24 February, 2026 Posted by Ankush Agrawal
"To capture a large market, companies must learn to outsource and collaborate with the right partners." For the electric vehicle industry, that partner is often an EMS company. To succeed in industries such as automotive, consumer electronics, and electric vehicles, companies must identify a manufacturing partner with a strong supplier network, a streamlined production process, and a reliable logistics ecosystem in place.
One of the key challenges EV companies face, like business in other industry, is identifying the right EMS partner for their manufacturing needs. In this blog, we have listed the top 10 PCB assembly companies in India serving the EV industry. Electric vehicles operate entirely on electricity, and in every electronic system, electricity flows through PCBs in a controlled and reliable manner. Whether it is a battery management system, a motor control unit, or other electronic modules, each of them is built around a precisely assembled PCB.
The most effective way to identify the right EMS partner is to clearly define your requirements in advance. Understand what you need, the level of complexity involved, and the timeline you are working with. Prepare your questions before entering discussions and, most importantly, meet the EMS team in person. Visiting the manufacturing facility provides direct insight into whether their infrastructure, processes, and production scale are capable of meeting your expectations within the required timelines.
This blog is intended to give you a practical list of the top 10 PCB assembly companies in India. From here, the next steps are yours to take. Explore their websites, initiate conversations, and plan facility visits. With the right approach, you may identify the ideal EMS partner early in your evaluation process.
Mefron Technologies offers comprehensive turnkey PCB assembly solutions that cover everything from component sourcing to final assembly and testing under one roof, making it an ideal partner for EV electronics manufacturing. With state-of-the-art infrastructure, advanced SMT and through-hole assembly processes, and rigorous testing capabilities including AOI and X-ray, Mefron ensures every assembled PCB meets stringent quality and reliability standards.
Designed for both high-mix low-volume and low-mix high-volume production, their turnkey approach brings efficiency, reduced lead times, and cost-effective solutions to EV OEMs and system integrators. By combining deep manufacturing expertise with a strong global supply chain, Mefron enables seamless transitions from prototype to mass production for critical EV components.
Roots EMS is a known Indian EMS provider offering PCB assembly services across automotive, industrial, and power electronics sectors. Their capabilities include SMT assembly, testing, and system integration, making them suitable for EV electronic modules requiring dependable manufacturing support.
Thinksemi Infotech provides PCB assembly and electronics manufacturing services with a focus on quality and compliance. Their experience in automotive electronics allows them to support EV applications where consistency and testing are critical.
Sriline Electronics offers SMT and through-hole PCB assembly along with inspection and testing services. Their EMS capabilities extend to EV and automotive electronics that require controlled manufacturing processes and system-level integration.
MCBS-EMS is a dedicated PCB assembly service provider delivering turnkey PCBA solutions from prototyping to volume production. Their focus on fine-pitch components and functional testing supports complex EV electronic assemblies.
Accura Electronics brings long-standing EMS experience in PCB assembly and custom electronics manufacturing. Their services support early-stage development and production requirements for EV electronic subsystems.
Auckam Technologies provides end-to-end PCB assembly services with emphasis on DFM, DFA, and cost optimization. Their assembly capabilities are suited for EV electronics where reliability and manufacturability are key.
Tecno Systems India specializes in PCB assembly with IPC-compliant processes and scalable production lines. They support electronics used in control units and monitoring systems within EV platforms.
Argus offers PCB assembly services including SMT, BGA, and mixed-technology assemblies. Their focus on quality inspection and testing supports electronics used in automotive and EV environments.
Discrete Circuits delivers PCB assembly services for complex electronics, focusing on prototyping, validation, and controlled production. Their services are relevant for EV electronics requiring consistent performance.
As India's EV industry continues to mature, the role of PCB assembly partners will only become more critical. Selecting the right EMS provider goes beyond cost; it directly affects safety, scalability, and product reliability. While several Indian companies offer PCB assembly services, only a few truly understand the demands of EV electronics.
Amongst the companies listed, Mefron Technologies stands as a focused, capable, and future-ready EMS partner purpose-built for EV manufacturers. With strong PCB assembly expertise, turnkey manufacturing, and a deep understanding of automotive requirements, Mefron is well positioned to support the next generation of electric vehicles built in India.
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