Mr J4 Battery
Overview
Product sourcing insights & recommendations


I have completed a detailed analysis of the Mitsubishi MR-J4 battery product and its 2026 market trends.
The MR-J4 battery system, primarily utilizing the MR-BAT6V1 and MR-BAT6V1SET models, remains a critical maintenance item for industrial servo amplifiers. With the global battery market projected to reach $177.4B in 2026, there is a strong shift toward proactive replacement strategies to avoid costly system downtime. My research highlights that the 5-year replacement cycle is a primary driver for demand, with current B2B pricing for compatible units ranging from $7 to $20.
The comprehensive report below includes:
- Technical Specifications: Nominal 6V voltage and 1650mAh capacity details.
- Model Comparisons: Differences between MR-BAT6V1, SET, and BJ variants.
- Market Trends: Projected 17.7% CAGR and the impact of the "5-year rule" on 2026 demand.
- Procurement Insights: A selection of verified products and suppliers with high transaction volumes.
- Maintenance Guide: Procedures for "hot-swapping" batteries to prevent data loss.
Please refer to the attached document for the full synthesis and data tables.
Based on the research findings, you can continue with:
Mr Bat6v1 Battery For Mitsubishi Mr J4
Products · 3 lists

Original Mitsubishi MR-J4MR-BAT6V1SET/-A Q6BAT/MR-J3BAT Lithium Battery Compatible with Servo Drives Stable Backup Power
Shenzhen Shengdeheng Technology Co., Ltd.verified🇨🇳CN3 yrs
Original Mitsubishi Servo Drive Lithium Battery MR-BAT6V1SET
Guangzhou Eason Automation Company Limited🇨🇳CN11 yrs
Industry Servo Battery MR-BAT6V1SET
Shenzhen Sandou Electronic Technology Co.,limitedverified🇨🇳CN8 yrs
100% New and Original Mitsubishi Servo Battery MR-BAT6V1SET

Mitsubishi MR-BAT6V1 Servo Battery for CNC Systems
Dongguan Hechuan Cnc Equipment Co., Ltd.verified🇨🇳CN4 yrs
Mitsubishi AC Servo Drive Lithium Battery MR-BAT6V1SET for Industrial Automation

Mitsubishi Brand New Li-ion Servo Battery MR-BAT6V1SET MRBAT6V1SET
Taizhou Songwei Cnc Machinery Co., Ltd.🇨🇳CN13 yrs
MR-BAT6V1SET-B/MR-BAT6V1SET-A for Servo Amplifier Battery for PLC Programming 220V 12-Month Warranty Carton Packaging
Quanzhou Fushite Electric Co., Ltd.🇨🇳CN1 yr
For MR-BAT6V1SET-B/MR-BAT6V1SET-A Servo Amplifier Battery PLC Programming Industrial Control 220V 12-Month Warranty 30
Quanzhou Jieyinte Electric Co., Ltd.🇨🇳CN3 yrs
For MR-BAT6V1SET-B/MR-BAT6V1SET-A Servo Amplifier Battery PLC Programming Industrial Control 220V 12-Month Warranty 30
Shenzhen Yuke Chip Electronics Co., Ltd.verified🇨🇳CN1 yr
Mitsubishi MR-BAT6V1SET-A Long Warranty BAT Battery Made Japan Nylon Steel Construction for Home Appliances Notebook Computers
Pingyoushun Electric (shanghai) Co., Ltd.🇨🇳CN8 yrs
J3 servo electrical lithium battery MR-J3BAT/ER6VC119A 3.6V/Mitsubishi M70 system battery
Quanzhou Zhantong E-Commerce Co., Ltd.🇨🇳CN2 yrs
Brand new original MR-J3BAT MR-J3BAT 3.6V Mitsubishi servo machine lithium battery in stock
Shenzhen Huarui Micro Technology Co., Ltd.🇨🇳CN2 yrs
The New Mitsubishi ER17330V/3.6V PLC Servo Drive Lithium Battery ANS Series A6BAT/MR-BAT

The new Mitsubishi ER17330V/3.6V PLC servo drive lithium battery ANS series A6BAT/MR-BAT
Shenzhen Keshengtai Electronics Co., Ltd.🇨🇳CN5 yrs
Brand new original MR-J3BAT MR-J3BAT 3.6V Mitsubishi servo machine lithium battery in stock

The New Mitsubishi ER17330V/3.6V PLC Servo Drive Lithium Battery ANS Series A6BAT/MR-BAT

The new Mitsubishi ER17330V/3.6V PLC servo drive lithium battery ANS series A6BAT/MR-BAT
Deep Dive · Full Report
Full Market Report
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Sources & References
26 sources cited · Verified industry data & reports

Battery for junction battery cable MR-BAT6V1BJ Installation ...
MITSUBISHI ELECTRIC Global website
This product is only for MR J4 servo amplifiers. This is not available with other servo amplifiers. Using MR-BAT6V1BJ battery for junction battery cable enables ...

Battery products information data sheets of Mitsubishi Electric ...
Mitsubishi Electric e-shop
TITLE: Battery products information data sheets of Mitsubishi Electric. AC Servo MR-J4 series, MR-JE series, MR-JET series and later.

Mitsubishi MR-J4 Battery 6.0V Lithium PLC
OSI Batteries
Application: Programmable Logic Controller ; Device Manufacturer: Mitsubishi ; Model: MR-BAT6V1 ; Nominal Voltage: 6v ; Nominal Capacity: 1800mAh.

Mitsubishi MR-BAT6V1SET Battery 6V MR-J4 Servo
sparetechplc.com
The MR-BAT6V1SET uses lithium-ion technology for reliable performance. Its voltage rating is 6V DC. The lithium metal content is 1.2 grams, while mercury ...

Mitsubishi MR-J4 replacement battery
BatteryGuy
6 Volt 1650 mAh replacement battery for Mitsubishi MR-J4. It meets or exceeds the Mitsubishi MR-J4 specifications defined by the Original Equipment ...

Replacement Battery for Mitsubishi MR-J4 2CR17335A ...
Amazon.com
Fully Compatible with MR-J4. · Battery Specifications - Capacity: 1650mAh, WH: 9.9Wh, Type: Li-MnO2, Voltage: 6.0V · Dimensions: 68.8 x 37.3 x 27.5mm Weight: ...
