Description
The Mitsubishi Q6BAT CR17335SE-R 3V Lithium Battery is an industrial backup battery designed for compatible Mitsubishi programmable controllers and control systems.
It supplies backup power for retaining important memory data when equipment power is switched off. Mitsubishi specifies the Q6BAT for retention of program memory, standard RAM and latch-device data during power failure.
The ArcEin stock shown includes the battery with attached red/black leads and connector for installation in compatible equipment.
Key features
- Mitsubishi Q6BAT replacement battery
- Cell marking: CR17335SE-R
- 3V nominal voltage
- 1800mAh nominal capacity
- Manganese-dioxide lithium primary chemistry
- Supplied with lead wire and connector
- Designed for industrial memory-backup applications
- Non-rechargeable
Common Applications
Suitable as a replacement/backup battery for compatible Mitsubishi MELSEC programmable controllers, Motion controllers and industrial automation equipment designed for Q6BAT.
Mitsubishi documentation specifically identifies Q6BAT for memory/data backup applications and shows its use with compatible Motion CPU/controller systems.
Compatibility warning: Customers should match Q6BAT / CR17335SE-R, voltage, connector and equipment manual before ordering. Do not purchase based only on physical appearance.
Important safety information
This is a non-rechargeable primary lithium battery. Do not charge, short-circuit, disassemble, overheat or incinerate it. Mitsubishi specifically warns against these actions.
For PLC/CNC equipment, important machine parameters and programs should be backed up before battery replacement and the manufacturer’s replacement procedure should be followed.






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