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Allen-Bradley 1786-RPFS ControlNet Fiber Optic Repeater Module

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Allen-Bradley 1786-RPFS

by Allen-Bradley

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OverviewThe Allen-Bradley 1786-RPFS is a high-performance ControlNet fiber optic repeater module, meticulously designed to provide reliable signal extension and optical isolation over short distances within your industrial automation infrastructure. This essential component guarantees uninterrupted data transmission through fiber optic cables, proving especially valuable in environments susceptible to electrical interference or where traditional copper wiring is unfeasible. With an operational range of up to 300 meters, the 1786-RPFS substantially bolsters network dependability and integrity, all within a compact and efficient design. Its capacity to deliver vital electrical isolation safeguards sensitive equipment and sustains optimal network performance, establishing it as a cornerstone for resilient ControlNet systems.Key Features Advanced Fiber Optic Connectivity: Ensures dependable ControlNet signal transfer using fiber optic cables for distances reaching 300 meters. Superior Optical Isolation: Offers crucial electrical separation between network segments, protecting against surges, ground loops, and electrical noise. Enhanced Network Reliability: Improves the overall stability and operational uptime of your ControlNet system, particularly in electrically demanding settings. Compact and Efficient Design: Its minimal footprint allows for straightforward incorporation into existing control panels and confined industrial spaces. Plug-and-Play Installation: Engineered for simple setup with minimal configuration, ensuring rapid deployment and reduced downtime. Maintains ControlNet Signal Integrity: Rigorously upholds ControlNet timing criteria and signal quality for consistent network functionality. Versatile Mounting Options: Accommodates both DIN rail and panel mounting for adaptable installation in diverse industrial configurations. Technical Specifications Brand: Allen-Bradley Series: Bulletin 1786 Part Number: 1786-RPFS Function: ControlNet fiber repeater module Distance Range: 0–300 meters (short-distance) Media Type: Fiber optic Purpose: Optical isolation and signal extension Mounting Type: DIN rail or panel mount Enclosure Type: Open style Condition: New Communication Protocol: ControlNet Isolation: Optical Applications Deployment in industrial environments requiring short-distance fiber optic links within ControlNet networks. Mitigation of electrical noise and electromagnetic interference (EMI) between distinct network segments. Establishing secure and reliable fiber connections between adjacent control cabinets. Integration into OEM systems that demand robust and noise-resistant communication solutions. Facilitating seamless fiber media transitions in localized or distributed automation cells. Extending ControlNet connectivity in challenging environments where copper cabling is not viable. Why Choose Unmatched Reliability: Manufactured by Allen-Bradley, a leader in industrial automation, ensuring robust and dependable operation. Critical Noise Immunity: Provides essential optical isolation, making it indispensable for maintaining network stability in electrically volatile environments. Optimized for Short-Distance Performance: Specifically designed for efficient and cost-effective signal extension over shorter fiber runs, preventing unnecessary over-specification. Seamless Integration: Its compact size and flexible mounting options simplify integration into a wide array of industrial control systems without requiring extensive modifications. Future-Proof Your Network: Investing in fiber optic technology enhances your network's resilience against evolving industrial noise challenges and provides a pathway for future upgrades. Global Availability & Support: The 1786-RPFS ships worldwide, backed by Allen-Bradley's reputation for quality and support. Order NowElevate the performance and reliability of your ControlNet network with the Allen-Bradley 1786-RPFS Fiber Repeater Module. With its advanced optical isolation and robust signal extension capabilities, this module is an indispensable asset for modern industrial environments. Ensure uninterrupted operation and safeguard your critical equipment by integrating this high-quality solution into your infrastructure today.FAQWhat is the primary function of the Allen-Bradley 1786-RPFS?The primary function of the 1786-RPFS is to extend ControlNet signals over fiber optic cables for short distances (up to 300 meters) while providing optical isolation to protect against electrical interference.What is the maximum distance the 1786-RPFS can extend a ControlNet signal?This module can extend a ControlNet signal up to 300 meters using fiber optic cabling.Does the 1786-RPFS provide protection against electrical noise?Yes, it offers superior optical isolation, which provides critical protection against electrical surges, ground loops, and electrical noise.What mounting options are available for the 1786-RPFS?The 1786-RPFS supports both DIN rail and panel mounting configurations, offering flexibility for various industrial setups.Is this module difficult to install?No, it features a plug-and-play design, allowing for straightforward installation with minimal configuration, which reduces deployment time.

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PRODUCT DETAILS

Allen-Bradley 1786-RPFS

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

  • Brand: Allen-Bradley
  • Series: Bulletin 1786
  • Part Number: 1786-RPFS
  • Function: ControlNet fiber repeater module
  • Distance Range: 0–300 meters (short-distance)
  • Media Type: Fiber optic
  • Purpose: Optical isolation and signal extension
  • Mounting Type: DIN rail or panel mount
  • Enclosure Type: Open style
  • Condition: New
  • Communication Protocol: ControlNet
  • Isolation: Optical

Applications

  • Deployment in industrial environments requiring short-distance fiber optic links within ControlNet networks.
  • Mitigation of electrical noise and electromagnetic interference (EMI) between distinct network segments.
  • Establishing secure and reliable fiber connections between adjacent control cabinets.
  • Integration into OEM systems that demand robust and noise-resistant communication solutions.
  • Facilitating seamless fiber media transitions in localized or distributed automation cells.
  • Extending ControlNet connectivity in challenging environments where copper cabling is not viable.

Why Choose the 1786-RPFS?

  • Unmatched Reliability: Manufactured by Allen-Bradley, a leader in industrial automation, ensuring robust and dependable operation.
  • Critical Noise Immunity: Provides essential optical isolation, making it indispensable for maintaining network stability in electrically volatile environments.
  • Optimized for Short-Distance Performance: Specifically designed for efficient and cost-effective signal extension over shorter fiber runs, preventing unnecessary over-specification.
  • Seamless Integration: Its compact size and flexible mounting options simplify integration into a wide array of industrial control systems without requiring extensive modifications.
  • Future-Proof Your Network: Investing in fiber optic technology enhances your network's resilience against evolving industrial noise challenges and provides a pathway for future upgrades.
  • Global Availability & Support: The 1786-RPFS ships worldwide, backed by Allen-Bradley's reputation for quality and support.

Availability & Shipping

  • In stock: 1786-RPFS 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 1786-RPFS ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Allen-Bradley

The primary function of the 1786-RPFS is to extend ControlNet signals over fiber optic cables for short distances (up to 300 meters) while providing optical isolation to protect against electrical interference.

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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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.

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