Nuclear Wire, Cable and Assemblies
Trusted supplier of wire, cable, and interconnect assemblies for nuclear industry
Shawflex is a leading supplier of electrical wire and cable, with over 40 years of experience designing complex cable configurations to meet the demanding requirements of nuclear power applications. Our portfolio of nuclear-grade products includes both EQ and non-EQ cables, composite cables, custom cables for robotics and automation, cable assemblies & harness, and cable accessories. These cables have been used for the nuclear islands, turbine halls and balance of plants; they have been installed both inside and outside the containment building. Shawflex can support any type of nuclear project: whether its refurbishments or decommissioning legacy plants, to building new ones, or even working on next-generation SMR technology.
Additionally, our power, control and instrumentation cables are built to meet demands of balance of plant (BOP) applications in both Light Water Reactor (LWR) and Small Modular Reactor (SMR) nuclear power plants. Designed for long-term reliability, safety, and performance, our cables are engineered to support the next generation of nuclear technologies, ensuring compliance with stringent industry standards across a wide range of critical applications
Key Features:
- Up to 200ºC and 250Mrad Temperature and Radiation Resistance
- Qualified to withstand design basis accident conditions (EQ / Class 1E Cables)
- Life expectancy qualified up to 60 years
- Manufactured under stringent N299.2 Quality Program
- DecaBDE-free Nuclear Cables
- Quality assurance program in accordance with NRC 10CFR50 App. B
- CSA and UL Certified

High Radiation Tolerance

High Temperature Tolerance

High Flexibility

Flame Retardant
Our cables in a CANDU powerplant

CONTROL ROOM

Nuclear Cable Accessories (Heat Shrink Tubing, Splice Kits)

Nuclear Cable Assemblies & Harnesses

Non-EQ (Non-Class 1E), Conventional Cables for Non-Safety Related Applications

EQ (Class 1E), Nuclear Grade Cables for Safety Related Applications

CSA/UL-Certified, Conventional Cables for Balance of Plant
CONTAINMENT ROOM

Nuclear Cable Accessories (Heat Shrink Tubing, Splice Kits)

Nuclear Cable Assemblies & Harnesses

High Temperature, High Radiation Resistant Cables

Extra-Flexible, Radiation Resistant Fuel Handling Cables

Umbilical Cables for Automation and Robotics

Non-EQ (Non-Class 1E), Conventional Cables for Non-Safety Related Applications

EQ (Class 1E), Nuclear Grade Cables for Safety Related Applications
TURBINE ROOM

Nuclear Cable Accessories (Heat Shrink Tubing, Splice Kits)

Nuclear Cable Assemblies & Harnesses

Non-EQ (Non-Class 1E), Conventional Cables for Non-Safety Related Applications

EQ (Class 1E), Nuclear Grade Cables for Safety Related Applications

CSA/UL-Certified, Conventional Cables for Balance of Plant
Explore the sections to know more

Our nuclear power cables are built and tested to meet multiple standards



Qualification Standards
• IEEE 383 Qualifying Electric Cables and Splices for Nuclear Facilities
• IEEE 323 Qualifying Class 1E Equipment for Nuclear Power Generation Stations
• CSA N290.13 Environmental qualification of equipment for nuclear power plants
• LOCA/MSLB Design Basis Event Testing
• IEEE 1202/FT4 Flame Propagation Testing of Cables
• Utility Customer Product Specifications
Our Quality Certifications
• CSA N299.2
• ISO 9001
• KHNP Class Q
Nuclear Cable Engineering Services (Design, Analysis & Testing)
Leveraging over 30 years of experience in the nuclear industry, Shawflex has a full range of Nuclear Cable Engineering Services that support new and existing projects as well as regular operations. Our capabilities include in-house design engineering, research & development, qualification, testing and material services. Our experts work closely with customers to fulfill today´s and future cable requirements for the nuclear industry.

Nuclear Cable Assemblies and Harnesses
With the acquisition of Kanata Electronic Services, we have strengthened our ability to deliver custom cable assemblies, harnesses, and terminations exclusively built for the Nuclear Industry. With Kanata’s decades of expertise and Shawflex’s engineering capabilities, we continue expanding our presence in our nuclear portfolio as a one-stop shop for high performance interconnect solutions.
To meet an expert, contact us today!
To know more about our product and service capabilities, contact our team of experts today.
