/IP, ControlNet, and Profibus, when utilized with corresponding 20-COMM modules. Cost-Effective Upgrade Solution: Reduces the necessity for complete communication system replacements by permitting the reuse of existing 20-COMM cards, thereby lowering overall project expenses. Minimal System Disruption: Facilitates smooth system upgrades and retrofits through plug-and-play installation, ensuring continuous operation and reduced downtime. Enhanced Drive Compatibility: Extends the utility of PowerFlex 750-Series drives by providing essential connectivity to a wider array of industrial networks. Robust Industrial Design: Manufactured by Allen-Bradley/Rockwell Automation, guaranteeing dependability and performance in demanding industrial settings. Technical Specifications Manufacturer: Allen-Bradley / Rockwell Automation Part Number: 20-750-20COMM Product Type: EtherNet/IP Communication Adapter Module Series Compatibility: PowerFlex 750-Series (e.g., PowerFlex 753, PowerFlex 755) Function: Interface adapter for legacy 20-COMM communication cards Mounting Type: Internal drive accessory Typical Use Case: Migrating from older PowerFlex platforms; reusing 20-COMM modules for network integration. Applications Industrial Automation & Motion Control: Essential for maintaining communication links within complex automated systems. Modernizing Older Drive Installations: Enables the integration of new PowerFlex 750 drives with existing communication infrastructure without requiring a complete system overhaul. Migration Projects: Perfect for facilities transitioning from older PowerFlex drive generations to the 750-Series while preserving existing network modules. Retrofit & Expansion Projects: Provides a cost-effective method to extend or upgrade current systems by utilizing established 20-COMM communication modules. Diverse Network Connectivity: Supports integration into various industrial networks, including DeviceNet, EtherNet/IP, ControlNet, and Profibus, as supported by the 20-COMM modules. Cost-Efficient System Upgrades: A strategic choice for businesses aiming to optimize their budget by leveraging existing assets during system enhancements. Why Choose Unmatched Compatibility: Designed by Allen-Bradley, this adapter ensures perfect compatibility with PowerFlex 750-Series drives and legacy 20-COMM modules, guaranteeing reliable operation. Significant Cost Savings: By allowing the reuse of existing communication cards, the 20-750-20COMM dramatically reduces the capital expenditure typically associated with system upgrades. Seamless Integration Experience: Its plug-and-play design and clear documentation ensure a straightforward installation process, minimizing downtime and labor costs during setup. Future-Proof Your Investment: Bridges the gap between older and newer technologies, maximizing the lifespan of your automation equipment and protecting your prior investments. Order NowEnhance your industrial automation system today with the Allen-Bradley 20-750-20COMM EtherNet/IP Communication Adapter. Contact us for pricing and availability to seamlessly integrate your PowerFlex 750-Series drives with your existing 20-COMM modules.FAQWhat is the primary function of the Allen-Bradley 20-750-20COMM?The 20-750-20COMM acts as an interface adapter, enabling PowerFlex 750-Series drives to communicate with various industrial networks via existing 20-COMM communication modules.Which network protocols does this adapter support?When used with the appropriate 20-COMM modules, it supports protocols such as DeviceNet, EtherNet/IP, ControlNet, and Profibus.How does this product help with cost savings?It allows for the reuse of existing 20-COMM communication cards, significantly reducing the need for new equipment purchases during system upgrades or modernizations.Is installation complicated?No, the 20-750-20COMM features a plug-and-play design engineered for straightforward installation and minimal system disruption.For which drive series is this adapter compatible?It is compatible with PowerFlex 750-Series drives, including models like PowerFlex 753 and PowerFlex 755.

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PRODUCT DETAILS

Allen-Bradley 20-750-20COMM

Overview

This is a genuine Allen-Bradley component. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Allen-Bradley catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Allen-Bradley automation ecosystem

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Allen-Bradley equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Allen-Bradley platform with documented conversion notes

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Manufacturer: Allen-Bradley / Rockwell Automation
  • Part Number: 20-750-20COMM
  • Product Type: EtherNet/IP Communication Adapter Module
  • Series Compatibility: PowerFlex 750-Series (e.g., PowerFlex 753, PowerFlex 755)
  • Function: Interface adapter for legacy 20-COMM communication cards
  • Mounting Type: Internal drive accessory
  • Typical Use Case: Migrating from older PowerFlex platforms; reusing 20-COMM modules for network integration.

Applications

  • Industrial Automation & Motion Control: Essential for maintaining communication links within complex automated systems.
  • Modernizing Older Drive Installations: Enables the integration of new PowerFlex 750 drives with existing communication infrastructure without requiring a complete system overhaul.
  • Migration Projects: Perfect for facilities transitioning from older PowerFlex drive generations to the 750-Series while preserving existing network modules.
  • Retrofit & Expansion Projects: Provides a cost-effective method to extend or upgrade current systems by utilizing established 20-COMM communication modules.
  • Diverse Network Connectivity: Supports integration into various industrial networks, including DeviceNet, EtherNet/IP, ControlNet, and Profibus, as supported by the 20-COMM modules.
  • Cost-Efficient System Upgrades: A strategic choice for businesses aiming to optimize their budget by leveraging existing assets during system enhancements.

Why Choose the 20-750-20COMM?

  • Unmatched Compatibility: Designed by Allen-Bradley, this adapter ensures perfect compatibility with PowerFlex 750-Series drives and legacy 20-COMM modules, guaranteeing reliable operation.
  • Significant Cost Savings: By allowing the reuse of existing communication cards, the 20-750-20COMM dramatically reduces the capital expenditure typically associated with system upgrades.
  • Seamless Integration Experience: Its plug-and-play design and clear documentation ensure a straightforward installation process, minimizing downtime and labor costs during setup.
  • Future-Proof Your Investment: Bridges the gap between older and newer technologies, maximizing the lifespan of your automation equipment and protecting your prior investments.

Availability & Shipping

  • In stock: 20-750-20COMM ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every 20-750-20COMM ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Allen-Bradley

The 20-750-20COMM acts as an interface adapter, enabling PowerFlex 750-Series drives to communicate with various industrial networks via existing 20-COMM communication modules.

Machine down? We ship parts the same day.

New, surplus, and refurbished Allen-Bradley inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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