Product Code: 770694
Protector 21A For Use With Protector Mount 5B
Protector 21A for 5B (1 Products)
3 pole over-voltage gas discharge tube protection
- For use with 991042 Protector Mount 5B
- Has a lower spark-over voltage than the protector 14A/1, thus offering a greater level of protection
- Supersedes protectors 14A/1 or 14A