Custom Critical Cables. UL-Listed. Built to Spec.

FSE engineers and manufactures custom cable assemblies for critical power, industrial automation, defense, and transportation applications. Every assembly is produced within our integrated manufacturing operation with complete traceability, certified workmanship, and documented testing.

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What We Build

Industrial, Defense & Transportation Cables

Custom cable assemblies engineered for demanding environments with exposure to heat, vibration, moisture, and chemicals.

Underfloor Power Whips

Custom underfloor power distribution assemblies for data centers, manufactured to specification and ready for installation.

Custom Power Cable Assemblies

Heavy-gauge feeder cables, precision assemblies, and application-specific power distribution solutions.

Data Center Cable Management

Custom cable management assemblies engineered for new construction, expansions, and retrofit deployments.

Built to Your Specifications

Every cable assembly is manufactured to your electrical, mechanical, and environmental requirements. Connector selection, labeling, routing, shielding, and documentation are tailored to your application, ensuring each assembly arrives ready for installation.

Capabilities

UL-listed cable assemblies

Hi-pot testing and continuity validation

Heavy-gauge cable fabrication and termination

Complete serialization and component traceability

Automated wire processing, stripping, and preparation

Custom labeling and identification to customer specifications

Precision cable routing for high-density applications

Overmolded environmental connectors for harsh operating environments

Certifications

Certified and Documented

The FSE Difference

UL 508A, ISO 9001
& 14001 Certified
Quick Turn-Around of 
Design & Product
On-Site Prototyping, Design, Engineering & Manufacturing
135,000 Square Foot 
Dedicated Facility
ESD & Humidity Controlled Manufacturing Floor
Vendor Management Inventory (VMI) Programs
Long-Term Raw Material 
& Finished Goods Storage
Customer Consignment Programs
100% Functionality 
& Quality Testing
Engineering 
& Technical Support

Let's Get the Conversation Started

No matter where you are in the process, we can help you get over the finish line.

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Frequently Asked Questions

Does FSE manufacture UL-listed custom power cables?

Yes. FSE builds prefabricated, UL-listed power cables custom-built to facility specifications. Capabilities include heavy-gauge cable fabrication, automated wire prep and stripping, precision routing, and overmolded environmental connectors for harsh-condition deployments.

Does FSE build underfloor power whips for data centers?

Yes. FSE manufactures custom underfloor power whips engineered to specific data center specs, ready to install. Builds include full Hi-pot testing, continuity validation, custom labeling, and serialization to align with facility cable management standards.

What testing does FSE perform on critical power cable assemblies?

Every cable assembly is validated through Hi-pot isolation testing and continuity testing before shipment. Builds intended for defense, transportation, or outdoor applications also undergo environmental stress screening to verify performance under thermal cycling, vibration, and moisture intrusion.

Can FSE handle data center cable management for new builds and upgrades?

Yes. FSE plans, fabricates, and assembles cable management systems for both new data center builds and retrofit upgrades. Engineering teams work from your facility specs to design clean, installation-ready cable runs that minimize on-site labor and deployment time.