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Mitsubishi FX3S‑20MR‑ES
by Mitsubishi Electric
Read verified buyer reviews ↓OverviewThe Mitsubishi Electric FX3S-20MR-ES is a high-performance compact programmable logic controller (PLC) from the renowned FX3S series, designed for industrial environments where space is limited. This controller offers twenty integrated input/output points, typically configured as twelve digital inputs and eight versatile relay outputs, providing precise control for various smaller automation tasks. Operating on 100–240 V AC power, the FX3S-20MR-ES delivers consistent and reliable operation. Its compatibility with GX Works2 or GX Works3 software allows for straightforward customization and integration into new or existing control setups, making it an excellent option for improving operational efficiency and productivity.Key Features 20 Integrated I/O Points: Efficiently manages twelve digital inputs and eight relay outputs for complete control. Flexible Relay Outputs: Ideal for switching various loads, including alternating current, direct current circuits, and inductive components, offering wide applicability. Universal AC Power Input: Reliably operates with 100–240 V AC, ensuring adaptability in power supply integration. High-Speed Counters & Built-in Timers: Improves precision and response times for critical control functions. Seamless Extendability: Compatible with FX3S/FX3G expansion modules, enabling future system growth and increased I/O capacity. Intuitive Programming Support: Fully supported by GX Works2 and GX Works3, simplifying programming and system configuration. Clear LED Indicators: Provides instant visual feedback on I/O status and diagnostics, assisting with troubleshooting and upkeep. Space-Saving Compact Form Factor: Optimally designed for coordinated control systems where installation space is at a premium. Technical Specifications Power Source: 100–240 V AC Digital Inputs: 12 (configurable as sink/source) Digital Outputs: 8 relay outputs (dry contact type) Program Capacity: 16K steps, sufficient for various small-scale automation tasks. Scan Speed: Optimized for efficient execution and rapid response in demanding applications. Mounting Options: Versatile mounting via DIN rail or direct panel mount for simple installation. Operating Temperature: Designed for robust operation in environments ranging from 0 to 55 °C. ApplicationsThe Mitsubishi Electric FX3S-20MR-ES is engineered for adaptability, making it an excellent solution for numerous industrial applications, including: Small Machine Control: Perfect for precise command in packaging machines, material handling setups, and automated assembly lines. Building Management Systems (BMS): Enhances control and monitoring capabilities within modern building infrastructure. HVAC and Environmental Control Panels: Provides dependable automation for heating, ventilation, and air conditioning systems. Equipment Upgrade & Legacy System Replacement: Offers a cost-effective and modern solution for updating or replacing older control systems. Simple Automation Requiring Relay Switching: Ideal for situations where robust and dependable relay-based control is essential. Why ChooseSelecting the Mitsubishi Electric FX3S-20MR-ES represents an investment in efficiency, dependability, and future-ready automation. This model excels due to its outstanding blend of capabilities: Compact Yet Versatile: Offers a highly adaptable I/O configuration in a small footprint, perfectly suiting modest automation needs without sacrificing capability. Reliable AC/DC Switching: The integrated relay outputs provide unmatched versatility for managing a diverse range of AC and DC loads with dependable performance. Cost-Effective & Reliable: Delivers a highly economical solution for automation requirements without compromising Mitsubishi Electric's celebrated quality and reliability. Easy System Expansion: Designed for straightforward expandability, ensuring your automation system can grow and adapt to future demands. Order NowUpgrade your industrial automation with the Mitsubishi FX3S-20MR-ES PLC. Contact Palm Parts Solution today to place your order or request a quote for this and other Mitsubishi Electric industrial automation products. Our expert team is ready to assist you in finding the perfect solutions for your operational needs.FAQWhat is the primary function of the Mitsubishi FX3S-20MR-ES?The FX3S-20MR-ES primarily functions as a compact programmable logic controller (PLC) for small-scale industrial automation, offering precise control over various machinery and processes.How many input/output points does this model have?This model features a total of 20 integrated I/O points, typically comprising 12 digital inputs and 8 relay outputs.What software is used to program the FX3S-20MR-ES?The FX3S-20MR-ES is programmable using Mitsubishi Electric's GX Works2 or GX Works3 software, facilitating easy configuration and system integration.Is the FX3S-20MR-ES suitable for expanding existing systems?Yes, it offers seamless expandability and is compatible with FX3S/FX3G extension modules, allowing for future growth and increased I/O capacity.What power supply does the FX3S-20MR-ES utilize?This PLC operates reliably on a universal 100–240 V AC power input.
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Mitsubishi FX3S‑20MR‑ES
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:
- Exact replacement — same Mitsubishi Electric 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 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
- Power Source: 100–240 V AC
- Digital Inputs: 12 (configurable as sink/source)
- Digital Outputs: 8 relay outputs (dry contact type)
- Program Capacity: 16K steps, sufficient for various small-scale automation tasks.
- Scan Speed: Optimized for efficient execution and rapid response in demanding applications.
- Mounting Options: Versatile mounting via DIN rail or direct panel mount for simple installation.
- Operating Temperature: Designed for robust operation in environments ranging from 0 to 55 °C.
Applications
The Mitsubishi Electric FX3S-20MR-ES is engineered for adaptability, making it an excellent solution for numerous industrial applications, including:
- Small Machine Control: Perfect for precise command in packaging machines, material handling setups, and automated assembly lines.
- Building Management Systems (BMS): Enhances control and monitoring capabilities within modern building infrastructure.
- HVAC and Environmental Control Panels: Provides dependable automation for heating, ventilation, and air conditioning systems.
- Equipment Upgrade & Legacy System Replacement: Offers a cost-effective and modern solution for updating or replacing older control systems.
- Simple Automation Requiring Relay Switching: Ideal for situations where robust and dependable relay-based control is essential.
Why Choose the FX3S‑20MR‑ES?
Selecting the Mitsubishi Electric FX3S-20MR-ES represents an investment in efficiency, dependability, and future-ready automation. This model excels due to its outstanding blend of capabilities:
- Compact Yet Versatile: Offers a highly adaptable I/O configuration in a small footprint, perfectly suiting modest automation needs without sacrificing capability.
- Reliable AC/DC Switching: The integrated relay outputs provide unmatched versatility for managing a diverse range of AC and DC loads with dependable performance.
- Cost-Effective & Reliable: Delivers a highly economical solution for automation requirements without compromising Mitsubishi Electric's celebrated quality and reliability.
- Easy System Expansion: Designed for straightforward expandability, ensuring your automation system can grow and adapt to future demands.
Availability & Shipping
- ▸In stock: FX3S‑20MR‑ES 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 FX3S‑20MR‑ES ships with a 1-Year PALM Parts warranty and a 30-day return window.
Frequently Asked Questions — Mitsubishi Electric
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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.