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Mitsubishi R04CPU Standard CPU Module for MELSEC iQ-R Series automation

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Mitsubishi R04CPU

by Mitsubishi Electric

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OverviewEnhance your industrial automation infrastructure with the Mitsubishi R04CPU Standard Central Processing Unit Module, a core component of the innovative MELSEC iQ-R Series. This CPU module is engineered for top-tier performance and adaptability, delivering superior processing capabilities with an impressive 0.98 ns LD instruction speed, ensuring exceptionally fast and accurate control. Designed for effortless integration into challenging industrial settings, the R04CPU supports a broad spectrum of I/O points and features integrated Ethernet and USB connectivity, facilitating streamlined data exchange and system integration. Its robust construction and array of programming choices make it an excellent choice for various industrial applications, providing the stability and efficiency vital for contemporary manufacturing and process control operations.Key Features Extensive Program Capacity: A substantial 40K steps (160 KB) for sophisticated control logic. High-Speed Instruction Execution: LD Instruction: 0.98 ns MOV Instruction: 1.96 ns Broad I/O Support: Local I/O: Up to 4,096 points for comprehensive device management. Combined Local + Remote I/O: Expandable to 12,288 points for large-scale systems. Integrated Communication Interfaces: Ethernet: One 10BASE-T/100BASE-TX port for high-speed network integration. USB 2.0: One mini-B port for convenient local access and programming. Memory Expansion Options: Features an SD/SDHC memory card slot, supporting up to 32 GB for data logging and program storage. Flexible Mounting: Designed for seamless integration into MELSEC iQ-R Series base units. Reliable Power Supply: Operates on 5V DC, sourced from a dedicated iQ-R Series power supply unit. Multi-Language Programming Support: Compatible with Ladder Diagram (LD), Structured Text (ST), Function Block Diagram (FBD), and Sequential Function Chart (SFC). Global Recognitions: CE, UL, cUL, UKCA certified, ensuring adherence to international standards and safety. Environmental Compliance: RoHS compliant for eco-conscious operation. Technical Specifications Model: R04CPU Series: MELSEC iQ-R Dimensions (W × H × D): 27.8 × 106 × 110 mm Weight: Approximately 0.2 kg Operating Temperature: 0°C to 55°C Storage Temperature: -25°C to 75°C Internal Current Consumption: 0.67 A Backup Power: Capacitor-based, retaining data for 3 minutes during power interruptions. ApplicationsThe Mitsubishi R04CPU is engineered to perform exceptionally across a wide array of industrial applications, including: Manufacturing Automation: Precise command for assembly operations, robotics, and discrete manufacturing. Process Control Systems: Dependable functionality in chemical, pharmaceutical, and food & beverage production. Building Management Solutions: Efficient control of HVAC systems, lighting, and security frameworks. Material Handling and Logistics: Optimized management for conveyor systems, automated storage, and retrieval. Energy Management Systems: Monitoring and regulation for energy efficiency in industrial facilities. Why Choose the Mitsubishi R04CPU? Unmatched Speed: Its 0.98 ns LD instruction speed provides incredibly fast response, crucial for critical tasks. Exceptional Scalability: Supports a vast number of I/O points, allowing for future growth and adaptation to changing system needs. Seamless Connectivity: Integrated Ethernet and USB ports enhance communication, simplifying system integration and data exchange. Programming Versatility: Compatibility with multiple programming languages enables engineers to create highly customized and efficient control programs. Compact and Efficient Design: The R04CPU's small size makes it perfect for installations where space is limited, without sacrificing performance. Renowned Reliability: Backed by Mitsubishi Electric's reputation for quality and longevity, ensuring consistent operational stability. Order NowUnlock the full potential of your automation systems with the Mitsubishi R04CPU Standard CPU Module. Experience superior performance, robust connectivity, and a scalable design. The Mitsubishi R04CPU PLC CPU module is readily available for global shipping.FAQWhat is the primary function of the Mitsubishi R04CPU?The Mitsubishi R04CPU serves as a central processing unit module for industrial automation, offering high-speed control and extensive I/O support within the MELSEC iQ-R Series.What programming languages are compatible with the R04CPU?The R04CPU supports multiple programming languages, including Ladder Diagram (LD), Structured Text (ST), Function Block Diagram (FBD), and Sequential Function Chart (SFC).Can the R04CPU be used in large-scale industrial systems?Yes, with support for up to 12,288 combined local and remote I/O points, the R04CPU is designed to manage large and complex industrial automation systems efficiently.What connectivity options does the R04CPU offer?The R04CPU features integrated Ethernet (10BASE-T/100BASE-TX) and USB 2.0 (mini-B) ports for comprehensive network integration and local connectivity.How does the R04CPU contribute to system reliability?Beyond its robust design and global certifications, the R04CPU includes capacitor-based backup power, maintaining data for 3 minutes during power interruptions, and is backed by Mitsubishi Electric's reputation for quality.

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PRODUCT DETAILS

Mitsubishi R04CPU

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

  • Model: R04CPU
  • Series: MELSEC iQ-R
  • Dimensions (W × H × D): 27.8 × 106 × 110 mm
  • Weight: Approximately 0.2 kg
  • Operating Temperature: 0°C to 55°C
  • Storage Temperature: -25°C to 75°C
  • Internal Current Consumption: 0.67 A
  • Backup Power: Capacitor-based, retaining data for 3 minutes during power interruptions.

Applications

The Mitsubishi R04CPU is engineered to perform exceptionally across a wide array of industrial applications, including:

  • Manufacturing Automation: Precise command for assembly operations, robotics, and discrete manufacturing.
  • Process Control Systems: Dependable functionality in chemical, pharmaceutical, and food & beverage production.
  • Building Management Solutions: Efficient control of HVAC systems, lighting, and security frameworks.
  • Material Handling and Logistics: Optimized management for conveyor systems, automated storage, and retrieval.
  • Energy Management Systems: Monitoring and regulation for energy efficiency in industrial facilities.

Why Choose the R04CPU?

  • Unmatched Speed: Its 0.98 ns LD instruction speed provides incredibly fast response, crucial for critical tasks.
  • Exceptional Scalability: Supports a vast number of I/O points, allowing for future growth and adaptation to changing system needs.
  • Seamless Connectivity: Integrated Ethernet and USB ports enhance communication, simplifying system integration and data exchange.
  • Programming Versatility: Compatibility with multiple programming languages enables engineers to create highly customized and efficient control programs.
  • Compact and Efficient Design: The R04CPU's small size makes it perfect for installations where space is limited, without sacrificing performance.
  • Renowned Reliability: Backed by Mitsubishi Electric's reputation for quality and longevity, ensuring consistent operational stability.

Availability & Shipping

  • In stock: R04CPU 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 R04CPU ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Mitsubishi Electric

The Mitsubishi R04CPU serves as a central processing unit module for industrial automation, offering high-speed control and extensive I/O support within the MELSEC iQ-R Series.

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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