Ultra-Long PCBs
Stable • Reliable • Fast Delivery
We offer three premium ultra-long PCB solutions: FR-4, FPC and metal substrates (Al/Cu), up to 2.5 meters. With high-standard manufacturing, our PCBs provide excellent stability, precision and reliability for new energy, industrial control, medical and other high-end applications.
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Ultra-Long PCB Multi-Material Solutions
Our three core PCB substrate types deliver tailored performance for your unique ultra-long circuit designs and applications.
FR-4 Ultra-Long PCBs
Cost-effective with mature processes, ideal for high-volume industrial applications
High-TG FR-4 with excellent heat resistance and strength
Anti-deformation for ultra-long boards
Anti-oxidation, moisture & mold resistant
Flexible Ultra-Long FPC
Flexible and foldable to save space, perfect for irregular shapes and confined installations
PI substrate with ≥100k flex cycles & flexibility
IP67-rated for harsh environments
Coverlayer & high-temp adhesive resist UV & thermal aging
Metal Core Ultra-Long PCBs
Outstanding thermal performance for high-power and high-heat applications
Available in aluminum, copper, or iron core materials
Dielectric layer: ≥20kV, excellent heat dissipation
Supports thermal isolation designs
Ultra-Long Custom
Up to 2500mm for large equipment & new energy.
Ultra Precision
1.2/1.2mil line/space, ±0.05mm registration.
High Reliability
Imported base, military-grade, durable 50% longer.
Fast Delivery
30% faster lead time, urgent 72h.
Ultra-Long PCB Technical Specifications
Every specification is rigorously verified to ensure performance meets design requirements.
| Parameter Category | Technical Indicator | Industry Standard | Our Advantages |
|---|---|---|---|
| Size & Dimension | Rigid: 1800mm max, Flex: 2500mm max | ≤1500mm | Longer boards, higher efficiency |
| Board Thickness | 0.13-5.0mm | 0.4-2.0mm | Full thickness, no limits |
| Line Width/Space | 1.2/1.2mil | 4/4mil | Fine line/spacing, HDI & miniaturization |
| Hole Size | Minimum 0.2mm | Minimum 0.75mm | Micro-level drilling, ultimate precision |
| Registration Accuracy | ±0.05mm | ±0.075mm | High alignment accuracy, stable yield |
| Aspect Ratio | 20:1 | 8:1 | Deep-drill capability, long-term reliability |
Specialized Production Line for Ultra-Long PCBs
More about us
Ultra-Long PCBs Router
Ultra-Long PCBs V-Cutting Machine
Ultra-Long PCBs Tester
Ultra-Long PCBs FQC
Applications
Our PCB extra long boards have been successfully applied in various high-end manufacturing fields with high customer recognition
New Energy Vehicle Battery Module
Custom 2.8m extra long aluminum substrate for a leading NEV manufacturer's BMS, 40% improved heat dissipation efficiency
Large Industrial Control Equipment
1.8m extra long FR-4 board for automated production lines, 60% reduction in connection points and failure rate
High-end Medical Testing Equipment
2.2m extra long FPC flexible board for MRI equipment, meets flexible installation requirements, medical-grade certified
Customer Testimonials
Genuine feedback from customers across industries drives our continuous improvement
We needed extra long aluminum substrates for our new energy battery modules and chose them after comparing multiple suppliers. Excellent heat dissipation performance, on-time delivery, and zero failures after six months of use - highly satisfied.
Michael Carter
Technical Director, Leading NEV Manufacturer
Industrial control equipment has extremely high stability requirements for PCB boards. PCBMASTER's FR-4 extra long boards not only meet length requirements but also have far superior anti-interference capabilities - highly recommended.
James Taylor
Automation Equipment Company
Medical equipment requires extra long boards for flexible installation. Their FPC flexible board solution perfectly solved our installation challenges with professional product quality and service.
David Wilson
Procurement Director, Medical Device Enterprise
FAQs for Ultra-Long PCBs
Have more questions? Our technical team is ready to help.
Contact Technical Support