The TRT-H range is specially designed for the British & Irish markets to allow bottom cable entry on both the high-voltage and low-voltage sides of the transformer.
Several customisation options are available:
💦Autonomous and easy drainage: Our PETROPIPE SPI cartridges ensure safe and efficient drainage of transformer oil while retaining hydrocarbons.
🌱Environment Agency approved since 2012, they are compliant with UK water protection regulations and PPG for the electrical industry.
🚧Elevation beams: TRTH bunds can be fitted with support beams to raise transformers above ground level for easier maintenance and airflow.
🔥Fire protection: Replace traditional gravel, stones or pebbles with our EXTICOV anti-fire gratings to suppress fires more effectively over time.
🛡️Corrosion resistance: SANERGRID bunds can be coated with our exclusive GALVAGRID® C5-H anti-corrosion coating, even in salty environments.
💡Modular design: We also offer TRTMODULO prefabricated modular units to be assembled on site.
Our solutions are trusted by recognised industry players such as Schneider Electric uk, Siemens Energy uk, ScottishPower, National Grid, Network Rail, Balfour Beatty plc…
Contact us and our United Kingdom partner GES Group to discuss your project needs.
TransformerBunds FireSafety WaterProtection PowerTransformers GALVAGRID TRTH Solidification Products International, Inc
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🦅🐿️ A turnkey bird protection solution by KESF

🦅🐿️⚡️The teams at KESF – KOLEKTOR ETRA Service France (formerly SONEC) recently supervised and installed several MV bird protection solutions from Midsun Group, Inc. for SYNERDIS. The objective: to offer our customers a complete solution: ✅ Supply of suitable protection systems and technical training✅ On-site preparation and adaptation✅ Installation supervision for companies wishing to carry…
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📢 Save the date | CIGRE Session 2026

Groupe SANERGRID is pleased to announce its participation at CIGRE 2026, a leading international event for power grid and electrical engineering experts. We will be exhibiting alongside Kolektor Etra (Energetski Transformatorji d.o.o.) and KESF – KOLEKTOR ETRA Service France (ex SONEC)📅 August 23–28, 2026 📍 Palais des Congrès – Paris, France 🤝 Booth A37Come and meet our…
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Closing day at the international KEY – The Energy Transition Expo Rimini – 2026

🔌Last day to visit Groupe SANERGRID at the international KEY – The Energy Transition Expo Rimini.Great conversations with Electrical utilities, solar developers and BESS players about transformer containment, corrosion protection, fire suffocating gratings for transformer fires and animal mitigation in Electrical facilities. Grazie Italia for your legendary welcoming (as always) and our partners who participated…
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🦅🐿️ A turnkey bird protection solution by KESF
🦅🐿️⚡️The teams at KESF – KOLEKTOR ETRA Service France (formerly SONEC) recently supervised and installed several MV bird protection solutions from Midsun Group, Inc. for SYNERDIS. The objective: to offer our customers a complete solution: ✅ Supply of suitable protection systems and technical training✅ On-site preparation and adaptation✅ Installation supervision for companies wishing to carry…
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📢 Save the date | CIGRE Session 2026
Groupe SANERGRID is pleased to announce its participation at CIGRE 2026, a leading international event for power grid and electrical engineering experts. We will be exhibiting alongside Kolektor Etra (Energetski Transformatorji d.o.o.) and KESF – KOLEKTOR ETRA Service France (ex SONEC)📅 August 23–28, 2026 📍 Palais des Congrès – Paris, France 🤝 Booth A37Come and meet our…
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Closing day at the international KEY – The Energy Transition Expo Rimini – 2026
🔌Last day to visit Groupe SANERGRID at the international KEY – The Energy Transition Expo Rimini.Great conversations with Electrical utilities, solar developers and BESS players about transformer containment, corrosion protection, fire suffocating gratings for transformer fires and animal mitigation in Electrical facilities. Grazie Italia for your legendary welcoming (as always) and our partners who participated…
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🦅🐿️ A turnkey bird protection solution by KESF
🦅🐿️⚡️The teams at KESF – KOLEKTOR ETRA Service France (formerly SONEC) recently supervised and installed several MV bird protection solutions from Midsun Group, Inc. for SYNERDIS. The objective: to offer our customers a complete solution: ✅ Supply of suitable protection systems and technical training✅ On-site preparation and adaptation✅ Installation supervision for companies wishing to carry…
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📢 Save the date | CIGRE Session 2026
Groupe SANERGRID is pleased to announce its participation at CIGRE 2026, a leading international event for power grid and electrical engineering experts. We will be exhibiting alongside Kolektor Etra (Energetski Transformatorji d.o.o.) and KESF – KOLEKTOR ETRA Service France (ex SONEC)📅 August 23–28, 2026 📍 Palais des Congrès – Paris, France 🤝 Booth A37Come and meet our…
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Closing day at the international KEY – The Energy Transition Expo Rimini – 2026
🔌Last day to visit Groupe SANERGRID at the international KEY – The Energy Transition Expo Rimini.Great conversations with Electrical utilities, solar developers and BESS players about transformer containment, corrosion protection, fire suffocating gratings for transformer fires and animal mitigation in Electrical facilities. Grazie Italia for your legendary welcoming (as always) and our partners who participated…
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🦅🐿️ A turnkey bird protection solution by KESF

🦅🐿️⚡️The teams at KESF – KOLEKTOR ETRA Service France (formerly SONEC) recently supervised and installed several MV bird protection solutions from Midsun Group, Inc. for SYNERDIS. The objective: to offer our customers a complete solution: ✅ Supply of suitable protection systems and technical training✅ On-site preparation and adaptation✅ Installation supervision for companies wishing to carry…
-
📢 Save the date | CIGRE Session 2026

Groupe SANERGRID is pleased to announce its participation at CIGRE 2026, a leading international event for power grid and electrical engineering experts. We will be exhibiting alongside Kolektor Etra (Energetski Transformatorji d.o.o.) and KESF – KOLEKTOR ETRA Service France (ex SONEC)📅 August 23–28, 2026 📍 Palais des Congrès – Paris, France 🤝 Booth A37Come and meet our…
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Closing day at the international KEY – The Energy Transition Expo Rimini – 2026

🔌Last day to visit Groupe SANERGRID at the international KEY – The Energy Transition Expo Rimini.Great conversations with Electrical utilities, solar developers and BESS players about transformer containment, corrosion protection, fire suffocating gratings for transformer fires and animal mitigation in Electrical facilities. Grazie Italia for your legendary welcoming (as always) and our partners who participated…
-
🦅🐿️ A turnkey bird protection solution by KESF
🦅🐿️⚡️The teams at KESF – KOLEKTOR ETRA Service France (formerly SONEC) recently supervised and installed several MV bird protection solutions from Midsun Group, Inc. for SYNERDIS. The objective: to offer our customers a complete solution: ✅ Supply of suitable protection systems and technical training✅ On-site preparation and adaptation✅ Installation supervision for companies wishing to carry…
-
📢 Save the date | CIGRE Session 2026
Groupe SANERGRID is pleased to announce its participation at CIGRE 2026, a leading international event for power grid and electrical engineering experts. We will be exhibiting alongside Kolektor Etra (Energetski Transformatorji d.o.o.) and KESF – KOLEKTOR ETRA Service France (ex SONEC)📅 August 23–28, 2026 📍 Palais des Congrès – Paris, France 🤝 Booth A37Come and meet our…
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Closing day at the international KEY – The Energy Transition Expo Rimini – 2026
🔌Last day to visit Groupe SANERGRID at the international KEY – The Energy Transition Expo Rimini.Great conversations with Electrical utilities, solar developers and BESS players about transformer containment, corrosion protection, fire suffocating gratings for transformer fires and animal mitigation in Electrical facilities. Grazie Italia for your legendary welcoming (as always) and our partners who participated…
-
🦅🐿️ A turnkey bird protection solution by KESF
🦅🐿️⚡️The teams at KESF – KOLEKTOR ETRA Service France (formerly SONEC) recently supervised and installed several MV bird protection solutions from Midsun Group, Inc. for SYNERDIS. The objective: to offer our customers a complete solution: ✅ Supply of suitable protection systems and technical training✅ On-site preparation and adaptation✅ Installation supervision for companies wishing to carry…
-
📢 Save the date | CIGRE Session 2026
Groupe SANERGRID is pleased to announce its participation at CIGRE 2026, a leading international event for power grid and electrical engineering experts. We will be exhibiting alongside Kolektor Etra (Energetski Transformatorji d.o.o.) and KESF – KOLEKTOR ETRA Service France (ex SONEC)📅 August 23–28, 2026 📍 Palais des Congrès – Paris, France 🤝 Booth A37Come and meet our…
-
Closing day at the international KEY – The Energy Transition Expo Rimini – 2026
🔌Last day to visit Groupe SANERGRID at the international KEY – The Energy Transition Expo Rimini.Great conversations with Electrical utilities, solar developers and BESS players about transformer containment, corrosion protection, fire suffocating gratings for transformer fires and animal mitigation in Electrical facilities. Grazie Italia for your legendary welcoming (as always) and our partners who participated…
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