- Business
- PT Sumi Indo Kabel Tbk is an Indonesia-based cable manufacturer specializing in the production and sale of a wide range of cables and electrical equipment. The company's core products include conductors (copper and aluminum wires); power cables for medium and low voltage applications; control and instrument cables; telecommunication cables; fire-resistant cables including FRC armor and non-armor varieties; armored and non-armored cables; special products such as low-temperature cables (-50°C), solar cables, and LIMPET; grounding cables; low-voltage wires for batteries and earth bonding; vinyl insulated low-voltage wires for automotive applications; and steel tape or steel wire armor cables for underground use. It also offers a proprietary product range under the SIK brand. The manufacturing facilities are located in Tangerang, Indonesia. The company operates primarily in Indonesia but also supports global projects and overseas markets. Founded in 1981 and headquartered in Tangerang, PT Sumi Indo Kabel Tbk is an affiliate of Sumitomo Electric Industries, Ltd., Japan.
In recent developments, PT Sumi Indo Kabel Tbk has undergone strategic diversification by expanding its product portfolio into fiber optic and smart cables since 2015, enhancing its market offering and technological capabilities. The company also continues to pursue business diversification and product innovation to strengthen its presence in various industry segments, including infrastructure, automotive, telecommunications, and oil and gas sectors. Further, it maintains active corporate governance updates and shareholder communications as part of its operational transparency, as reflected in its 2025 general shareholder meetings and audit committee changes.
The company’s comprehensive product range reflects its focus on serving diverse industrial and commercial applications, targeting sectors such as energy distribution, telecommunications, automotive manufacturing, and industrial instrumentation. Through its affiliation with the Sumitomo Electric Group, PT Sumi Indo Kabel Tbk leverages global expertise and technological advancements to support Indonesia's infrastructure development and regional market needs. The company continues to invest in new product development and operational excellence to maintain its competitive position in the cable manufacturing industry.