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Allen-Bradley 1771-OAD
by Allen-Bradley
Read verified buyer reviews ↓OverviewThe Allen-Bradley 1771-OAD is a robust digital output module specifically engineered for seamless integration into PLC-5 programmable logic controller systems. This high-performance module provides 16 isolated discrete outputs, each capable of switching 120V AC loads with exceptional reliability. Designed for demanding industrial environments, the 1771-OAD ensures precise control and dependable operation for a wide array of applications, making it an indispensable component for modern automation infrastructures. Its compatibility with various PLC-5 chassis and flexible wiring options underscore its versatility and ease of deployment.Key Features Dedicated PLC-5 Compatibility: Meticulously designed for perfect integration and performance within Allen-Bradley PLC-5 chassis and control systems. 16 High-Capacity Discrete Outputs: Offers 16 individual output channels, providing extensive control points for complex machinery and processes. 120V AC Switching Capability: Each output can reliably switch 120V AC loads, suitable for common industrial power requirements. 2 Amp Output Current per Point: Delivers a substantial 2 Amps of current per individual output, enabling direct control of many industrial devices. 8 Amp Maximum Module Current: Ensures optimal power management and system longevity with a maximum total module current rating of 8 Amps. Flexible Wiring Options: Supports the standard 1771-WH wiring arm and offers an optional fused 1771-WHF wiring arm for enhanced protection and safety. Broad Chassis Compatibility: Compatible with a wide range of PLC-5 chassis, including 1771-A1B through -A4B, 1771-AM1, and 1771-AM2. Technical SpecificationsAs a critical component for industrial automation, the Allen-Bradley 1771-OAD digital output module offers precise and dependable specifications: Product Type: Digital Output Module Catalog Number: 1771-OAD Series: 1771 (PLC-5) Number of Outputs: 16 discrete outputs Output Voltage: 120V AC Output Current per Point: 2 A Maximum Module Current: 8 A Compatible Wiring Arm: 1771-WH (Standard), 1771-WHF (Optional, Fused) Compatible Chassis: 1771-A1B through -A4B or later I/O chassis, 1771-AM1, -AM2 chassis ApplicationsThe versatility and robust design of the Allen-Bradley 1771-OAD make it ideal for a multitude of industrial applications: Motor Control Integration: Seamlessly controls AC motors, often through appropriate starters and contactors, in various manufacturing and processing lines. Lighting and Solenoid Actuation: Efficiently switches industrial lighting systems, solenoids, and other 120V AC loads for automated processes. General-Purpose Discrete Output: Serves as a reliable solution for various discrete output requirements within complex PLC-5 controlled systems. Process Automation: Enhances the control capabilities in process automation scenarios requiring multiple high-current AC switching points. Material Handling Systems: Optimally integrates into material handling equipment for precise control of conveyors, diverters, and other actuated components. Why Choose This Model? Unmatched Reliability: Built with Allen-Bradley's legendary quality, ensuring long-term, trouble-free operation in demanding industrial environments. Optimized for PLC-5: Guarantees seamless compatibility and peak performance when integrated with existing PLC-5 controller systems. High Output Density: Offers 16 outputs in a single module, simplifying system design and reducing panel space requirements. Enhanced Safety Options: The availability of an optional fused wiring arm (1771-WHF) provides an extra layer of circuit protection. Durable and Long-Lasting: Engineered for industrial ruggedness, providing a dependable solution that withstands harsh operating conditions. Order NowElevate your industrial control systems with the Allen-Bradley 1771-OAD Digital Output Module. Experience superior performance, reliability, and seamless integration with your PLC-5 infrastructure. Add this essential component to your system today.FAQWhat is the primary function of the 1771-OAD module?The 1771-OAD module serves as a digital output component, providing 16 isolated discrete outputs to control 120V AC loads within Allen-Bradley PLC-5 systems.How many outputs does the 1771-OAD module provide?This module features 16 independent discrete output channels.What is the maximum output voltage per point?Each output point is capable of reliably switching 120V AC loads.What is the current rating for each output?Each individual output can deliver up to 2 amps of current.Is the 1771-OAD compatible with all PLC-5 chassis?It is compatible with a wide range of PLC-5 chassis, including 1771-A1B through -A4B, 1771-AM1, and 1771-AM2.Are there any wiring options available for the 1771-OAD?Yes, it supports the standard 1771-WH wiring arm and an optional fused 1771-WHF wiring arm for added protection.
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Allen-Bradley 1771-OAD
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
As a critical component for industrial automation, the Allen-Bradley 1771-OAD digital output module offers precise and dependable specifications:
- Product Type: Digital Output Module
- Catalog Number: 1771-OAD
- Series: 1771 (PLC-5)
- Number of Outputs: 16 discrete outputs
- Output Voltage: 120V AC
- Output Current per Point: 2 A
- Maximum Module Current: 8 A
- Compatible Wiring Arm: 1771-WH (Standard), 1771-WHF (Optional, Fused)
- Compatible Chassis: 1771-A1B through -A4B or later I/O chassis, 1771-AM1, -AM2 chassis
Applications
The versatility and robust design of the Allen-Bradley 1771-OAD make it ideal for a multitude of industrial applications:
- Motor Control Integration: Seamlessly controls AC motors, often through appropriate starters and contactors, in various manufacturing and processing lines.
- Lighting and Solenoid Actuation: Efficiently switches industrial lighting systems, solenoids, and other 120V AC loads for automated processes.
- General-Purpose Discrete Output: Serves as a reliable solution for various discrete output requirements within complex PLC-5 controlled systems.
- Process Automation: Enhances the control capabilities in process automation scenarios requiring multiple high-current AC switching points.
- Material Handling Systems: Optimally integrates into material handling equipment for precise control of conveyors, diverters, and other actuated components.
Why Choose the 1771-OAD?
- Unmatched Reliability: Built with Allen-Bradley's legendary quality, ensuring long-term, trouble-free operation in demanding industrial environments.
- Optimized for PLC-5: Guarantees seamless compatibility and peak performance when integrated with existing PLC-5 controller systems.
- High Output Density: Offers 16 outputs in a single module, simplifying system design and reducing panel space requirements.
- Enhanced Safety Options: The availability of an optional fused wiring arm (1771-WHF) provides an extra layer of circuit protection.
- Durable and Long-Lasting: Engineered for industrial ruggedness, providing a dependable solution that withstands harsh operating conditions.
Availability & Shipping
- ▸In stock: 1771-OAD 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-OAD ships with a 1-Year PALM Parts warranty and a 30-day return window.
Frequently Asked Questions — Allen-Bradley
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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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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.