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Mitsubishi FX1S-20MR-001 PLC main unit, a compact gray industrial automation controller with various ports and indicator

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Mitsubishi FX1S-20MR-001

by Mitsubishi Electric

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OverviewThe Mitsubishi FX1S-20MR-001 is an advanced, space-saving programmable logic controller from the respected FX1S series, meticulously crafted for dependable performance across numerous industrial automation applications. This potent controller features 20 integrated input/output points, including 12 digital inputs and 8 durable relay outputs, all operating on a 24 V DC power supply. Its streamlined design, incorporating built-in relay outputs, makes it an essential element for optimizing fundamental automation tasks, precise logic sequencing, and seamless integration into various original equipment manufacturer (OEM) machinery. The FX1S-20MR-001 exemplifies Mitsubishi Electric's dedication to superior quality and innovation, providing an economical solution without sacrificing functionality or reliability. This PLC is an optimal selection for engineers and system integrators seeking a high-performance, small-footprint automation platform.Key Features Integrated I/O: Offers 20 total I/O points, comprising 12 digital inputs and 8 relay outputs, for adaptable control needs. Dependable Output: Fitted with sturdy relay outputs, ensuring consistent operation and broad compatibility with different loads. Efficient Power: Operates on a standard 24 V DC power source, simplifying integration into existing industrial setups. Streamlined Design: A compact, all-in-one unit that centralizes crucial control functions, including embedded relay outputs. Advanced Timing: Supports high-speed counters and timers, enabling accurate management of time-sensitive processes. Integrated Safety: Includes built-in safety diagnostics and error detection mechanisms, boosting operational safety and reducing downtime. Intuitive Programming: Fully compatible with GX Developer software, offering an efficient development platform. Industrial Grade: Designed to be dust-tight and is UL-certified, guaranteeing reliable performance in demanding industrial environments. Technical SpecificationsCatalog Number: FX1S-20MR-001Inputs: 12 digital (supports both sink and source configurations)Outputs: 8 relay outputs (each capable of handling a maximum of 2 A)Input Voltage: 24 V DC ±10%Program Memory: 2,000 steps, providing ample space for intricate control logic.Power Consumption: Approximately 10 W, ensuring energy-efficient operation.Mounting: Flexible options including DIN rail or panel mounting for diverse installations.Dimensions (W×H×D): 120 × 90 × 86 mm, suitable for space-constrained applications.Protection Class: IP10 (open type), offering protection against solid objects larger than 50mm.Operating Temperature: 0 °C to +55 °C, ensuring stable performance in typical industrial climates.Certifications: CE, UL (E175732), cUL, affirming adherence to international safety and quality standards.Applications Small Machine Automation: Ideal for managing compact machinery and various actuators with precision. Conveyor System Control: Facilitates smooth integration and control of conveyor systems and sensors. OEM Logic Systems: Provides a reliable control solution for basic logic requirements in original equipment. HVAC and Lighting: Perfectly suited for automating heating, ventilation, air conditioning, and lighting systems. Entry-Level Control: An excellent choice for developing and implementing accessible automation and control panels. Why ChooseThe Mitsubishi FX1S-20MR-001 stands out for numerous compelling reasons. It offers a compact and highly economical PLC solution with integrated relay outputs, making it a cost-effective yet powerful option for various industrial requirements. Its design prioritizes straightforward setup and installation, allowing for rapid deployment even in confined spaces, fulfilling the critical needs of modern automation.Order NowEnhance your industrial automation with the Mitsubishi FX1S-20MR-001.Contact us today to inquire about pricing and availability or to request a personalized quote. Our expert team is ready to assist you in selecting the ideal components for your system.FAQWhat are the primary applications of the FX1S-20MR-001?The FX1S-20MR-001 is versatile, ideal for small machine and actuator control, conveyor and sensor integration, basic OEM equipment logic, HVAC and lighting systems, and entry-level automation panels.What are the power supply requirements for this PLC?The Mitsubishi FX1S-20MR-001 operates efficiently on a standard 24 V DC power supply, making it easy to integrate into existing industrial setups.What programming software is compatible with the FX1S-20MR-001?The FX1S-20MR-001 is fully compatible with GX Developer programming software, providing an intuitive and efficient environment for development.

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PRODUCT DETAILS

Mitsubishi FX1S-20MR-001

Overview

This is a genuine Mitsubishi Electric component from the MELSEC PLCs 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 Mitsubishi Electric catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Mitsubishi Electric automation ecosystem
  • Engineered to integrate inside MELSEC PLCs installations

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Mitsubishi Electric 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 Mitsubishi Electric 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 Mitsubishi Electric platform with documented conversion notes for the MELSEC PLCs family

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

Technical Specifications

Catalog Number: FX1S-20MR-001

Inputs: 12 digital (supports both sink and source configurations)

Outputs: 8 relay outputs (each capable of handling a maximum of 2 A)

Input Voltage: 24 V DC ±10%

Program Memory: 2,000 steps, providing ample space for intricate control logic.

Power Consumption: Approximately 10 W, ensuring energy-efficient operation.

Mounting: Flexible options including DIN rail or panel mounting for diverse installations.

Dimensions (W×H×D): 120 × 90 × 86 mm, suitable for space-constrained applications.

Protection Class: IP10 (open type), offering protection against solid objects larger than 50mm.

Operating Temperature: 0 °C to +55 °C, ensuring stable performance in typical industrial climates.

Certifications: CE, UL (E175732), cUL, affirming adherence to international safety and quality standards.

Applications

  • Small Machine Automation: Ideal for managing compact machinery and various actuators with precision.
  • Conveyor System Control: Facilitates smooth integration and control of conveyor systems and sensors.
  • OEM Logic Systems: Provides a reliable control solution for basic logic requirements in original equipment.
  • HVAC and Lighting: Perfectly suited for automating heating, ventilation, air conditioning, and lighting systems.
  • Entry-Level Control: An excellent choice for developing and implementing accessible automation and control panels.

Why Choose the FX1S-20MR-001?

The Mitsubishi FX1S-20MR-001 stands out for numerous compelling reasons. It offers a compact and highly economical PLC solution with integrated relay outputs, making it a cost-effective yet powerful option for various industrial requirements. Its design prioritizes straightforward setup and installation, allowing for rapid deployment even in confined spaces, fulfilling the critical needs of modern automation.

Availability & Shipping

  • In stock: FX1S-20MR-001 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 FX1S-20MR-001 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Mitsubishi Electric

The FX1S-20MR-001 is versatile, ideal for small machine and actuator control, conveyor and sensor integration, basic OEM equipment logic, HVAC and lighting systems, and entry-level automation panels.

Machine down? We ship parts the same day.

New, surplus, and refurbished Mitsubishi Electric inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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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.

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