Power PCB
High-current load capacity
Heavy copper design for stable high-power electrical transmission
Strict power safety compliance
Robust insulation design for high-voltage operational safety
Superior thermal dissipation
Optimized structure to reduce heat buildup under full load
Professional power PCB manufacturing for power supply, inverter, UPS, EV energy and industrial high-power equipment, from rapid prototyping to volume production.
What is Power PCB & Core Industry Requirements
Power PCBs are high-reliability circuit boards specifically engineered for high-current, high-voltage and high-thermal-load operating environments. Unlike conventional signal PCBs that transmit weak control signals, power PCBs focus on efficient power transmission, heat dissipation and overload resistance. They are widely adopted in new energy, industrial power control, power supply and energy storage devices, ensuring long-term stable full-load operation and avoiding burnout, aging or short-circuit risks under extreme power loads.
- High Current & Voltage Resistance:: Thick copper layers and widened traces support high-current transmission, with enhanced insulation to resist high voltage and prevent breakdown or leakage.
- Excellent Thermal Dissipation: Optimized copper layout and high-thermal-conductivity substrates efficiently dissipate heat, adapting to sustained full-load high-temperature operation.
- Overload & Aging Resistance: Premium anti-aging insulation materials withstand frequent power switching and surge impact, extending equipment service life.
Core Mandatory Power Industry Standards
IPC-A-610
ollow unified IPC Class 2/3 grading standards to ensure consistent circuit stability and structural robustness for power equipment.
UL Safety Certification
Strict high-voltage insulation and flame-retardant testing to prevent fire hazards and meet global power equipment safety specifications.
IATF 16949 Automotive Power
Support automotive-grade power PCB quality systems for EV energy storage and vehicle power control scenarios.
Typical Power Devices Using Our PCBs
UPS & Backup Power Systems
Inverter & PV Solar Energy Equipment
EV Power & BMS Systems
Industrial Power Supply & Control Cabinets
HVAC & High-Power Household Appliances
Medical High-Power Life Support Devices
Recommended PCB Technology for Power Applications
We tailor professional power-oriented PCB processes targeting high current, heat dissipation, high voltage insulation and anti-surge requirements, matching different high-power equipment scenarios.
Heavy Copper PCB (Core Recommended)
Adopts 2oz–4oz thick copper stacking design, featuring ultra-high current-carrying capacity and excellent heat dissipation. Effectively reduces line impedance and heat accumulation under full load.
High-Tg Thick Rigid PCB
High-Tg heat-resistant substrates resist long-term high-temperature aging and thermal cycling, maintaining stable structural performance under continuous full-load operation.
HDI High-Density PCB
Features fine line spacing and microvia HDI structure to achieve compact high-density layout, miniaturizing power control modules while stabilizing signal transmission.
RF High-Frequency PCB
Adopts high-frequency low-loss substrates with stable dielectric performance, resisting high-power electromagnetic interference for precise frequency and signal stability.
Power PCB Manufacturing Capabilities
From power prototype verification to high-power batch production, our smart factory fully meets strict power-grade PCB load, heat dissipation and safety specifications.
 Specification Feature |  IPC Class 2 (General Power) |  IPC Class 3 (High-Reliability Power) |
|---|---|---|
| Reliability Grade | IPC Class 2 | IPC Class 3 |
| Min Line / Space | 4mil / 4mil | 2.5mil / 2.5mil |
| Max Supported Layers | Up to 14 layers | Up to 20 layers |
| Copper Weight Range | 1oz – 2oz | 2oz – 4oz Heavy Copper |
| Working Temperature Range | -20°C ~ 110°C | -40°C ~ 130°C |
| Available Substrates | Standard High-Tg FR4 | High-Tg FR4, Thermal-conductive laminate |
| Surface Finishes | ENIG, OSP | Hard Gold, Immersion Silver, Thick Tin |
| High-Voltage Resistance | Standard insulation design | Reinforced creepage & clearance isolation |
| Certification Compliance | ISO 9001, RoHS | ISO 9001, UL, IATF 16949, RoHS & REACH |
FAQ
Power PCBs adopt thicker copper and wider traces for high-current power transmission and heat dissipation. Ordinary PCBs focus on weak signal transmission, with low current tolerance and no thermal load design.
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