Free Shipping Across the USA — Worldwide Delivery Available!
PALM Parts Solution
AccountQuote
In Stock Fast Shipping Available
Allen-Bradley 1756-IB16I ControlLogix 16-point individually isolated DC input module

*Image shown is a representation only. Actual product may vary.

Allen-Bradley 1756-IB16I

by Allen-Bradley

Read verified buyer reviews ↓

OverviewThe Allen-Bradley 1756-IB16I is a robust 16-point DC input module specifically designed for seamless integration with ControlLogix systems. This module ensures superior signal integrity and minimizes interference through its individually isolated inputs. Operating across a 10-30V DC range, the 1756-IB16I provides precise monitoring of discrete signals, making it an essential component for demanding industrial automation settings. Its advanced design not only guarantees high performance but also offers flexible and secure wiring options, compatible with 1756-TBCH or 1756-TBS6H Removable Terminal Block (RTB) housings. Whether upgrading an existing system or implementing a new one, the 1756-IB16I delivers a high-performance, compact, and easily integrated solution for critical industrial applications.Key Features 16 Individually Isolated DC Inputs: Provides excellent signal integrity and significantly reduces electrical noise, enabling reliable data acquisition in challenging industrial environments. Broad 10-30V DC Operating Voltage: Optimized for low-voltage industrial applications, offering flexibility and compatibility with various power systems. ControlLogix System Compatibility: Engineered for effortless integration with Allen-Bradley ControlLogix platforms, ensuring straightforward setup and operation. RTB Housing Compatibility (1756-TBCH/1756-TBS6H): Facilitates secure, dependable, and convenient wiring connections, simplifying installation and ongoing maintenance. Compact and Space-Saving Design: Maximizes panel space within ControlLogix chassis, perfect for installations where footprint is a critical consideration. Advanced Diagnostic Capabilities: Offers insights into module status and input conditions, aiding in quicker troubleshooting and reduced operational downtime. Durable Industrial Construction: Built to endure the demands of industrial settings, guaranteeing long-term reliability and performance. Technical SpecificationsModel: 1756-IB16INumber of Inputs: 16 (Individually Isolated)Operating Voltage: 10-30V DCCurrent Draw @ 5.1V: 250 mACurrent Draw @ 24V: 3 mAConnection Type: 36-PinCompatible Terminal Blocks: 1756-TBCH, 1756-TBS6HMounting Type: ControlLogix ChassisSeries: ControlLogixIsolation Voltage: 250V (continuous) from input to backplane and input to input (verified by one minute dielectric withstand test at 1500V AC)Environmental Operating Temperature: 0°C to 60°C (32°F to 140°F)Applications Factory Automation Systems: Delivers high-reliability DC signal monitoring for automated assembly lines, robotics, and discrete manufacturing processes. Process Control Environments: Ensures stable and accurate input detection for temperature, pressure, and flow control in sectors such as chemical, oil & gas, and pharmaceuticals. Machine Interface Management: Supports seamless integration with industrial control panels and human-machine interfaces (HMIs) for real-time operational feedback. SCADA & Distributed I/O Systems: Enhances data acquisition reliability and remote monitoring capabilities in large-scale supervisory control and data acquisition systems. Building Automation: Ideal for monitoring various sensors and devices in intelligent building management systems. Power Generation and Distribution: Essential for supervisory control and data acquisition in substations and power plants, ensuring reliable input from protective relays and monitoring devices. Why ChooseThis module provides unparalleled signal reliability, crucial for applications where signal integrity and noise rejection are paramount. Its individually isolated inputs prevent ground loops and enhance system stability. As a native ControlLogix module, it offers exceptional compatibility and ease of integration, leveraging the full power of Rockwell Automation's architecture for simplified programming and maintenance.Order NowReady to upgrade your system? Contact us today to order the Allen-Bradley 1756-IB16I and benefit from its superior performance and reliability.FAQHow does the individual isolation benefit my system?Individual isolation significantly improves signal integrity by reducing electrical noise and preventing ground loops, leading to more reliable data acquisition and overall system stability.What ControlLogix systems are compatible with this module?The 1756-IB16I is engineered for seamless compatibility with all Allen-Bradley ControlLogix platforms, ensuring straightforward integration.What terminal blocks can I use with this module?This module is compatible with 1756-TBCH and 1756-TBS6H Removable Terminal Block (RTB) housings, which facilitate secure and convenient wiring connections.Is this module suitable for harsh industrial environments?Yes, the 1756-IB16I features robust industrial construction designed to withstand the rigors of demanding industrial settings, ensuring long-term reliability.Does this module offer diagnostic information?Yes, it includes enhanced diagnostic capabilities that provide insights into module status and input conditions, helping to reduce troubleshooting time and downtime.

🇺🇸 Ships from our Florida warehouse
1-Year PALM Parts Warranty
CONDITION
$483.00
23 in stock

USA — Free FedEx Priority & UPS Ground · Worldwide shipping available

For more quantity please contact Customer Service

Experts Available 24/7 · 365
+1 (689) 263-1985
sales@palmpartssolution.com

Fast Shipping

Dispatched quickly on in-stock items via UPS, FedEx & DHL worldwide.

Availability

Thousands of parts in stock — ready for immediate dispatch from Florida.

Payment Flexibility

AMEX, Visa, MasterCard, PayPal, Discover and wire transfer accepted.

PRODUCT DETAILS

Allen-Bradley 1756-IB16I

Overview

This is a genuine Allen-Bradley component from the ControlLogix family. 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
  • Engineered to integrate inside ControlLogix installations

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 for the ControlLogix family

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

Technical Specifications

Model: 1756-IB16I

Number of Inputs: 16 (Individually Isolated)

Operating Voltage: 10-30V DC

Current Draw @ 5.1V: 250 mA

Current Draw @ 24V: 3 mA

Connection Type: 36-Pin

Compatible Terminal Blocks: 1756-TBCH, 1756-TBS6H

Mounting Type: ControlLogix Chassis

Series: ControlLogix

Isolation Voltage: 250V (continuous) from input to backplane and input to input (verified by one minute dielectric withstand test at 1500V AC)

Environmental Operating Temperature: 0°C to 60°C (32°F to 140°F)

Applications

  • Factory Automation Systems: Delivers high-reliability DC signal monitoring for automated assembly lines, robotics, and discrete manufacturing processes.
  • Process Control Environments: Ensures stable and accurate input detection for temperature, pressure, and flow control in sectors such as chemical, oil & gas, and pharmaceuticals.
  • Machine Interface Management: Supports seamless integration with industrial control panels and human-machine interfaces (HMIs) for real-time operational feedback.
  • SCADA & Distributed I/O Systems: Enhances data acquisition reliability and remote monitoring capabilities in large-scale supervisory control and data acquisition systems.
  • Building Automation: Ideal for monitoring various sensors and devices in intelligent building management systems.
  • Power Generation and Distribution: Essential for supervisory control and data acquisition in substations and power plants, ensuring reliable input from protective relays and monitoring devices.

Why Choose the 1756-IB16I?

This module provides unparalleled signal reliability, crucial for applications where signal integrity and noise rejection are paramount. Its individually isolated inputs prevent ground loops and enhance system stability. As a native ControlLogix module, it offers exceptional compatibility and ease of integration, leveraging the full power of Rockwell Automation's architecture for simplified programming and maintenance.

Availability & Shipping

  • In stock: 1756-IB16I 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 1756-IB16I ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Allen-Bradley

Individual isolation significantly improves signal integrity by reducing electrical noise and preventing ground loops, leading to more reliable data acquisition and overall system stability.

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.

CUSTOMER REVIEWS

What Verified Buyers Say

No reviews yet for this product. Be the first verified buyer to share your experience — we email a review invitation after every purchase.

Independent Supplier Notice

PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

Are you an Electrical Distributor?Learn more about our distributor program

PALM Parts Solution sells used surplus products. PALM Parts Solution is not an authorized distributor, affiliate, or representative for the brands we carry. Products sold by PALM Parts Solution come with PALM Parts Solution's 1-Year Warranty and do not come with the original manufacturer's warranty. Designated trademarks, brand names and brands appearing herein are the property of their respective owners. This website is not sanctioned or approved by any manufacturer or tradename listed.

Read full disclaimer →