What Should You Ask in a BMS Firmware Version Control Audit?
A buyer-side checklist for auditing BMS firmware version control: the change log, the sealing station, the build traveler, and the serial-to-file chain.
Battery Procure Robotics
What Does a Freight Forwarder Need From a UN 38.3 Summary?
A UN 38.3 summary is a transcription source, not a filing artifact. What the forwarder's desk actually reads, and what to settle before the first pack ships.
Your Battery Pack Supply Agreement May Not Actually Secure Cell Allocation
A clause-by-clause read of a custom battery pack supply agreement: which terms actually move cell allocation priority, and which are only aspirational.
How to Read a UN 38.3 Test Summary Before Accepting a Battery Pack
A line-by-line way to check a UN 38.3 test summary against the battery pack in front of you: model designators, T1-T8, report numbers, and change triggers.
Your Battery Warranty Says Cycle Life, but What Does It Guarantee?
A cycle life number in a pack warranty guarantees little until it names the test protocol, capacity threshold, verification method, and remedy. Here's how to read it.
What a Battery Pack Supply Agreement Should Say About Lot Records
Lot records need four things in a battery pack supply agreement: a retention period, a file format, an audit right, and a trace-request response time.
The Eight UN 38.3 Tests Behind Your Robot Pack's Test Summary
A UN 38.3 test summary for a robot battery pack is a verification document. Check the test list, the tested configuration, and what voids it before you buy.
Does Your Robot Battery Warranty Start at Shipment or First Use?
Shipment, delivery, installation, commissioning, or first charge - each start trigger shifts your robot battery pack's coverage window. Here's how to pick one.
What a pack plant auditor checks that an ISO 9001 binder does not show
An ISO 9001 binder proves a system, not a line. Here is the weld pull-test, torque, and ESD station evidence I ask to see before a pack supplier is approved.
The DOT Rules for Shipping Damaged Lithium Batteries Most Shippers Miss
Damaged and recalled lithium battery packs leave the small-battery exception: PG I packaging, no air, and a shipping paper. Build an RMA return that clears.