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Resin Encapsulation Specialists

Company Name

Plexnetic Ltd

Full Company Address 

Restormel Industrial Estate, Lostwithiel

Cornwall, UK

Company Phone Number

+44 1208 640376

Company Email Address

Company Web Address

Open Times

Mon - Fri

08:00 - 18:00

Suppliers to

High Voltage Marine Vacuum Oil Field Chemicals

Suppliers of

Epoxy Resin Component Encapsulation Urethane Component Encapsulation Silicone Component Encapsulation Casting Mould tool design Rapid prototype Component assembly E.S.D oriented Workspace Additive Component Manufacturing

About us

At Plexnetic, we specialize in resin casting and encapsulation, delivering tailored solutions for a wide range of industries. Our expertise lies in the high-voltage sector, where we protect and insulate components with precision and reliability. We also provide robust solutions for challenging environments, including subsea, marine, aerospace, and measurement applications.


From concept to completion, we design and deliver bespoke resin casting and encapsulation services for complex shapes and patterns. Our solutions ensure durable, high-performance protection for electrical components, especially in high-voltage applications. With 18 years of experience, we’ve built a reputation for quality, precision, and reliability.


We proudly partner with clients in the high voltage industry, producing anywhere from one to twenty parts per month. Leveraging our expertise and network of trusted UK suppliers, we match your needs with the most reliable and durable solution for your specific application.

Here’s why clients choose Plexnetic:

Expertise in resin casting, encapsulation, and potting for intricate shapes and patterns.

Over 18 years of precision manufacturing, testing, and finishing experience.

High vacuum encapsulation for superior protection.

Cost-effective, bespoke solutions tailored to your needs.

Guaranteed confidentiality to protect your product IP.

UK-based specialists ensure reduced lead times and efficient service.


Trust Plexnetic to manage your project seamlessly from concept to completion. Let us bring your ideas to life with reliability and precision.