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At Electrical Oil Services, we pride ourselves on working in a transparent way with our customers, offering expert knowledge and honest advice you can trust. Our resources page is a place you can download a selection of helpful information, from product and material data sheets, environmental and waste certificates, and how to guides.

ISO Certifications


Electrical Oil Services (EOS) is certified according to 

  • ISO 9001 Quality Management
  • ISO 14001 Environmental Management
  • ISO 45001 Occupational Health and Safety Management


We are in the process to adopt our group-wide certifications. A complete overview can be found at our Haltermann Carless website: 

Groupwide certificates


EOS Environmental & Waste Certifications


EPR Environmental Permit

Speak to the

Our team has a wealth of accumulated knowledge and experience. To learn more about the way we work and how we could help you, simply get in touch.
Tropfen_gruen Our Services

It’s our extensive experience in the (in-situ) treatment, storage and supply of insulating oil that gives our customers peace of mind when it comes to the quality and standard of our services.


Wuerfel_gruen Our Products

Not only do we supply unused and regenerated insulating oil, but we also provide a range of robust complimentary products.


Telefon_gruen Get In Touch

Our people are passionate about what they do, giving honest, pure, expert advice on a subject they know inside and our.