Rated 4.4 with 18 reviews


Revisions: Ser A

Description:  Allen Bradley CompactLogix 5370 L2 Controller, 2 Ethernet Communication Ports with Device Level Ring enabled, 1MB capacity of memory, 16 DC Outputs, 16 DC Outputs, 4 Universal Analog Inputs, 2 Analog Outputs, 4 High Speed Counters, Up To 4 1769 I-O extension s, 4 CIP Motion Axis With Kinematics Function, 16 EtherNet-IP and 120 TCP Connections, 24V DC Embedded Power Supply, With 1GB SD Card, Can Support Up To 2GB SD Card, 1 USB Port. CPU Module

Available Now 

Request a quote for 1769-L27ERM-QBFC1B
Warranty: 1 year DO Supply Warranty Included
Shipping: Worldwide shipping via DHL, UPS, Fedex, and TNT
Repairs: We offer repair service for the 1769-L27ERM-QBFC1B.
Exchange: Exchange credit for your defective unit available.

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About 1769-L27ERM-QBFC1B

This is a CompactLogix 5370 L2 controller designed and engineered by Allen Bradley, a division of Rockwell Automation. The 1769-L27ERM-QBFC1B comes with a built-in power supply with a capacity of up to 24 volts DC. It also features two EtherNet/IP ports that support the linear and ring topologies. The compact 5370 L2 controller is designed to provide a scalable controller solution. This addresses a wide variety of applications and provides various advanced functionalities. The 1769-L27ERM-QBFC1B comes with two Ethernet ports and a USB port. The 1769-L27ERM-QBFC1B built-in USB port is used for the latest firmware and programming with a combination of embedded digital and analog; it even supports a high-speed counter I/O. Designed to meet the growing demands in the user environment, the 1769-L27ERM-QBFC1B features local expansion modules. Therefore, the unit ensures high performance and features a compact and affordable package. It is designed to offer users a 40% reduction in the required panel space and comes with advanced capabilities to ensure high performance while remaining a cost-effective module.

The CompactLogix 5370 L2 controllers are designed to use similar programming software. The devices under this series also feature similar network protocol and information capabilities. This provides a common development environment for all the control disciplines. The 1769-L27ERM-QBFC1B offers users support for an integrated motion on EtherNet/IP. It also features support for Device Level Ring network topologies and comes with built-in energy storage, eliminating the need for the use of the lithium batteries. To improve data integrity, the 1769-L27ERM-QBFC1B features a removable 1GB secure digital card. It comes with a high-resolution analog capability supporting thermocouple and even RTD inputs. The 1769-L27ERM-QBFC1B supports up to 32 controller tasks with support for up to 100 tasks. The 1769-L27ERM-QBFC1B features up to four local expansion modules with 16 digital inputs or 16 digital outputs and features up to 4 universal analog inputs. For communication module additions, the 1769-L27ERM-QBFC1B features DeviceNet with 1769-SDN or a 3rd party. The 1769-L27ERM-QBFC1B supports flash memory cards featuring industrial rated and certified secure digital memory cards.

Technical specifications:

Manufacturer:Rockwell Automation
Part Number/Catalog No.:1769-L27ERM-QBFC1B
Product Line:CompactLogix
Module Type:Processor Module
Shipping Weight:3 pounds
Shipping Dimensions:11 x 8 x 6 inches
Series:A and B
Replacement Terminal Block:1769-RTBN18
Wire Type:Copper-90 degrees Celsius
Wire Size (Solid):22 to 14 AWG
Wire Size (Stranded):22 to 16 AWG
Programming:Relay Ladder, Structured Text, Function Block, SFC


Question: What are this module’s communication options?

Answer: The 1769-L27ERM-QBFC1B uses Ethernet for communication.


Question: Can this module be purchased with a warranty?

Answer: Yes, the 1769-L27ERM-QBFC1B comes with a free one-year warranty from DO Supply, Inc.


Question: What type of memory does this unit have?

Answer: The 1769-L27ERM-QBFC1B has a 1MB user memory.


Question: What type of software does this module require?

Answer: The 1769-L27ERM-QBFC1B uses RSLogix5000 software.


Question: Where can I send the 1769-L27ERM-QBFC1B to be repaired?

Answer: DO Supply, Inc. offers a variety of repair services for the 1769-L27ERM-QBFC1B.

Type Lead Time Price Action
Repair Service 2-4 weeks $1685Add to Cart

Our highly skilled technicians can repair your 1769-L27ERM-QBFC1B. All of our repairs come with a 1 Year DO Supply Warranty. Please contact us for additional information about our repair process.

Please refer to the manual for more information about the 1769-L27ERM-QBFC1B such as the wiring diagrams, data sheets, firmware information and migration or obsolescence details.

Revision Part # Also Known as Availability
1769-L27ERM-QBFC1B Ser A
1769-L27ERM-QBFC1B/A, Series A, Rev A Request Quote

Common misspellings: 1769L27ERM-QBFCIB