Galvanic Isolator – Plug In – 500 amp Surge – Standard 16a Connectors – AC Bypass Capacitor


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Plug in Galvanic isolator for 16a shore supplies.


Galvanic Isolator - Plug In - Standard 16A Connectors - AC Bypass Capacitor

Surge Protection to 500 amps

marine galvanic isolators

Surge Protection to 500 amps


LIFETIME Guarantee

Fitting a Plug In Galvanic Isolator couldn’t be simpler. You don’t need any electrical knowledge or tools, and fitting takes about 30 seconds. Excellent isolation performance. Fitted with AC Bypass Capacitor for ultimate reliability.

marine galvanic isolators

The Galvanic Isolator Gi-120/P simply connects between your shore supply and the mains inlet of your boat. You can fit it at either the boat end or the shore end. The picture shows it fitted at the shore end.

  • Fitted in seconds
  • AC Bypass Capacitor 
  • NO Power Loss
  • 100% Maintenance Free
  • Fit and forget

This isolator is designed to STOP Galvanic AND Leakage currents in their tracks, whilst ensuring that the safety electrical earth is unaffected. So you remain FULLY PROTECTED from electrical faults. Its a quick, simple no-compromise solution to the corrosion that YOUR boat will almost certainly be suffering unless you have an isolator fitted.

An AC Bypass capacitor is essential for reliable operation. ALL our Galvanic isolators are fitted with a Capacitor, ensuring that your isolator keeps your boat fully protected. Never buy a Galvanic isolator unless it has a capacitor - all ours have!

marine galvanic isolator with ac bypass capacitor
marine galvanic isolator with ac bypass capacitor

The Gi-120/P Galvanic isolator has a LIFETIME Guarantee against faulty materials and manufacture. We also offer a FREE checking service for your peace of mind. (You may want to get your isolator checked in the event of a major electrical fault, lightning strike etc).

marine galvanic isolator with ac bypass capacitor

Will it fit?

marine galvanic isolator with ac bypass capacitor

The connectors on this Plug in Galvanic Isolator fit 99% of boats in the UK, and a huge number of vessels worldwide.

It's easy to check. The connectors on your existing hook up cable should be marked. Look for the number 15 in the marking. If in doubt, if your mains connecting cable has a plug that matches the measurement in the photo, this is the correct Galvanic isolator for you. If in doubt, please feel free to call us.

Galvanic Isolator Specification

Voltage: 110 – 250Vac
Connectors: Standard 16A
Min Length (Inc connectors) 720mm

Max Surge Current 500 amps
AC Bypass Capacitor: YES

Temperature Range -50c to 120c
Fully Waterproof body to  IP66
Connectors Waterproof to IP44
Quality Construction
Fit & Forget operation
30 second install time

The Gi-120/P plug in Galvanic isolator is suitable for shore supplies that are protected by a RCD (Earth leakage circuit breaker) with a tripping current of 30mA or less, and MCB 16a or less. If in doubt, please contact a qualified electrician, or call us on 0757 807 3490.

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