Factory 1 & Head Office

Factory 1

Gobel Industrial Complex

Jl. Teuku Umar Km. 29
Cikarang Barat - Bekasi
Jawa Barat, Indonesia
17520
Phone : 6221-88324761(hunting)
               6221-88329966(hunting)
Fax : 6221-88329955

Factory 2

Thank you very much to all our customers for the support and relationship. We shall make strong foundation for the next growth in our future business by providing excellent quality to all our customers and strengthening our productivity to be a more competitive company that you can trust.“



Lo Hengky Senjaya
President Director Message

Our Services

  1. Supporting with reliable components
    We can supply assembled components with our key parts and procurement skills
  2. Our operation are controlled by highly qualified management system
    ISO 9001/ISO 14001/ISO 13485/ Certificate Green product from Customer
  3. Detail Engineering support
    We are experienced in mass production based with customer’s design supported by well-communication with our customer.

Our Products

Key Unit Supporting Parts

Key Unit Supporting Parts

Precision Plastic Injection Molding
Plastic Injection Molding is our core business and plays a supporting role to other core business of Coil Winding and Plastic Component Assembly.
We are using all kind of Plastic Material and grades such as :
ABS, PBT, PC, PC-ABS, HIPS, PA, POM, PPE, PMMA, Elastomer, ABS+PBT, PS, PP, PET, PPO

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Printer Supporting Product

Printer Supporting Product

Mechanism & Plastic Component Assembly
We coordinate and gather all the parts from various sources internal and external through global procurements and Engineering support
We assemble mechanism of Single Impact Dot Matrix printer, Automatic Document Feeder (ADF) unit, Scanner unit and Duplex unit for Printers.

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Full Assy Product

Full Assembly of Printer Product

Full Assembly of Dot Matrix Printer

We began full assembly of dot matrix printers for Epson, that is LQ-310 and LQ-350




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Coil Winding

Precision Coil Winding

We provide Coil Manufacturing services for Relay, Deflection York, Transformer, Ignition Coil and Core-less Coils. Our coil winding manufacturing operations are supported by Japanese engineers with specialized precision coil winding experiences.

Our coil winding machines are highly integrated which can wind up to 18 coils at high speed up to 23,000 revolutions per minutes (rpm).

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Company Motto

"Deliver Excellence"


We Strive to Provide the Best Quality
and Service for our Customers to Produce
Trusted Products That are Used to Improve
the Quality of Human Life.

About Us

PT. Patco Elektronik Teknologi, located in Cikarang Barat (a suburb of Jakarta, Indonesia) was founded in June 1994. We are a manufacturing company that specializes in precision plastic injection molding, electronic components assembly and precision coil winding. Along with our ISO 9001/14001 & 13485 Certifications, we have also secured “Green Partner/Procurement” status awarded by customers such as Epson, Panasonic, Sony and Omron. Patco is the first-tier vendor of Indonesia Epson Industry.

PT. Patco is part of Senjaya Group involved in manufacturing of metal plating, advanced metal air batteries etc, and distribution of Professional and Broadcast systems, Security Systems Solutions and Communications systems etc.

PT. Patco is able to leverage on its group’s strength to form long term strategic manufacturing partnerships with leading-edge customers. We are currently providing contract manufacturing services to original equipment manufacturers (OEMs) in the consumer electronics and automotive industries.

Our growth strategy is to promote our capabilities as a leading electronic manufacturing service provider offering a ONE-STOP Manufacturing Solution. This will be achieved through our vertically integrated operations, strong customer focus and the synergies of our dedicated and motivated management team.

Our philosophy is to provide the Best Quality, Cost and Delivery to our customer through continuous improvement. We use 5S, 3T, VISUAL MANAGEMENT SYSTEMS for factory control. Our strong emphasis on training enables us to continuously upgrade our technical and assembly skills and in turn enhances our performance with our customers.

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