
*Image shown is a representation only. Actual product may vary.
Allen-Bradley 1771-OBN PLC
by Allen-Bradley
Read verified buyer reviews ↓OverviewThe Allen-Bradley 1771-OBN is a high-performance digital DC output module specifically engineered for seamless integration with PLC-5 programmable logic controller systems. This module offers exceptional control and communication capabilities across numerous industrial automation applications. Featuring 32 high-true outputs, organized into four groups of eight, the 1771-OBN provides accurate and dependable signal delivery to machinery, actuators, and various industrial devices operating within a versatile 10-30V DC range. It is an indispensable component for operations demanding consistent, rapid output responsiveness and outstanding operational stability, contributing to enhanced productivity and reduced downtime.Crafted with the precision and reliability synonymous with the Allen-Bradley brand, the 1771-OBN module is built to withstand rigorous industrial conditions, ensuring long-term performance and durability. Its advanced design facilitates efficient power distribution and signal integrity, making it a foundation for sophisticated automation architectures. Whether upgrading an existing system or implementing a new industrial control solution, the 1771-OBN provides the performance and dependability required for critical operations.Key Features 32 High-True DC Outputs: Offers extensive control capacity, logically arranged for simplified configuration and management. Broad 10-30V DC Operating Range: Ensures adaptable compatibility with diverse industrial DC power supplies and applications. Dedicated PLC-5 System Integration: Guarantees effortless plug-and-play functionality and optimal performance within Allen-Bradley PLC-5 platforms. Rapid High-Speed Output Response: Delivers instantaneous signal switching, essential for real-time control in dynamic industrial automation scenarios. Exceptional Signal Termination Reliability: Ensures stable, accurate, and consistent output signals, vital for precise machine operation and process control. Robust Industrial-Grade Construction: Built to endure harsh operating conditions, offering unparalleled durability and an extended service life. Enhanced Diagnostics Capabilities: Facilitates easier troubleshooting and maintenance, minimizing operational interruptions. Technical Specifications Model: 1771-OBN Series: PLC-5 Output Type: Digital High-True DC Output Number of Outputs: 32 (structured as 4 sets of 8) Voltage Range: 10-30V DC Module Type: Output Signal Termination Module Application Focus: Industrial automation and advanced machine control systems Current Per Output: Refer to official Allen-Bradley documentation for specific current ratings Isolation: Refer to official Allen-Bradley documentation for specific isolation details Applications PLC-5 Industrial Automation Systems: A core component for intricate control schemes in manufacturing and processing plants. Motor and Actuator Control: Provides precise control for industrial motors, solenoids, and pneumatic and hydraulic actuators. High-Speed Industrial Process Monitoring: Critical for applications demanding rapid responses and accurate sequencing in production lines. Electrical Panels and Factory Automation: Integrates into control panels for managing lights, alarms, indicators, and other auxiliary systems. Robotics and Motion Control: Delivers reliable output signals for robotic arms, conveying systems, and automated assembly operations. Building Management Systems: Can be utilized for industrial HVAC control, security systems, and access control within industrial complexes. Why Choose?As an Allen-Bradley product, the 1771-OBN carries a legacy of robust engineering and dependable performance, ensuring your operations proceed without interruption.Order NowContact Palm Parts Solution today to order the Allen-Bradley 1771-OBN and enhance your industrial automation capabilities.FAQWhat systems is the 1771-OBN compatible with?The 1771-OBN is specifically designed for seamless integration with Allen-Bradley PLC-5 programmable logic controller systems.How many outputs does this module provide?It provides 32 high-true DC outputs, arranged in four groups of eight for efficient management.What is the operating voltage range for the 1771-OBN?The module operates within a broad 10-30V DC range, offering versatile compatibility with various industrial power supplies.
USA — Free FedEx Priority & UPS Ground · Worldwide shipping available
For more quantity please contact Customer Service
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.
Allen-Bradley 1771-OBN PLC
Overview
This is a genuine Allen-Bradley component from the PLC-5 Platform (Legacy) 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 PLC-5 Platform (Legacy) 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:
- Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
- Form-fit-function equivalent — alternate revision or build that drops in without code changes
- Engineered migration — current-generation Allen-Bradley platform with documented conversion notes for the PLC-5 Platform (Legacy) family
Contact our engineering team if you need help choosing between these tracks.
Technical Specifications
- Model: 1771-OBN
- Series: PLC-5
- Output Type: Digital High-True DC Output
- Number of Outputs: 32 (structured as 4 sets of 8)
- Voltage Range: 10-30V DC
- Module Type: Output Signal Termination Module
- Application Focus: Industrial automation and advanced machine control systems
- Current Per Output: Refer to official Allen-Bradley documentation for specific current ratings
- Isolation: Refer to official Allen-Bradley documentation for specific isolation details
Applications
- PLC-5 Industrial Automation Systems: A core component for intricate control schemes in manufacturing and processing plants.
- Motor and Actuator Control: Provides precise control for industrial motors, solenoids, and pneumatic and hydraulic actuators.
- High-Speed Industrial Process Monitoring: Critical for applications demanding rapid responses and accurate sequencing in production lines.
- Electrical Panels and Factory Automation: Integrates into control panels for managing lights, alarms, indicators, and other auxiliary systems.
- Robotics and Motion Control: Delivers reliable output signals for robotic arms, conveying systems, and automated assembly operations.
- Building Management Systems: Can be utilized for industrial HVAC control, security systems, and access control within industrial complexes.
Why Choose the 1771-OBN?
As an Allen-Bradley product, the 1771-OBN carries a legacy of robust engineering and dependable performance, ensuring your operations proceed without interruption.
Availability & Shipping
- ▸In stock: 1771-OBN 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 1771-OBN ships with a 1-Year PALM Parts warranty and a 30-day return window.
Frequently Asked Questions — Allen-Bradley
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.
Related Allen-Bradley resources
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.