https://www.asmag.com/showpost/35280.aspx
Product Info
Electro Magnetic Door Holder

Electro Magnetic Door Holder

AVOCET HARDWARE (TAIWAN) LTD., TAIWAN BRANCH
Region: Taiwan
Update: 02/13/2008
Key Specifications
Floor mount door holder

Dual voltage 12 and 24 volts.

CE approved

Product Code: AC-FDH

https://www.asmag.com/project/assa_abloy_digital_access_control/index.aspx