# PCB & electronics manufacturers in Kolkata > 29 businesses in Kolkata, West Bengal: PCB assembly (12), PCB design (11), PCB fabrication (9), transformers and magnetics (5). 10 list ISO 9001. Read from their own websites. To narrow this list, search: https://santh.ai/api/suppliers?city=Kolkata&q= See also: [PCB fabrication (9)](https://santh.ai/cities/kolkata/pcb-fabrication.md), [PCB assembly (12)](https://santh.ai/cities/kolkata/pcb-assembly.md), [PCB design (11)](https://santh.ai/cities/kolkata/pcb-design.md), [Box build (4)](https://santh.ai/cities/kolkata/box-build.md), [Transformers and magnetics (5)](https://santh.ai/cities/kolkata/transformers.md) ## Businesses (29) - [A S Automation](https://santh.ai/suppliers/a-s-automation.md): Manufacturer and supplier of electronic automation items, including water pump controllers and sensor controllers. It designs PCBs and develops customised electronic industrial equipment, including units for electric locomotives. It has a factory in Kanchrapara, West Bengal, and offices in Kolkata. - [A2mation](https://santh.ai/suppliers/a2mation.md): Kolkata-based electronics manufacturer. It makes LED display boards, clocks, token systems and similar equipment under its own designs. It also lists PCB manufacturing, PCB assembly and custom electronics product design. - [Adtronics Solutions](https://santh.ai/suppliers/adtronics-solutions.md): Electronics and IT services company in Greater Kolkata. It does electronics hardware design, PCB design, embedded systems and IoT, and says it offers EMS and technology transfer for machine controllers it has developed. - [Aeonix Innovations](https://santh.ai/suppliers/aeonix-innovations.md): Kolkata-based IoT, embedded systems, AI and robotics company that designs custom PCBs and builds production hardware and firmware for government, defense and enterprise clients. It offers PCB design, fabrication and assembly as an engineering service and also sells its own IoT products. - [Aether RFID](https://santh.ai/suppliers/aether-rfid.md): New Delhi company that manufactures RFID tags (soft tags, hard tags and bespoke designs) in its own facility. It also develops customised IoT sensor devices (data loggers, GPS/GNSS) and software for retail, manufacturing, logistics, e-commerce and renewable energy. - [Algonics](https://santh.ai/suppliers/algonics.md): Kolkata-based company that designs and builds customised power electronics (hybrid inverters, UPS, power converters, drives, EV charging systems) integrated with IoT, cloud and web monitoring. It delivers custom-engineered systems to industrial, energy, defence and railway customers. - [AMP-RHO TECH PRIVATE LIMITED](https://santh.ai/suppliers/amp-rho-tech-private-limited.md): Kolkata-based electronics start-up offering circuit design, PCB artwork, PCB manufacturing and assembly, and control transformer manufacturing. It also offers computer assembly and component procurement. - [ASAP ELECTRONICS & SERVICES](https://santh.ai/suppliers/asap-electronics-and-services.md): Kolkata-based company that provides PCB and schematic design, PCB soldering and assembly, and electronics manufacturing services (assembly, testing, product assembly). It also offers industrial training and fault finding and repair. - [Baid Power Services Pvt. Ltd.](https://santh.ai/suppliers/baid-power-services-pvt-ltd.md): Kolkata-based designer and manufacturer of power electronics (battery chargers, SMPS, servo stabilizers), healthcare systems (nurse call, queue management) and instrumentation and control devices. Its own R&D unit customises products to customer specifications. - [Balaji Solutions Ltd.](https://santh.ai/suppliers/balaji-solutions-ltd.md): IT hardware, peripherals and mobile accessories company in Kolkata. It manufactures products under its own Foxin brand and makes USB data cables and wearables on an OEM basis to brand owners' designs at its Howrah facility. It also distributes IT hardware and accessories from other brands. - [Berylline® Labs Pvt. Ltd.](https://santh.ai/suppliers/berylline-labs-pvt-ltd.md): Deep-tech product engineering company in Kolkata offering FPGA, RF and microwave design, embedded systems and AI/ML development, along with electronics manufacturing services (PCB prototypes, box build and testing, PCB fabrication through partners). - [Compu Drive System](https://santh.ai/suppliers/compu-drive-system.md): Kolkata-based electronics and mechatronics product design and prototyping firm. It designs and builds customised prototype products and industrial automation machines, including PCB design and PCBA, for entrepreneurs and small businesses in India and abroad. - [Cosmo Power and Control](https://santh.ai/suppliers/cosmo-power-and-control.md): COSMO Group makes industrial automation, solar pumping, inverter and battery systems, and embedded and IoT electronics. Its OEM segment, Ritcon Electronics Pvt. Ltd., builds bespoke embedded, IoT and power electronics solutions. It operates from Kolkata and Hooghly, West Bengal. - [Digilog Systems](https://santh.ai/suppliers/digilog-systems.md): Kolkata-based manufacturer of GPS vehicle tracking systems, DC-DC and AC-DC converters, pump controllers and SMS-based control systems. It also does custom product design and development to customer requirements. - [Explorer Electronics](https://santh.ai/suppliers/explorer-electronics.md): Kolkata-based company, established in 2015, offering PCB design, embedded and electronics design services. Its listed services also include PCB fabrication, assembly and integration. It also supplies electronic components and trained manpower. - [Fiji Electronics Pvt. Ltd.](https://santh.ai/suppliers/fiji-electronics-pvt-ltd.md): Kolkata-based manufacturer of servo controlled industrial voltage stabilizers, control panels, isolation transformers, CVTs, battery chargers and inverters. It designs and builds custom units to customer requirements and serves Eastern India. - [Getron Powertronics Control](https://santh.ai/suppliers/getron-powertronics-control.md): Kolkata-based electronics and power-control company. It makes its own automatic transfer systems, water level controllers, time switches and VAT starters. It also offers PCB layout design, prototyping with SMT assembly, and testing for customers. - [Icon Engineers Private Limited](https://santh.ai/suppliers/icon-engineers-private-limited.md): Kolkata-based manufacturer of oil-cooled and dry-type transformers and automatic voltage regulators. It also builds customized products such as furnace transformers, rectifier units and reactors to client requirements. - [KSP Power Controls](https://santh.ai/suppliers/ksp-power-controls.md): Kolkata-based maker of transformers, servo voltage stabilizers, online UPS, battery chargers, high voltage rectifier transformers and electrical control panels. It supplies industrial and commercial clients and says it also supplies global clients. - [Mekatron](https://santh.ai/suppliers/mekatron.md): Kolkata-based manufacturer of rigid PCBs and PCB assemblies (SMT and through-hole), built from customer designs or in-house design. It also runs LED lighting (own brand and OEM), Li-ion battery pack and wireless nurse call system divisions. - [Micro Systems & Controls](https://santh.ai/suppliers/micro-systems-and-controls.md): Kolkata-based MSME that designs and manufactures process automation and control instrumentation. It also provides electronic product design and low-volume contract manufacturing to OEMs. - [Namita Electronics Industries](https://santh.ai/suppliers/namita-electronics-industries.md): Kolkata-based manufacturer of transformers and electronic components. It makes custom step up/down transformers and lists PCB assembly, plastic moulding and box-build assembly among its capabilities. - [Paradox Innovator](https://santh.ai/suppliers/paradox-innovator.md): Kolkata-based robotics, automation, IoT and STEM education company. It also provides PCB design, fabrication and assembly (SMT, through-hole or mixed) and 3D printing and custom manufacturing. - [PL Electronics](https://santh.ai/suppliers/pl-electronics.md): Electronics Manufacturing Services (EMS) company in Kolkata, West Bengal, offering PCB assembly, system integration and box build for sectors such as automotive, energy, railway and telecommunications. - [Skubotics](https://santh.ai/suppliers/skubotics.md): IoT and robotics engineering company in India that covers embedded hardware, firmware, PCB design and fabrication, web and mobile apps, and 3D printing. It also makes its own Arduino-compatible boards and runs training programmes. - [SR Electrotech](https://santh.ai/suppliers/sr-electrotech.md): PCB manufacturer in Kolkata, West Bengal. It states that it makes standard and customized printed circuit boards for a range of industries. - [Synchro Electronics](https://santh.ai/suppliers/synchro-electronics.md): Kolkata-based electronics manufacturer, founded in 1993. It provides third-party EMS and contract manufacturing for OEMs (PCB assembly, electro-mechanical assembly, cable and wiring harnesses, box build). It also makes its own product lines, including test and measuring instruments, consumer electronics, elevator products and PCBs. - [Technid Solutions](https://santh.ai/suppliers/technid-solutions.md): Kolkata-based electronics design, development and manufacturing company founded by ex-BARC and ex-DAE engineers. It designs FPGA/SoC/embedded hardware and firmware, and offers PCB assembly services. Its clients are R&D labs in India and abroad serving accelerator, nuclear, defence, satellite and industrial instrumentation work. - [Zreyas Technology Pvt Ltd](https://santh.ai/suppliers/zreyas-technology-pvt-ltd.md): Kolkata-based IoT and embedded systems company. It designs and prototypes custom electronic hardware, firmware and software for clients, including PCB layout, PCB assembly and testing. It also sells its own products such as an air quality monitoring system, an IoT middleware, a pump controller and an oxygen concentrator.