Protectors & Mounts (3 products)

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Protectors & Mounts (3 products)

Protector 21A. Suitable for fitting into protector mounting 5B. Has a lower spark-over voltage than the protector 14A/1, Thus offering a greater level of protection.

3 products found in 3 groups.

Ultima Protector 21A for 5B logo

Ultima Protector 21A for 5B

  • Suitable for fitting into the protector mounting 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
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