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Mitsubishi MR-J3-350B 3.5 kW AC Servo Amplifier

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Mitsubishi MR-J3-350B

by Mitsubishi Electric

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OverviewThe Mitsubishi MR-J3-350B represents a state-of-the-art 3.5 kW AC servo amplifier, meticulously engineered to elevate the performance of sophisticated industrial automation systems. As a key component of the highly regarded MR-J3 series, this amplifier delivers unparalleled accuracy and responsive dynamics, essential for advanced motion control tasks. It seamlessly integrates into diverse machinery, providing robust support for precise positioning, speed regulation, and torque management, all while leveraging the high-speed communication capabilities of SSCNET III for synchronized multi-axis operations.Key Features High-Performance Power: Provides a substantial 3.5 kW rated output, suitable for rigorous industrial demands. Optimized Power Input: Operates efficiently with a 3-phase 200 V input, ensuring consistent power delivery. Advanced Digital Control: Incorporates sophisticated digital algorithms for outstanding accuracy and rapid responsiveness. Seamless Device Compatibility: Designed for perfect integration with a broad spectrum of MR-J3 series servo motors. SSCNET III Connectivity: Facilitates ultra-fast and reliable synchronized movement control across multiple axes. Versatile Operation Modes: Offers comprehensive control options, including position, speed, and torque modes, to meet varied application requirements. Intelligent Optimization: Features advanced auto-tuning and vibration suppression functionalities for peak system performance and stability. Integrated Safety Mechanisms: Equipped with a built-in dynamic brake circuit, enhancing operational security and control. Compact and User-Friendly: Boasts a space-saving design with an intuitive front panel display for effortless monitoring and setup. Technical Specifications Part Number: MR-J3-350B Manufacturer: Mitsubishi Electric Series: MR-J3 Rated Output: 3.5 kW Input Voltage: 3-phase 200–230 V ±10% Frequency: 50/60 Hz Control Modes: Position, speed, torque Communication: SSCNET III Mounting: Panel mount Cooling: Fan-cooled Operating Temperature: 0 °C to +55 °C Certifications: CE, UL, cUL, RoHS ApplicationsThe Mitsubishi MR-J3-350B servo amplifier is an essential component across numerous industrial applications that demand high precision and dynamic supervision: CNC and Milling Equipment: Ensures intricate and precise tool path control for superior machining quality. Robotic Motion Control: Provides the critical control for complex articulated multi-axis robotic systems, boosting speed and accuracy. Material Management Systems: Optimizes the movement and placement of goods in automated warehousing and logistics environments. Packaging and Labeling Machinery: Guarantees high-speed, synchronized operations for efficient and accurate product packaging. Precision Automation Equipment: Ideal for specialized machinery where extreme accuracy and repeatability are paramount. Why ChooseChoosing the Mitsubishi MR-J3-350B servo amplifier signifies an investment in dependability, peak performance, and cutting-edge technology: Unmatched Performance: Experience high-speed, exceptionally precise servo operation that significantly boosts productivity and output quality. Dynamic Multi-Axis Control: Perfectly suited for the most demanding dynamic multi-axis applications, offering seamless synchronization and control. Advanced Motion Profiles: Supports and executes complex motion profiles with ease, providing flexibility for diverse operational requirements. Integration Excellence: Its compact design and efficient operation guarantee easy integration into existing or new industrial setups, minimizing downtime. Global Trust and Support: Backed by Mitsubishi Electric's renowned global reliability, comprehensive support, and a legacy of innovation in industrial automation. Order NowElevate your industrial automation capabilities with the Mitsubishi MR-J3-350B servo amplifier. This high-performance unit is readily available and ready for worldwide shipment, ensuring that your operations benefit from top-tier motion control without delay.FAQWhat is the rated power output of the Mitsubishi MR-J3-350B?The MR-J3-350B servo amplifier delivers a substantial 3.5 kW rated power output.What communication protocol does the MR-J3-350B utilize?The MR-J3-350B utilizes SSCNET III for ultra-fast and reliable synchronized communication.What are the primary control modes offered by this servo amplifier?This servo amplifier offers comprehensive control options including position, speed, and torque modes.Is the MR-J3-350B compatible with other MR-J3 series components?Yes, it is designed for seamless integration with a wide range of MR-J3 series servo motors.What are some typical applications for the Mitsubishi MR-J3-350B?Typical applications include CNC and milling machines, robotic motion control, material handling systems, and packaging machinery.

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PRODUCT DETAILS

Mitsubishi MR-J3-350B

Overview

This is a genuine Mitsubishi Electric component from the Servo Drives & Motors 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 Servo Drives & Motors 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 Servo Drives & Motors family

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

Technical Specifications

  • Part Number: MR-J3-350B
  • Manufacturer: Mitsubishi Electric
  • Series: MR-J3
  • Rated Output: 3.5 kW
  • Input Voltage: 3-phase 200–230 V ±10%
  • Frequency: 50/60 Hz
  • Control Modes: Position, speed, torque
  • Communication: SSCNET III
  • Mounting: Panel mount
  • Cooling: Fan-cooled
  • Operating Temperature: 0 °C to +55 °C
  • Certifications: CE, UL, cUL, RoHS

Applications

The Mitsubishi MR-J3-350B servo amplifier is an essential component across numerous industrial applications that demand high precision and dynamic supervision:

  • CNC and Milling Equipment: Ensures intricate and precise tool path control for superior machining quality.
  • Robotic Motion Control: Provides the critical control for complex articulated multi-axis robotic systems, boosting speed and accuracy.
  • Material Management Systems: Optimizes the movement and placement of goods in automated warehousing and logistics environments.
  • Packaging and Labeling Machinery: Guarantees high-speed, synchronized operations for efficient and accurate product packaging.
  • Precision Automation Equipment: Ideal for specialized machinery where extreme accuracy and repeatability are paramount.

Why Choose the MR-J3-350B?

Choosing the Mitsubishi MR-J3-350B servo amplifier signifies an investment in dependability, peak performance, and cutting-edge technology:

  • Unmatched Performance: Experience high-speed, exceptionally precise servo operation that significantly boosts productivity and output quality.
  • Dynamic Multi-Axis Control: Perfectly suited for the most demanding dynamic multi-axis applications, offering seamless synchronization and control.
  • Advanced Motion Profiles: Supports and executes complex motion profiles with ease, providing flexibility for diverse operational requirements.
  • Integration Excellence: Its compact design and efficient operation guarantee easy integration into existing or new industrial setups, minimizing downtime.
  • Global Trust and Support: Backed by Mitsubishi Electric's renowned global reliability, comprehensive support, and a legacy of innovation in industrial automation.

Availability & Shipping

  • In stock: MR-J3-350B 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 MR-J3-350B ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Mitsubishi Electric

The MR-J3-350B servo amplifier delivers a substantial 3.5 kW rated power output.

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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