Q&A(FAQ) What is the meaning of the QR code? (Enclosed and Open Frame Type Power Supplies)
1. Contents of QR code
<Example of QR Code>

<Example of text>
COSEL ①
123456 ②
JPN ③
18 ④
01 ⑤
1234 ⑥
T ⑦
0001 ⑧
- ①Company Name
- ②Product Identification Code
6-Digit code unique to the model
- ③Country of Assembly
JPN Japan CHN China - ④Assembled Year
The last two digits of the year(AD)
- ⑤Assembled Week
Week number from 1st (1st Jan.) to 52nd (31st Dec.)
- ⑥Management Number for Production Line
0001 ~ 9999
- ⑦Factory Code (Blank in some products)
- ⑧Serial Number in Same Lot No.
0001 ~ 9999
*On-board type power supplies and EMI filters contain different text in their QR codes.
These QR codes are used for production management within COSEL.
The contents of the QR codes are subject to change without notice.