PCBA with One Stop Service Air-Conditioning Monitor SMT PCBA

We maintain the ultimate pursuit of product quality and hope to create value for society by manufacturing high quality Full Turnkey Pcb Pcba Assembly, PCBA Automotive Mobile, OEM/ODM service. The company insists on management innovation, vigorously implements the "quality project strategy", establishes a complete quality control and management system, and has successively passed a number of certifications such as quality management system certification. We recognize the company's corporate culture and promote the company's development through enthusiasm, courage and responsibility. Our company has perfect technical R & D force and mature after-sales service team. Our achievements are not easy to come by, which is the result of the concern and help from all walks of life, the high trust of our customers and consumers, and the collaboration and support of our partners at home and abroad.

PCBA for EV Inverter is a highly integrated, precision-manufactured printed circuit board assembly specifically designed for the core control and power conversion functions of EV inverters. Unlike standard PCBA products, this solution is optimized for the harsh operating environments of EVs, including wide temperature fluctuations (-40°C to 125°C), high voltage (up to 800V), and continuous vibration.
The product integrates high-power semiconductor components (such as IGBTs and SiCs), high-precision sensors, and robust passive components, all mounted on a high-temperature-resistant substrate (FR-4 or ceramic). Each PCBA undergoes rigorous soldering inspection (AOI, X-ray) and functional testing to ensure consistent performance, minimizing the risk of inverter failure- a key concern for EV manufacturers and end-users.

This PCBA solution is a critical component for EV inverters across multiple vehicle segments, with key application scenarios including:​

Passenger EVs: Compatible with inverters for BEVs (Battery Electric Vehicles) and PHEVs (Plug-in Hybrid Electric Vehicles), supporting powertrain outputs from 50kW to 300kW (suitable for compact cars, sedans, and SUVs).​

Commercial EVs: Designed for inverters in electric buses, delivery vans, and light trucks, where high durability and continuous operation (8–12 hours daily) are required.​

Heavy-Duty EVs: Adaptable to inverters for electric trucks and construction vehicles, with reinforced mechanical structures to withstand extreme vibration and shock.​

EV Aftermarket: Provides replacement PCBA modules for inverter maintenance, ensuring consistent performance with original equipment standards-addressing the growing demand for reliable EV aftermarket parts.

PCBA for EV Inverter stands out with four core advantages, tailored to the evolving needs of the EV industry:​
High Voltage & Thermal Stability: Supports DC input voltages up to 800V (compatible with next-gen EV batteries) and uses heat-dissipating substrates to maintain component temperatures within safe limits, even during high-load driving (e.g., uphill, fast acceleration).​
Precision & Reliability: Adopts advanced SMT with 01005 component placement capability, ensuring tight circuit tolerances. 100% X-ray inspection for BGA components and IP67-level conformal coating protect against dust, moisture, and corrosion.​
Energy Efficiency Optimization: Integrates low-loss power management chips and optimized circuit layouts, reducing energy conversion losses by up to 3% compared to standard PCBA solutions-directly contributing to longer EV driving range.​
Customization Flexibility: Offers full OEM/ODM support to match diverse inverter designsfor passenger cars, commercial vehicles, and heavy-duty EVs. Shortens lead times for prototype developmentto accelerate client product launches.

Shenzhen BQCTECH is a leading provider of integrated manufacturing solutions specializing in PCBA and electronic products. With decades of dedicated focus on the EMS sector, the company delivers comprehensive one-stop services encompassing: OEM, ODM, and full-spectrum EMS-including component scouring and material management, precision SMT and DIP Assembly.

Operating from a modern, more than 10,000 square meter manufacturing facility, BQCTECH is powered by a skilled workforce of over 500 professionals, including highly qualified management and technical teams. The company's end-to-end capabilities-from component sourcing to final assembly and testing-enable it to serve clients across automotive, industrial, and consumer electronics industries, with a strong commitment to quality and on-time delivery.

Our commitment to excellence is validated by internationally recognized certifications: ISO 9001: 2015, ISO 14001:2015, ISO 13485:2016, IATF 16949:2016.

Q1: Does BQCTECH provide component sourcing for the PCBA, or do clients need to supply components?​
A1: BQCTECH offers two options: 1) Full turnkey service: We source components through our global supplier network which will ensure traceability and cost efficiency); 2) Client-supplied components: We accept client-provided materials and provide assembly and testing services.​

Q2: Can the PCBA be adapted for SiC inverter designs?​
A2: Yes. Our PCBA is fully compatible with SiC power modules, which require higher temperature resistance and precision soldering. We have specialized SMT processes for SiC components, including laser soldering and thermal simulation testing.​

Q3: What testing procedures does the PCBA undergo before delivery?​
A3: Each PCBA goes through a 5-step testing process: 1) AOI for soldering defects; 2) X-ray inspection for BGA and hidden solder joints; 3) Functional testing ; 4) Environmental testing ; 5) Final visual inspection and traceability labeling.

In the process of development, our company has constantly strengthened its quality, built up its image outside, strengthened its management and constantly explored ideas and expanded its market. Now PCBA with One Stop Service Air-Conditioning Monitor SMT PCBA have been sold all over the country and multiple foreign countries and are in an advantageous position in the market. The company strives to pursue product safety and high reliability and is committed to providing more professional, more reliable and smarter technologies and products to users around the world. We always insist on serving attentively, enthusiastically and efficiently to ensure that our products are of good quality.