Keep Your Electrical Systems Safe & Reliable

Cerisol’s porcelain station post insulators protect your electrical systems and ensure you stay up and running.

Built in accordance with the IEC 60273 and with the ANSI C29.9

Designed for Very Heavy Pollution levels to work in almost all environments

Built with high quality minerals, cast iron fittings and Portland cement

You Shouldn’t Have To Worry About Insulator Failure

With Cerisol, you’ll get quality products and expert engineering to ensure you stay up and running.

Quality Based on Experience

With a continuous improvement mindset and extensive experience, we have the expertise to build the highest quality station post insulators and ability to design for unique projects.

Track Record-worthy Reliability

Cerisol has a solid history of building porcelain station post insulators. We deliver solutions as promised to meet or exceed your expectations.


Cerisol employs a highly specialized team to develop customer tailored solutions based on your needs, requirements and specifications.

Ready for Your Tailored Station Post Insulator Solution?


Porcelain Solid Core Post Insulators: IEC / ANSI

Cerisol offers the most comprehensive range of porcelain post insulators up to highest AC and DC system voltages with the most progressive technology, engineering, and lifetime.

Cerisol manufactures Porcelain Solid Core Post Insulators according to the highest standards and in fully accordance with the IEC 60273 (IEC insulators) and with the ANSI C29.9 (TR station post insulators). Insulators are manufactured and tested under strict production and quality control, in full accordance with IEC 60168 (IEC insulators) or ANSI C29.1 (TR station post insulators).

High quality minerals are used to create the Alumina Porcelain body for maximum reliability and highest strength. Cerisol insulators are manufactured according to the wet process and assemble with cast-iron fitting, delivering the strongest, most reliable, and sustainable solution to our most demanding customers.

What Our Clients Have to Say...

“In the last 10 years, we have successfully installed and put into service a large variety and quantity of insulators (up to 500kV voltage level) from Cerisol that have met and exceeded our quality and level of service expectations.”

Vicent Maerens, Managing Director EGIC

“Our experience with Cerisol’s post insulators has been excellent.  And we can see how their service is adding value to our operations.”

Departamento de Compras de RED ELECTRICA de ESPAÑA (REE)

“Cerisol S.A. has been a credible supplier of porcelain insulators of ours since 2010 (medium and high voltage up to 400kV) and has always met our high corporate quality requirements again and again.”

ABB Bulgaria, Supply manager

“Cerisol has established itself as a reliable supplier of porcelain insulators (medium and high voltage up to 400kV) for us for over a decade. Cerisol continually meets our standards and are a pleasure to work with.”

Grid Solutions - Vernova, Site Sourcing Manager

“Cerisol has been supplying porcelain post insulators to our substation projects for several years, starting in 1997. They have consistently met our quality and service level standards with the products they have supplied over the years.”

FINGRID Oyj, Substation projects

“EFACEC has supplied disconnectors equipped with Cerisol post insulators (medium and high voltage up to 400 kV) in several projects for Saudi Electricity Company (SEC) for more than a decade. Cerisol has become one of our most dependable suppliers, consistently meeting or exceeding our standards for quality and service time and time again.”

EFACEC, Tendering Manager

“Cerisol has great expertise in the design and manufacturing of station post insulators, and they produce a high-quality product. CPG has been working with Cerisol since 2017 which has resulted in great commercial success. Cerisol’s excellent technical and quality support were instrumental in helping help us get our station post insulators approved at Hydro-Quebec from 25 to 800 kV.”

Alain Berthier, General Manager, CPG East

Customer Who Trust Cerisol

It’s Easy to Get Started


Discovery Call

We’ll set up a discovery call to go over your goals and what your current system looks like.


Collaborate with
Our Team of Experts

We’ll develop a plan based on requirements you need to accomplish your goals.


Experience the Cerisol Difference

Station post insulators are an important purchase, let us prove to you were are the right partner with a trial order.