MR-J3-700B 0.1kw 200VAC. Mitsubishi AC servo amplifier; MELSERVO-J3 Series
The MR-J3-700B is a high-performance, 7.0 kW servo amplifier from Mitsubishi Electric's acclaimed MR-J3 series. It represents the core of a sophisticated motion control system, designed to deliver exceptional precision, high-speed response, and reliable operation for advanced automation machinery. This amplifier seamlessly integrates with Mitsubishi servo motors to provide a complete solution for applications demanding exact positioning, complex velocity control, and synchronized torque management. Its robust architecture and intelligent features make it a cornerstone for enhancing productivity in industries such as semiconductor manufacturing, packaging, robotics, and CNC machining.
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Superior Performance: Features advanced real-time auto-tuning and advanced vibration suppression control II, minimizing settling time and optimizing machine performance.
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High-Speed & High-Precision: Supports a high-resolution 24-bit encoder (for compatible motors) and a fast communication cycle for unparalleled positioning accuracy and smooth operation.
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Enhanced Connectivity & Flexibility: Equipped with a built-in positioning function and supports multiple communication networks, including CC-Link and SSCNET III (fiber-optic high-speed bus), for easy system integration.
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Robust Safety: Complies with international safety standards and can be paired with safety modules to implement functions like Safe Torque Off (STO).
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User-Friendly: Utilizes intuitive setup and tuning software (MR Configurator2) for easy commissioning, monitoring, and maintenance.
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Energy Efficient: Incorporates regenerative braking capability and efficient power management to reduce overall energy consumption.
MR-J3-700B Material & Applications
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Material: The unit is housed in a robust metal casing for EMI protection and heat dissipation. Internal components, including high-capacity transistors and advanced heat sinks, are designed and manufactured to industrial-grade standards for maximum durability in harsh environments.
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Applications: Ideal for high-precision, high-speed industrial automation. Common uses include industrial robots, precision assembly lines, injection molding machines, flying shears, rotary knives, winding/unwinding systems, and any machinery requiring precise multi-axis coordinated motion.
MR-J3-700B Key Parameters
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3-phase, 200-230 VAC (+10%, -15%), 50/60 Hz
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Torque, Speed, Position (Full-closed loop support available)
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Built-in (External regenerative resistor may be required)
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SSCNET III (High-speed fiber optic), CC-Link (via optional module)
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Overcurrent, Overvoltage, Undervoltage, Overload, Overheat, Encoder Error, etc.
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Supports safety functions (with additional safety module)
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0°C to 55°C (Operation), -20°C to 65°C (Storage)
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Panel-mounted (IP20 enclosure rating)
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Payment
Credit card on line is available.We also accept payment by P a y p a l,T/T and Western Union.
This item have stock,so can delivery to you within 3 business days after your payment cleared.If ther
is any import duties or taxes,it is the buyer's responsibility.
Warranty
We offer 1 year warranty for this product. If the product is out of working order under proper usage per
instructions manual within the warranty period, please contact us to obtain a merchandise return code and
shipping instruction. Then, send it back at your shipping costs.
After receiving your return item, it will take 7 days for evaluation and investigation. A brand new
replacement unit will be sent to you at our shipping costs if it meets our warranty requirements.
Shipment

Usually, we use FEDEX,DHL,TNT or EMS to deliver the goods, and it take around 4-7 working days to the
destination address. If the destiantion address is the remote area and FEDEX,DHL,TNT,EMS service do not cover
the area, we will use China post air parcel, it will take 20-30 days to your hands.
Insurance is included in the Shipping & Handling costs you paid.
Feedback
Your satisfaction is our goal,please leave 4 or 5 star feedback .Much appreciation in advance.
Please contact with us before leave Neutral feedback or Negative feedback,we'll help you solve all the
problem.Otherwise we will not provide technical support, or other solutions.
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