OUI Lookup
00c343
E-T-A Circuit Breakers Ltd
Manufacturer Information
- OUI Prefix
- 00c343
- Manufacturer
- E-T-A Circuit Breakers Ltd
- Address
- 6 Telford Close Aylesbury Buckinghamshire GB HP198DG
- Last updated
- 6/11/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 00C343
The OUI prefix 00C343 is assigned to E-T-A Circuit Breakers Ltd, based in 6 Telford Close Aylesbury Buckinghamshire GB HP198DG . 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 E-T-A Circuit Breakers Ltd.