A.Safety standard reports are published for each product, and the corresponding altitude is listed there.
Regarding altitudes, the creepage and clearance distances within the product are designed based on the required values up to the altitude specified in the safety standard.
However, we have not actually evaluated the product for use in environmental conditions where the altitude is high and the air pressure is low.
If the product is used in such an environment, possible problems may arise, including reduced heat dissipation performance and ease of discharge.
Please ensure that everything is okay with your device.