Yaskawa GA500 AC Drive
Yaskawa GA500 AC Drive code bAT: Keypad Battery Low Voltage
The keypad battery voltage is low, which will eventually cause the keypad to lose its stored settings.
- Code
- bAT
- Name
- Keypad Battery Low Voltage
- Controller
- Yaskawa GA500 AC Drive
- Type
- Internal fault
- What it does
- Fault: the equipment trips and stops
- Risk
- YELLOW Booth plays by its own rules
- Reset
- Needs a manual reset
- Source
- The manufacturer's manual (subscribers see which manual and page)
Updated November 4, 2026
How to fix it
Subscribers get:
- What to do next, in plain words
- What the manual says to do, and the page it is on
- The 1 common cause listed for this code
- Booking a live video call with Ben, a master booth technician ($250/hr, paid per call)
Questions about this code
What does Yaskawa GA500 AC Drive code bAT mean?
The keypad battery voltage is low, which will eventually cause the keypad to lose its stored settings.
Is Yaskawa GA500 AC Drive code bAT dangerous?
It is graded yellow: not hard, but a booth does it differently than the gear most techs know, so follow the checks in order.
How do I fix Yaskawa GA500 AC Drive code bAT?
The manual's fix and the step by step check for this code are in WERCS Diagnose, plans from $49 a month. For help right now, WERCS answers 24/7 at (877) 489-3727.
Other Yaskawa GA500 AC Drive codes
UL5 · Mechanical Weakening Detection 2Uv1 · DC Bus UndervoltageUv2 · Control Power UndervoltageUv3 · Soft Charge Answerback FaultbCE · Bluetooth Communication FaultbUS · Option Communication ErrorboL · BrakingTransistor Overload FaultdnE · Drive Disableddv7 · Polarity Judge TimeoutnSE · Node Setup Error