
*Image shown is a representation only. Actual product may vary.
Mitsubishi FX1S‑20MR‑ES/UL
by Mitsubishi Electric
Read verified buyer reviews ↓OverviewThe Mitsubishi FX1S-20MR-ES/UL is a compact yet powerful Programmable Logic Controller (PLC) from the well-regarded Mitsubishi Electric FX1S series, designed for consistent performance across various industrial automation settings. This particular model offers 20 versatile input/output points, featuring 12 digital inputs and 8 relay outputs, providing extensive connectivity for numerous control requirements. Its exceptional voltage adaptability, supporting a broad operating range of 24–240 V AC/DC, ensures effortless integration into nearly any electrical setup globally. Furthermore, its UL approval confirms adherence to stringent North American safety regulations, making it a prime selection for regulated industrial installations. The FX1S-20MR-ES/UL is built for space-saving efficiency, making it suitable for managing machinery, sophisticated lighting networks, and precise signal switching functions. As a key component of the Mitsubishi Electric automation portfolio, the FX1S-20MR-ES/UL exemplifies the brand's dedication to quality, longevity, and technological advancement. Its small size belies its significant capabilities, facilitating intricate automation solutions in restricted spaces without compromising execution or dependability. This PLC is an excellent option for system integrators, original equipment manufacturers, and industrial users seeking a dependable and certified control device for essential operations.Key Features Series: FX1S Power Supply: Wide range 24–240 V AC/DC Total I/O Points: 20 (12 digital inputs / 8 relay outputs) Output Type: Durable Relay outputs UL-Certified: Approved for North American industrial installations, ensuring safety and compliance. Built-In Functions: Comprehensive suite including timers, counters, logic, and arithmetic operations for versatile control. Program Capacity: Generous 2,000 steps, allowing for complex programming. Memory Backup: Non-volatile EEPROM ensures program retention even during power loss. LED Status Indicators: Clear visual feedback for inputs, outputs, and CPU status, facilitating quick diagnostics. Mounting: Flexible DIN rail or panel mount options for easy installation. Technical Specifications Catalog Number: FX1S-20MR-ES/UL Digital Inputs: 12 (configurable as sink/source, supporting 24–240 V AC/DC) Digital Outputs: 8 relay outputs (rated at 2 A per point, with an 8 A common rating) Input Voltage Range: 24–240 V AC/DC ±10% Processing Speed: Rapid approximate 0.5 μs per instruction for efficient operation. Program Memory: 2,000 steps Ambient Temperature: Operational range from 0 °C to 55 °C Protection Rating: IP10 (when installed within an appropriate enclosure) Dimensions: Approximately 90 mm × 90 mm × 73 mm Weight: Approximately 0.47 kg Certifications: CE, UL, RoHS compliant, ensuring global applicability and environmental responsibility. ApplicationsThe Mitsubishi FX1S-20MR-ES/UL PLC serves as a versatile control solution perfect for a wide array of industrial and commercial applications, including: Compact Control Systems: Ideal for managing conveyors, pumps, and various lighting systems where space is at a premium. Machine Tools and Packaging Equipment: Provides precise and reliable control for automated machinery, optimizing production efficiency. Industrial Signal Switching and Automation: Perfect for handling discrete signals and automating processes in complex industrial environments. OEM Panel and Machine Control: A compact and cost-effective solution for original equipment manufacturers to integrate into their products. Building Automation and HVAC Control Panels: Enables intelligent control of building systems, enhancing energy efficiency and occupant comfort. Why Choose This Model?Flexible Voltage HandlingIts ability to support both AC and DC voltages over a wide range (24–240 V) significantly simplifies integration into diverse power systems without the need for additional power conditioning.Robust Relay OutputsEquipped with durable relay outputs, this PLC can directly manage various devices, minimizing the necessity for external interfacing components and simplifying installation.Order NowReady to enhance your automation capabilities? Contact our sales team today to learn more about the Mitsubishi FX1S-20MR-ES/UL and place your order. Our experts are here to assist you with selection and support.FAQWhat is the primary function of the Mitsubishi FX1S-20MR-ES/UL?The Mitsubishi FX1S-20MR-ES/UL is a Programmable Logic Controller (PLC) used for automating industrial processes by controlling machines and systems with its 20 I/O points.Is this PLC suitable for international use?Yes, with a wide voltage range of 24-240 V AC/DC and multiple certifications, including CE, UL, and RoHS, it is designed for global application and diverse electrical standards.What kind of applications benefit most from this PLC?It is particularly well-suited for compact control systems, machine tools, packaging equipment, industrial signal switching, OEM panel control, and building automation due to its size and capabilities.
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.
Mitsubishi FX1S‑20MR‑ES/UL
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
- Catalog Number: FX1S-20MR-ES/UL
- Digital Inputs: 12 (configurable as sink/source, supporting 24–240 V AC/DC)
- Digital Outputs: 8 relay outputs (rated at 2 A per point, with an 8 A common rating)
- Input Voltage Range: 24–240 V AC/DC ±10%
- Processing Speed: Rapid approximate 0.5 μs per instruction for efficient operation.
- Program Memory: 2,000 steps
- Ambient Temperature: Operational range from 0 °C to 55 °C
- Protection Rating: IP10 (when installed within an appropriate enclosure)
- Dimensions: Approximately 90 mm × 90 mm × 73 mm
- Weight: Approximately 0.47 kg
- Certifications: CE, UL, RoHS compliant, ensuring global applicability and environmental responsibility.
Applications
The Mitsubishi FX1S-20MR-ES/UL PLC serves as a versatile control solution perfect for a wide array of industrial and commercial applications, including:
- Compact Control Systems: Ideal for managing conveyors, pumps, and various lighting systems where space is at a premium.
- Machine Tools and Packaging Equipment: Provides precise and reliable control for automated machinery, optimizing production efficiency.
- Industrial Signal Switching and Automation: Perfect for handling discrete signals and automating processes in complex industrial environments.
- OEM Panel and Machine Control: A compact and cost-effective solution for original equipment manufacturers to integrate into their products.
- Building Automation and HVAC Control Panels: Enables intelligent control of building systems, enhancing energy efficiency and occupant comfort.
Why Choose the FX1S‑20MR‑ES/UL?
Flexible Voltage Handling
Its ability to support both AC and DC voltages over a wide range (24–240 V) significantly simplifies integration into diverse power systems without the need for additional power conditioning.
Robust Relay Outputs
Equipped with durable relay outputs, this PLC can directly manage various devices, minimizing the necessity for external interfacing components and simplifying installation.
Availability & Shipping
- ▸In stock: FX1S‑20MR‑ES/UL 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‑ES/UL ships with a 1-Year PALM Parts warranty and a 30-day return window.
Frequently Asked Questions — Mitsubishi Electric
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.
Related Mitsubishi Electric 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.