ISO 9001 certified

ISO 9001 Certified

ISO 14001 certified

ISO 14001 Certified

RoHS certified

RoHS Compliant

Flex PCB Fabrication with Custom Specifications

Flex PCB Fabrication with Custom Specifications covers a range of flexible and rigid-flex printed circuit boards manufactured on polyimide substrates. Designed for aerospace, medical, automotive, and consumer electronics, these boards enable 3D spatial arrangement, weight reduction, and high-density interconnects, with layer counts from single-sided up to 20 layers and precision laser drilling down to 4mil.

Flex PCB
Single Layer Flex PCB
Rigid Flex PCB
Multilayer Rigid Flex PCB

Our Range of Products
Flex PCB

Flex PCB

  • Up to 8 layers in low-volume production
  • Laser drilling precision down to 4mil
  • 5 surface coatings: ENIG, OSP, HASL & more
Single Layer Flex PCB

Single Layer Flex PCB

  • 500 million flex cycles without failure
  • Fine line width as low as 2.5mil/2.5mil
  • 1–30 layers supported in low-volume runs
Rigid Flex PCB

Rigid Flex PCB

  • Up to 20 layers with 4mil laser drilling
  • ISO 9001 & 14001 certified manufacturing
  • Freely bendable in 3D space, foldable design
Multilayer Rigid Flex PCB

Multilayer Rigid Flex PCB

  • IPC Class II quality on every board shipped
  • Stack-up & quote delivered within 8 hours
  • ENIG, OSP, HAL lead-free surface treatments

Frequently Asked Questions

What base materials are available for flex PCB fabrication?

SFX PCB supports polyimide (PI) as the primary base material for flex PCBs, along with polyester (PET), DuPont films, aramid cellulose ester, and PVC. Polyimide is preferred for high-reliability applications due to its thermal resilience and superior flexibility, withstanding up to 500 million flex cycles without failure.

What is the maximum layer count for flexible PCBs?

What surface coating options are available for flex PCBs?

What industries are flex PCBs manufactured for?

What is the minimum drill size available for flex PCB fabrication?

What quality standards and certifications does SFX PCB hold?

Can SFX PCB support both prototype and mass production orders?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Medical Devices

Medical Devices

Flex PCBs used in hearing aids, defibrillators, pulse generators, and X-ray equipment for compact, reliable designs.

Aerospace & Defense

Aerospace & Defense

High-reliability rigid-flex boards for radars, night vision, guidance systems, and aerospace avionics requiring durable interconnects.

Automotive Electronics

Automotive Electronics

Flex PCBs powering transport control systems, ABS, dashboards, and automotive relay and sensor assemblies.

Consumer & Wearable Electronics

Consumer & Wearable Electronics

Lightweight, high-density flex PCBs enabling miniaturized designs in smartphones, cameras, LED lighting, and wearables.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

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Custom flexible PCBs engineered for compact electronic devices, including single-layer, multi-layer, and rigid-flex configurations on polyimide substrates. Designed for applications in medical, aerospace, automotive, consumer electronics, and industrial sectors, these boards deliver superior flexibility, miniaturization, and reliability with up to 500 million flex cycles and fine line widths down to 2.5mil.
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Custom PCB Flex for Space-Saving Designs

Custom PCB Flex for Space-Saving Designs encompasses single-layer flex PCBs, multi-layer flex PCBs, and rigid-flex PCBs built on polyimide substrates. These boards enable 3D spatial routing, weight reduction, and connector elimination — ideal for medical devices, aerospace systems, wearables, automotive electronics, and compact consumer products demanding reliability and miniaturization.

Why Electronics Manufacturers Choose SFX PCB

15+ Years of Flex PCB Expertise

Over 15 years of specialized PCB manufacturing experience, delivering A-class complexity flex and rigid-flex boards for demanding global industries.

ISO-Certified Quality on Every Board

ISO 9001, ISO 14001, and ISO 13485 certified facilities with 100% electrical testing, AOI, and flying probe validation on every shipment.

Prototype to Mass Production, One Partner

Seamlessly scale from prototype to high-volume production with fast 8-hour quoting, free DFM analysis, and direct manufacturer pricing.

Get a Custom Flex PCB Quote Within 8 Hours

Submit your PCB files and our engineers will respond with a detailed stack-up and competitive quote within 8 hours.

Contact Us Today

For immediate assistance, feel free to give us a direct call at (+1) 5103455000 You can also send us a quick email at info@sfxpcb.com