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Bentang Bahari

Services

Developer

We focus on building inland and submarine fiber optic networks to support reliable, high-speed connectivity. We handle the full development process, from planning to implementation. A key advantage we offer is our ability to supply core components for fiber optic backbone infrastructure. By combining infrastructure expertise with trusted component sourcing, we deliver efficient, scalable, and future-ready network solutions.

Our Competencies and Capabilities

Design and Engineering
Marine and Land Surveys and Permits
Procurement and Delivery of Materials
Installation of Submarine and Inland Cables (Dry/Wet Section, Underground/Aerial)
Test and Commissioning
Project Investment

Project Portfolio

Our Developer Business is not just about laying cables; it’s about building the foundation for a connected tomorrow

Jakarta - Bangka - Batam - Singapore & Batam - Bintan Cable System (B3JS)

Deployment

Q2-2012 to Q2-2013

Spectification

Inland : G.652.D / 311 km
Submarine : G.654.C / 775 km
Total : 1,086 km

Capacity

Inland : 24 & 96 cores
Submarine : 24 & 48 cores

Impact

  • Strengthens Indonesia–Singapore connectivity
  • Provides multiple routing options across key economic hubs
  • Supports high-capacity, low-latency international data transmission

    • B3JS Batam-Singapore

    Deployment

    Q2-2012 to Q2-2013

    Spectification

    Inland : G.654.C / 18 km
    Submarine : G.654.C / 36 km
    Total : 54 km

    Capacity

    Inland : 96 cores
    Submarine : 48 cores

    Impact

  • Direct access to Singapore’s data center ecosystem
  • Ideal for international traffic and backup routes
  • Enhances redundancy for cross-border connectivity

    • B3JS Batam-Bintan

    Deployment

    Q2-2012 to Q2-2013

    Spectification

    Submarine : G.654.C
    Total : 16 km

    Capacity

    24 cores

    Impact

  • Improves connectivity between key island economic zones
  • Enables network diversity within the Riau Islands
  • Supports regional digital growth and enterprise needs

    • Medan-Dumai Cable System (DAMAI)

    Deployment

    Q4-2018 to Q1-2020

    Spectification

    Inland : G.652.D / 119 km
    Submarine : G.654.C / 572 km
    Total : 691 km

    Capacity

    Inland 24 & 96 cores
    Submarine 24 cores

    Impact

  • Enhances backbone resilience in Sumatra
  • Supports growing data demand in northern Sumatra
  • Provides alternative routing for western Indonesia

    • Jakarta - Surabaya Cable System (Jayabaya)

    Deployment

    Q3-2017 to Q4-2018

    Spectification

    Inland : G.652.D / 346 km
    Submarine : G.654.B / 881 km
    Total : 1,227 km

    Capacity

    Inland : 96 cores
    Submarine : 24 cores

    Impact

  • Strengthens east–west Java connectivity
  • Supports enterprise, carrier, and data center traffic
  • Reduces latency between major business hubs

    • Ultimate Java Backbone (UJB)

    Deployment

    Q2-2016 to Q2-2017

    Spectification

    North : G.652.D / 1,277 km
    South : G.652.D / 1,384 km
    Total : 2,661 km

    Capacity

    North : 12 cores
    South : 36 cores

    Impact

  • Serves as a core backbone for national connectivity
  • Enables scalable, high-capacity data transmission
  • Supports digital transformation across Java

    • Surabaya-Denpasar Cable System & Backup SDCS (Surabaya – Probolinggo) (SDCS)

    Deployment

  • SDCS-1 : Q1-2015 to Q2-2016
  • SDCS-2 Backup Route : 2020 & 2023

    • Spectification

    SDCS-1
    • Inland : G.652.D / 499 km
    • Submarine : G.655.C / 28 km
    • Total : 527 km
    SDCS-2 Backup Route
    • Inland : G.652.D
    • Total : 551 km

    Capacity

    SDCS-1
    • Inland : 96 cores
    • Submarine : 24 cores
    SDCS-2 Backup Route
    • Inland : 12 & 24 cores

    Impact

  • Ensures reliable Java–Bali connectivity
  • Provides redundancy for critical traffic routes
  • Supports tourism, enterprise, and digital services in Bali

    • Inner Batam 3rd Route & Inner Batam 4th Route

    Deployment

    Inner Batam 3rd Route : 2018
    Inner Batam 4th Route : 2023

    Spectification

    Inner Batam 3rd Route
    • Inland : G.652.D & G654.C
    • Total : 51 km
    Inner Batam 4th Route
    • Inland : G.652.D
    • Total : 23 km

    Capacity

    Inner Batam 3rd Route
    • 60 Cores G.652.D
    • 36 Cores G.654.C
    Inner Batam 4th Route
    • 90 Cores

    Impact

  • Increases resilience within Batam’s network infrastructure
  • Supports data center interconnection (DCI)
  • Enhances reliability for mission-critical services

    • Inner Bintan

    Deployment

    2019

    Spectification

    Inland : G.652.D
    Total : 75 km

    Capacity

    96 Cores

    Impact

  • Improves local access to high-capacity networks
  • Supports industrial and digital zones in Bintan
  • Enables future network expansion

    • Anyer - Kalianda

    Deployment

    2023

    Spectification

    Submarine : G.652.D
    Total : 66.1 km

    Capacity

    6 Cores

    Impact

  • Strengthens Java–Sumatra data routes
  • Provides alternative inter-island connectivity
  • Enhances national backbone resilience

    • Sungsang - Muntok

    Deployment

    2023

    Spectification

    Submarine : G.652.D
    Total : 49.4 km

    Capacity

    6 Cores

    Impact

  • Improves connectivity between Sumatra and Bangka
  • Supports regional economic and digital activities
  • Adds redundancy to western Indonesia routes

    • Indonesia - Singapore (Rising 8)

    Deployment

  • Q1 2026 (Jakarta - Batam)
  • 2026 (Batam - Singapore)

    • Spectification

  • Cable Type : NSW SA/DA-R G654.C
  • Cable Length : 1,128 km
  • Technology : Repeatered Cable
  • Number of Pair 16 fiber pairs

    • Capacity

    25 Tbps per fiber pair

    Impact

  • Direct international gateway to Singapore
  • Ideal for hyperscalers, carriers, and data centers
  • Enables low-latency, high-reliability global connectivity
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