Product Change Notice:Change of Product Coding Principle

Due to the quick growth of MEAN WELL Group , the first code of the finished product serial number will be adjusted since January 2021. For detailed information, please refer below .

 
Standard S/N Definition  
T
1
B8
2
0
3
012345
4
 
1. Manufacture Site:
Before 2020 After 2021
E:Finished product Made in China (Suzhou )
S:Finished product with laser engraved label made in China(Suzhou)
S:Made in China (Suzhou )
H:Made in China (Guangzhou)
G:Finished product with laser engraved label made in China(Guangzhou)
G:Made in China (Guangzhou)
R:Made in Taiwan T:Made in Taiwan
  M:Made In Philippines
  B: Made In India
2. Manufacture Year A0 = Year 2000、A1 = Year 2001、A7 = Year 2007
B0 = Year 2010、B1 = Year 2011、B8 = Year 2018
C0 = Year 2020、C1 = Year 2021、C9 = Year 2029
D0 = Year 2030、D1 = Year 2031、D9 = Year 2039
E0 = Year 2040、E1 = Year 2041、E9 = Year 2049
F0 = Year 2050、F1 = Year 2051、F9 = Year 2059
3. Manufacture Month 1:January
2:February
0:October
A:November
B:December
4. The number of production unit at that month. Example: 012345 = the 12345th unit manufactured at that mont
 
 
Four Code Definition  
T
1
18
2
22
3
 
1. Manufacture Site: Please refer to the "Manufacture Site" description in the first part above.
2. The Last 2 Digits of The
  Manufacture Year
17 : 2017
18 : 2018
3. The Week of The Manufacture Year 15:Week 15
22:Week 22