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Mitsubishi FX3U-128MR/ES-A
by Mitsubishi Electric
Read verified buyer reviews ↓OverviewElevate your industrial automation capabilities with the Mitsubishi FX3U-128MR/ES-A, a sophisticated 128-point compact PLC from the renowned FX3U Series. Engineered for precision and dependability, this powerful controller integrates 64 digital inputs and 64 robust relay outputs, making it an optimal selection for complex and mission-critical control systems. Operating seamlessly on a versatile 100–240V AC power supply, the FX3U-128MR/ES-A delivers advanced processing power, rapid execution speeds, and unparalleled modular expandability. It is meticulously crafted to satisfy the stringent requirements of mid-to-large-scale automation projects, ensuring stable and efficient operation across a wide array of applications.Key Features Extensive I/O Capacity: Features a total of 128 I/O points, precisely configured with 64 digital input channels and 64 robust relay output channels, providing comprehensive control over numerous devices. Universal Power Compatibility: Flexible 100–240V AC power supply input enables global deployment and effortless integration into diverse electrical environments. Reliable Relay Outputs: Equipped with dependable relay (mechanical contact) output types, ideal for driving inductive loads and supplying galvanic isolation. Ultra-High-Speed Processing: Experience exceptional operational efficiency with basic instructions executed in an impressive 0.21 μs, minimizing latency and maximizing throughput. Ample Built-in Memory: Includes 64k steps of program memory, offering substantial space for intricate control logic and advanced application programming. Advanced Networking Support: Prepared for modern connectivity, supporting Ethernet, RS-232, and RS-485 communication protocols through easily integrated expansion modules. Modular & Expandable Design: Future-proof your operations with extensive support for additional I/O and specialized function modules, enabling flexible system growth and customization. Technical Specifications Model: FX3U-128MR/ES-A Series: FX3U Input Voltage Range: 24V DC (on the input side) Output Current: 2A per point (maximum), 8A per common, ensuring robust switching capabilities for connected devices. Mounting Options: Versatile mounting via DIN rail or direct panel mount, offering installation flexibility. Ambient Temperature: Designed for reliable operation within a wide temperature range of 0°C to 55°C, suitable for diverse industrial settings. Weight: Approximately 2.3 kg (5.1 lbs), facilitating easy handling and installation. Certifications: Complies with international standards, holding UL, CE, and cUL certifications for assured quality and safety. ApplicationsThe Mitsubishi FX3U-128MR/ES-A PLC is engineered for a broad spectrum of demanding industrial applications, providing precise and reliable control where it matters most: Complex Industrial Automation: Driving sophisticated machinery and integrated production lines with high efficiency. Packaging and Bottling Lines: Ensuring synchronized and high-speed operation for packaging, filling, and sealing processes. Material Handling Systems: Optimizing conveyor belts, robotic pick-and-place, and automated storage and retrieval systems. HVAC Control Panels: Managing intricate heating, ventilation, and air conditioning systems for optimal environmental control. OEM Machinery: Serving as the intelligent core for original equipment manufacturers, enhancing machine performance and reliability. Why ChooseThe Mitsubishi FX3U-128MR/ES-A stands out as a superior choice for your automation requirements due to its powerful combination of features and benefits: Exceptional I/O Capacity: Its high density of 128 I/O points makes it perfectly suited for applications demanding extensive control and monitoring of numerous devices and sensors. Unmatched Flexibility and Expansion: The modular architecture allows for effortless scalability. As your operational requirements evolve, this PLC can be easily expanded with additional I/O and specialized modules, safeguarding your investment. Order NowReady to upgrade your industrial control systems? Acquire the Mitsubishi FX3U-128MR/ES-A PLC today and experience the difference that superior performance and reliability can make in your operations. Contact us for pricing and availability.FAQWhat is the input voltage range of the FX3U-128MR/ES-A?The input voltage range for this PLC is 24V DC on the input side.What are the power supply requirements for the FX3U-128MR/ES-A?The FX3U-128MR/ES-A operates on a versatile 100–240V AC power supply.What types of communication protocols does the FX3U-128MR/ES-A support?This model supports Ethernet, RS-232, and RS-485 communication protocols via easily integrated expansion modules.What is the operating temperature range for this PLC?The FX3U-128MR/ES-A is designed for reliable operation within a broad ambient temperature range of 0°C to 55°C.What is the execution speed for basic instructions on this PLC?The FX3U-128MR/ES-A boasts an ultra-high-speed processing capability, with basic instructions executed in an astonishing 0.21 μs.
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Mitsubishi FX3U-128MR/ES-A
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
- Model: FX3U-128MR/ES-A
- Series: FX3U
- Input Voltage Range: 24V DC (on the input side)
- Output Current: 2A per point (maximum), 8A per common, ensuring robust switching capabilities for connected devices.
- Mounting Options: Versatile mounting via DIN rail or direct panel mount, offering installation flexibility.
- Ambient Temperature: Designed for reliable operation within a wide temperature range of 0°C to 55°C, suitable for diverse industrial settings.
- Weight: Approximately 2.3 kg (5.1 lbs), facilitating easy handling and installation.
- Certifications: Complies with international standards, holding UL, CE, and cUL certifications for assured quality and safety.
Applications
The Mitsubishi FX3U-128MR/ES-A PLC is engineered for a broad spectrum of demanding industrial applications, providing precise and reliable control where it matters most:
- Complex Industrial Automation: Driving sophisticated machinery and integrated production lines with high efficiency.
- Packaging and Bottling Lines: Ensuring synchronized and high-speed operation for packaging, filling, and sealing processes.
- Material Handling Systems: Optimizing conveyor belts, robotic pick-and-place, and automated storage and retrieval systems.
- HVAC Control Panels: Managing intricate heating, ventilation, and air conditioning systems for optimal environmental control.
- OEM Machinery: Serving as the intelligent core for original equipment manufacturers, enhancing machine performance and reliability.
Why Choose the FX3U-128MR/ES-A?
The Mitsubishi FX3U-128MR/ES-A stands out as a superior choice for your automation requirements due to its powerful combination of features and benefits:
- Exceptional I/O Capacity: Its high density of 128 I/O points makes it perfectly suited for applications demanding extensive control and monitoring of numerous devices and sensors.
- Unmatched Flexibility and Expansion: The modular architecture allows for effortless scalability. As your operational requirements evolve, this PLC can be easily expanded with additional I/O and specialized modules, safeguarding your investment.
Availability & Shipping
- ▸In stock: FX3U-128MR/ES-A 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 FX3U-128MR/ES-A 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.