OUI Lookup
0021c1
ABB Oy / Medium Voltage Products
Manufacturer Information
- OUI Prefix
- 0021c1
- Manufacturer
- ABB Oy / Medium Voltage Products
- Address
- PO Box 699 Vaasa FI FI-65101
- Last updated
- 6/11/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 0021C1
The OUI prefix 0021C1 is assigned to ABB Oy / Medium Voltage Products, based in PO Box 699 Vaasa FI FI-65101 . It is a MA-L type block of 24 bits (first three octets). Allows up to 16 million unique MAC addresses. If you find this prefix on your network, the devices belong to ABB Oy / Medium Voltage Products.