Ensto Oy
Ensto is a Finnish electrical components manufacturer producing cable connectors, joint kits, sur…
Ensto is a Finnish electrical components manufacturer producing cable connectors, joint kits, surge arresters, earthing equipment, and distribution transformers for low-voltage and medium-voltage electricity distribution networks, as well as heating cables, floor heating elements, and electric vehicle charging stations. Ensto serves electricity distribution utilities, EPC contractors, and electrical wholesalers in 100+ countries.
- Type
- Manufacturer
- Location
- Porvoo, Finland
- Founded
- 1958
- Website
- ensto.com
- Categories
- Electrical & Power Equipment, Plumbing, HVAC & Fixtures, Industrial Supplies
- Markets
- Finland, Sweden, Norway, Germany, Poland, France, United Kingdom
Verified facts
- domain-registered (green), checked 2026-08-02 Domain registry record
- registry-active-global (green), checked 2026-07-09 Finnish Patent and Registration Office (PRH)
Claimed certifications
- ISO 9001, Quality Management IAF CertSearch
- ISO 14001, Environmental Management IAF CertSearch
- CE Marking EU NANDO (notified bodies)
Import rules for these goods
- Electronics for the EU need CE marking incl. RoHS substance limits, and producers must register for WEEE take-back in each member state of sale. European Commission (CE)
- Electronics for the US market need FCC equipment authorization under 47 CFR Part 15, which covers unintentional radiators such as switch-mode power supplies, not only radio devices. US FCC (Part 15)
- Construction products sold in the EU need a Declaration of Performance and CE marking under the Construction Products Regulation. European Commission (CPR)