pcba board Gold ENIG Finish Green Soldmask 1oz Copper Multilayer industrial control pcb factory WhiteSilk Screen

pcba board Gold ENIG Finish Green Soldmask 1oz Copper Multilayer industrial control pcb factory WhiteSilk Screen​ Multilayer FR-4 PCB board


Detail Specifications:

What KAZ Circuit can do for you:

• PCB manufacturing (prototype, small to medium, mass production)
• Components Sourcing
• PCB Assembly/SMT/DIP

To get a full quotation of the PCB/PCBA, pls provide the information as below:

• Gerber File, with detail specification of the PCB
• BOM List (Better with excel fomart)
• Photoes of the PCBA (If you have done this PCBA before)

Company Informaiton:
KAZ Circuit is a professional PCB manufacturer from China since 2007, also provide PCB Assembly service for our customers. Now with about 300 employees. Certified with ISO9001,TS16949, UL, RoHS. We are confident to provide you quality products with factory-directed price within the fastest delivery time!

Manufacturer Capacity:

SMT Capacity




Industrial control panel assembly process

PCB design and manufacturing:

Work with PCB design engineers to create schematics and layouts for industrial control boards.
Ensure designs comply with industry standards and regulatory requirements for industrial applications.
Combined with features such as robust power supply, noise-resistant signal conditioning and onboard diagnostics.
Send your design files to a professional PCB manufacturer capable of producing high-quality, industrial-grade circuit boards.

Component Selection and Procurement:
Choose industrial-grade components known for reliability, longevity and high temperature/environmental resistance.
Source components from authorized distributors or directly from the manufacturer to ensure authenticity and traceability.
Maintain a comprehensive bill of materials (BOM) with part numbers, suppliers and delivery times.

Automated PCB Assembly:
Utilize state-of-the-art surface mount technology (SMT) assembly equipment for high-precision component placement.
Apply the solder paste to the PCB using a stencil printing process or an automated dispenser.
Use reflow soldering in a controlled lead-free environment to form strong solder joints.
If necessary, integrate through-hole components using automated insertion and soldering machines.

Professional assembly process:
Incorporate other assembly steps to enhance the reliability and performance of industrial control boards, such as:
Conformal coating or potting for environmental protection
Heat sink or thermal management component installation
Enclosure integration or panel mounting provisions

Extensive testing and quality assurance:
Perform comprehensive electrical, functional and environmental testing including:
Continuity and resistance checks
Power-on and diagnostic tests
Temperature, humidity and vibration testing
Aging or accelerated life testing
Strict quality control measures are implemented throughout the entire assembly process.
Document all test results and keep detailed quality records.

Sturdy packaging and shipping:
Pack industrial control boards in protective enclosures or shipping containers.
Ensure packaging can withstand the demands of industrial environments such as shock, vibration and moisture.
Provide necessary documentation including assembly instructions, schematics and test reports.

Key considerations for industrial control panel assembly:
Meet industry standards (e.g. IEC, UL, CE) and regulatory requirements
Choose components with expanded temperature and environmental ratings
Extensive testing and quality assurance performed to ensure reliable long-term operation
Rugged assembly process meets the needs of industrial applications
Traceability and documentation of maintenance, service and support

The industrial control board assembly process emphasizes reliability, durability, and strict quality control to ensure that the circuit board can operate effectively in challenging industrial environments.


Photoes of this multilayer FR-4 PCB board

In the year of 2024, SHENZHEN KAIZUO ELECTRONIC TECHNOLOGY CO., LTD (KAZ CIRCUIT) has joined Kingsum group (www.kingsumpcba.com), to seek for a larger market share from PCB manufacturing, component sourcing, pcb assembly, and box build assembly with better price and lead time.

Founded in 2007, KaiZuo Electronic (hereinafter referred to as KAZ) is a professional & high quality provider of Electronic Manufacturer Service (EMS) from China. With about 300 experienced employees, KAZ can provide customers with one stop services including PCB manufacturing, Components Sourcing, PCB Assembly, Cable Assembly, Box Building, IC Programming, Functional and Aging Testing. Certified with ISO9001, UL, RoHS, TS16949.

Equipped with 5 high-speed SMT, automatic printing machine (DSP1008), MIRAE MX200/MIRAE MX400 high-speed production line, YAMAHA equipment (YS24/YG12F...), reflow soldering (NS-1000), AOI testing equipment (JTA-320-M), X-Ray inspection equipment (Nikon AX7200), 2 DIP production lines and Nitto wave soldering. 

After focusing on the electronic manufacturer services for 13+ years, KAZ has established long-term cooperated & satisfied customers all over the world. Mainly from North America, European, Asia and Australia. Application fields including industrial control, IT/Networking, IoT, security, automotive, power electronics, consumer electronics, lighting, etc. 

Some of KAZ Customers:

Certificates including:

• ISO9001
• TS16949
• UL
• RoHS