Product Description
As a professional PCB & PCBA manufacturer with 18 years of industry experience, Ring PCB specializes in custom EV Charger PCBA solutions, designed to meet the high standards of electric vehicle charging infrastructure. Our EV Charger PCBA serves as the core control system of EV chargers, directly determining the safety, reliability, and efficiency of charging equipment. Suitable for AC chargers, DC fast chargers, and ultra-fast charging systems, our products are widely used in residential, commercial, and public charging stations worldwide, providing stable and efficient support for electric vehicle charging.
Custom EV Charger PCBA | High Voltage Certified PCB Assembly for AC & DC Electric Vehicle Charging Stations
EV Charger PCBA acts as the core control circuit board of all electric vehicle charging equipment, widely deployed in residential wall-mounted EV chargers, commercial public AC charging piles and portable EV charging guns. Unlike regular consumer circuit boards, this high-power PCBA demands rigorous high-voltage insulation, EMC anti-interference performance, real-time leakage protection and outstanding thermal resistance, fully aligned with the global IEC 61851 safety standard for EV charging infrastructure.
This EV charger PCBA is built with heavy copper PCB substrates, high-Tg heat-resistant base materials and complete safety circuit modules, equipped with residual current transformers, large-capacity power electrolytic capacitors, isolated power supply modules and WiFi communication chips. Each finished board supports real-time voltage & current monitoring, instant leakage fault cut-off, cloud data interconnection and APP remote charging control. It is engineered for non-stop 24/7 outdoor operation, stably resisting extreme temperature swings, moisture, dust and electromagnetic interference from factory and parking lot environments.
Strict Quality & Reliability Assurance for EV Charger PCBA
Reliability is the top priority for high-voltage new energy circuit boards, and we implement a full closed-loop quality control system covering every production procedure:
- Raw Material Incoming Inspection: All copper foils, substrates, power chips and electronic components are sourced from authorized brand distributors. Each batch undergoes strict incoming electrical performance and aging screening to eliminate defective materials at the source, preventing early-stage circuit aging and component failure.
- Standardized High-Voltage Process Control: High-voltage isolation creepage distance, thick copper circuit etching and solder mask insulation are manufactured in strict accordance with IPC Class 3 high-reliability standards, effectively avoiding risks of short circuit, breakdown and overheating under long-term high-load operation.
- Multi-Layer Full Inspection Workflow: Every EV charger PCBA goes through AOI optical inspection, X-ray internal solder void detection, open/short circuit electrical testing and full functional aging test before delivery. Thermal cycling (-40℃ ~ 85℃) and vibration aging tests are executed to simulate harsh outdoor working conditions, verifying stable performance over long service cycles.
- Complete Traceability System: MES production tracking records all raw material batches, production parameters and test data of each PCBA unit. All test reports, certification documents and manufacturing logs are provided for overseas third-party factory audits and market compliance inspections.
- Optional Conformal Coating Protection: We offer acrylic or silicone conformal coating service to form an insulating protective film on the board surface, boosting moisture-proof, dust-proof and anti-corrosion performance and extending the service life of outdoor charging equipment by more than 5 years.
Why choose Ring PCB?
Our Manufacturing Strength & Service
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Advanced Production Capacity: Operate a 10,000-square-meter self-operated manufacturing facility, equipped with advanced production and inspection equipment including solder paste printers, reflow ovens, AOI systems, X-ray inspection machines, and ICT testers. Our 500 skilled employees ensure strict quality control throughout the production process, from raw material inspection to final product testing.
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Fast Lead Time: Support 3-day rapid prototyping for EV Charger PCBA samples, and efficient mass production with stable delivery cycles—97% of products are shipped on time, ensuring your project progresses smoothly without delay.
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Full-Turnkey Service: Provide one-stop solutions from PCB design, component sourcing, assembly, testing to packaging, eliminating your worries about multi-supplier coordination. Our professional engineering team offers technical support and after-sales service 24/7.
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Global Trusted Partner: With 18 years of experience, we have served customers in over 40 countries, becoming a reliable EMS partner for global EV charger manufacturers, automotive tier 1 suppliers, and charging infrastructure developers.
Common technical parameters of EV Charger PCBA
common technical parameters for EV Charger PCBA, tailored for an in-house factory offering customization services:
| Parameter | Description | Typical Values/Options |
| Substrate Material | Core material for PCB structure | FR-4 (Tg 130-180°C) for general applications; Aluminum-based for high thermal dissipation |
| Layer Count | Number of conductive layers | 4-6 layers (expandable to 12+ layers for complex designs) |
| Operating Temperature | Temperature range for stable operation | -40°C to +85°C (storage: -55°C to +125°C) |
| Surface Finish | Protective coating for solderability | HASL (lead-free), ENIG, OSP, or ENEPIG |
| Quality Inspection | Testing methods to ensure reliability | AOI (Automated Optical Inspection), X-Ray, ICT (In-Circuit Test), Functional Testing |
| Working Voltage | Input/output voltage range | AC 200-450V (compatible with 220V/380V grids) |
| Rated Current | Maximum continuous current handling | 10-50A (adjustable via firmware; 120A peak for fast-charging models) |
| IP Rating | Dust and water resistance | IP67 (fully dust-tight and waterproof up to 1m immersion) |
| Insulation Resistance | Resistance between conductive layers | ≥100MΩ @ 500V DC |
| Dielectric Strength | Voltage withstand capability | 1.5kV AC for 1 minute |
| Soldering Process | Manufacturing technique for component assembly | Reflow soldering (lead-free) + Wave soldering for through-hole components |
| Certifications | Compliance with international standards | CE, UL, CCC, RoHS, and IEC 61851-1 |
Customization Services Include:
- Material Selection: Customizable substrates (e.g., ceramic for extreme environments)
- Layer Configuration: Tailored stack-ups for high-speed signal integrity
- Functional Modules: Integration of RFID, NFC, LCD displays, or OCPP 1.6J communication
- Environmental Testing: Customized thermal cycling, humidity, or vibration protocols
- Compliance: Localized certifications ( eg, ISO9001, IATF16949 ,RoHS compliance)
Our vertically integrated factory ensures fast PCB prototyping, and mass production, with lead times optimized for urgent projects. Contact us for tailored solutions!
Note:
The above technical parameters are for reference only. Actual specifications and requirements, Please contact Ring PCB’s professional sales and engineering team for detailed support.
About RingPCB
Specialized in mass production of reliable new energy EV charger PCBA, RingPCB operates a self-owned 10,000㎡ automated production workshop with comprehensive industrial certification systems. We integrate bare PCB fabrication, genuine component sourcing, SMT & through-hole assembly and multi-dimensional reliability testing under one unified ISO quality management system, greatly simplifying your fragmented multi-supplier procurement chain.
Send your Gerber files and BOM for a free DFM review & accurate quotation via Email: rfq@ringpcb.com, visit our official website to browse more new energy PCBA manufacturing cases: www.ringpcb.com
