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Communications | Flex
Communications
Transforming your network infrastructure
The network transformation
Flex offers comprehensive services to help enable the most advanced communications solutions for 5G network infrastructure, satellite, IP, and optical networks. We partner with OEMs to manufacture critical infrastructure like radio access network (RAN), multi-access edge compute (MEC), and the telco cloud as well as emerging technologies such as open RAN.
Flex offers a complete portfolio of solutions to deliver next-generation networks
- World class design centers in Europe
- 5G radio performance testing including massive MIMO and millimeter wave
- Optical transceiver manufacturing in South East Asia
- End-to-end capabilities including customized design services, manufacturing, and integration
- Fulfillment and aftermarket services addressing the full product lifecycle including circular economy services
What we deliver
- 5G RAN infrastructure
- Optical networking systems
- Optical transceivers
- Carrier routers
- High-bandwidth network switching
IP and optical networking
We design and manufacture the products that enable fiber to the home, optical backbones, datacenter interconnect, metro ethernet, and IP networking.
Satellite communications
Flex provides end-to-end manufacturing for complex SatCom systems, offering advanced engineering, precision assembly, and certified testing to deliver high-quality, scalable solutions.
Explore our full SatCom manufacturing and engineering capabilities
5G and wireless infrastructure
The 5G network transformation is making smart cities, next-generation automotive solutions, smart manufacturing, and connected healthcare innovations possible. Learn how you can utilize Flex’s design and manufacturing expertise to bring your 5G network infrastructure products to market.
Regionalized manufacturing
Our design, manufacturing, and fulfillment capabilities serve an important role in the 5G network ecosystem and are helping to drive 5G market growth. See how our scale and global footprint can help your business grow.
Industry affiliations
We have joined the 5G Automotive Association, where automotive, technology, and telecommunications companies work together on end-to-end connectivity solutions for future mobility services.
We’re contributing to the O-RAN Alliance and helping the industry evolve to open, interoperable, and virtualized radio access networks.
We have an engineering-focused development of new telecommunications network infrastructure technologies as part of the Telecom Infra Project.
News and resources
September 29, 2025
Brazil: A giant market shackled by its own complexity—but not without a key
Moving data at lightning speed for your business with IP and optical networking
We design and manufacture products that enable fiber to the home (FTTH), optical backbones, data center interconnect, metro ethernet, and IP networking. Whether you need data to move within local, metro, or wide area networks, Flex can help.
Optical transceiver manufacturing
Flex offers volume production of optical transceivers to complement our traditional high-density SMT capability. And as silicon photonics replaces conventional TOSA/ROSA technologies, Flex has the capabilities to support your complex manufacturing needs.
Supply chain
Our diverse supply chain network, paired with our breadth of experience and expertise, keeps production on track.
Advanced manufacturing
Our manufacturing services include complex PCB assembly with large BGAs, intricate fiber routing and splicing, fine pitch, and hot bar soldering of optical components, die attach, wire bonding, and active optical alignment.
Circular economy
We focus on product longevity and waste reduction, enabling customers to further extend the life of their products at scale.
News and resources
September 29, 2025
Brazil: A giant market shackled by its own complexity—but not without a key
Manufacture complex SatCom systems at scale
Flex advanced manufacturing technologies help companies build reliable, high-quality satellite communications (SatCom) systems faster, at scale. Our certified processes, automation expertise, and end-to-end capabilities support your manufacturing requirements, from printed circuit board assembly (PCBA) and component integration to Radio Frequency (RF) testing and global logistics.
Featured solutions
Engineering services
We offer full-lifecycle engineering for SatCom, including design for manufacturability, prototyping, and advanced testing. Our manufacturing expertise spans antennas for K/Ka/Ku bands, high-frequency radios, and highly complex PCBAs and systems — each built to IPC Class 2 or Class 3 standards with rigorous RF and functional testing.
Advanced manufacturing
Our advanced manufacturing capabilities are built for the demands of SatCom, offering precision assembly (SMT, wave solder, selective wave), mechanical assembly, and polymerics such as conformal coating and staking. With robust RF and functional testing and certifications that include ISO 9001, AS 9100, and IPC Class 3, we ensure quality, reliability, and compliance at every step.
Vertical integration solutions
Our integrated component portfolio includes standard and custom electrical and mechanical parts, high-efficiency DC-DC converters, advanced flexible circuits and aerospace-grade materials, liquid cooling solutions, and more — delivering end-to-end, resilient supply chain solutions for SatCom customers.
Case study: Accelerating production for mobile SatCom markets
A leading Aerospace company partnered with Flex to scale production of cost-effective, electronically steered flat panel antennas. Leveraging Flex’s advanced manufacturing facility in Austin, Texas, the collaboration allowed for rapid, high-quality delivery of Ku- and Ka-band subarrays for mobile SatCom applications across government and commercial markets.
News and resources
September 29, 2025
Brazil: A giant market shackled by its own complexity—but not without a key
We’re your 5G infrastructure partner
At Flex, we design and manufacture a range of products for OEMs serving mobile networks including outdoor radios, baseband servers, and cell-site routers. We utilize decades of design and advanced manufacturing expertise to bring your 5G and wireless infrastructure products to market at global scale.
Featured solutions
Design and engineering
Flex is your partner for new 5G network product development or modifications to an existing design.
Supply chain
Flex has the tools and processes to manage a resilient ecosystem of thousands of suppliers to ensure we deliver on time at the highest quality.
Advanced manufacturing
To ensure quality and repeatability, we offer the latest manufacturing capabilities for advanced products, including those requiring extra-large PCBs or BGAs.
Rigorous testing
Our teams conduct rigorous testing in dedicated labs throughout the product development process including validation of EMC and regulatory performance, leading to expeditious certification of new 5G infrastructure products.
News and resources
September 29, 2025
Brazil: A giant market shackled by its own complexity—but not without a key
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