Energy Storage Deployment & Operations

817MW +

Building a market-leading Energy-as-a-Service (EaaS) ecosystem through full-lifecycle project execution.

Billion Watts has established long-term strategic partnerships with leading global technology providers to deliver end-to-end energy storage solutions, encompassing Energy Storage Cabinet (ESS), Battery Management Systems (BMS), Power Conversion Systems (PCS), and Energy Management Systems (EMS). All solutions are fully compliant with Taipower communication protocols and performance certification requirements.

 

Billion Watts offers flexible deployment across a broad range of applications, including grid-connected energy storage, behind-the-meter (BTM) systems for Commercial and Industrial (C&I) customers, and integrated solar-plus-storage solutions, tailored to different operating and market scenarios.

 

With proven multi-vendor system integration capability and OEM-compliant maintenance expertise, Billion Watts delivers comprehensive services spanning project engineering, system integration, commissioning, and long-term operations and maintenance (O&M). To date, the company has delivered and manages a cumulative energy storage portfolio of 308 MW / 817 MWh, with total assets under O&M exceeding USD 501 million. This integrated approach ensures high asset availability, operational resilience, and stable, long-term returns across the full lifecycle of each energy asset.

Grid-connected ESS

Yunlin 64MW/262.43MWh

  • Grid connection date：2024/12
  • Market application：Energy-shifting with Dynamic Regulating Function Reserve, E-dReg

Yunlin 20MW/20.8MWh

  • Grid connection date：2023/09
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Energy battery energy storage system

Changhua 19.58MW/78.34MWh

  • Market application：Solar Energy Plus ESS Installation
  • Product：Energy Management System

Tainan 6MW/ 6MWh

  • Grid connection date：2022/12
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Energy battery energy storage system

Miaoli 5MW/5.2MWh

  • Grid connection date：2022/08
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Energy battery energy storage system

Changhua 4.8MW/4.8MWh

  • Grid connection date：2025/01
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Energy battery energy storage system

Changhua 4.8MW/4.8MWh

  • Grid connection date：2024/11
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Energy battery energy storage system

Yunlin 4.8MW/4.8MWh

  • Grid connection date：2024/09
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Energy battery energy storage system

Tainan 4.3MW/4.4MWh

  • Grid connection date：2024/07
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Energy battery energy storage system

Yunlin 4.2MW/4.4MWh

  • Grid connection date：2024/05
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Energy battery energy storage system

Hualien 4MW/4MWh

  • Grid connection date：2024/04
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Energy battery energy storage system

Taichung 3MW/ 3MWh

  • Grid connection date：2022/12
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Energy battery energy storage system

Tainan 3MW/3MWh

  • Grid connection date：2023/03
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Energy battery energy storage system

Nantou 3MW/3MWh

  • Grid connection date：2023/12
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Energy battery energy storage system

Miaoli 2.5MW/2.6MWh

  • Grid connection date：2024/03
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Energy battery energy storage system

Yilan 2.5MW/1.82MWh

  • Grid connection date：2023/01
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Power battery energy storage system

Yilan 2.1MW/1.65MWh

  • Grid connection date：2021/10
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Power battery energy storage system

Yilan 2.1MW/1.65MWh

  • Grid connection date：2022/06
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Power battery energy storage system

Tainan 2MW/8MWh

  • Grid connection date：2024/09
  • Market application：Energy-shifting with Dynamic Regulating Function Reserve, E-dReg
  • Product：Tesla Megapack 1

Yilan 2MW/2MWh

  • Grid connection date：2023/05
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Energy battery energy storage system

Chiayi 1.5MW/4.6MWh

  • Grid connection date：2024/04
  • Market application：Energy-shifting with Dynamic Regulating Function Reserve, E-dReg
  • Product：Saft Intensium Max

Taitung 1.4MW/990kWh

  • Grid connection date：2022/09
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Power battery energy storage system

Chiayi 1MW/3MWh

  • Grid connection date：2023/03
  • Market application：Energy-shifting with Dynamic Regulating Function Reserve, E-dReg
  • Product：SolarEdge High Energy battery energy storage system

Tainan 1MW/ 1MWh

  • Grid connection date：2023/01
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Energy battery energy storage system

Yilan Longde 2.1MW/1.65MWh

  • Grid connection date：2021/10
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Power battery energy storage system

Yilan Toucheng 2.1MW/1.65MWh

  • Grid connection date：2022/06
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Power battery energy storage system

Miaoli Tongluo 5MW/5.2MWh

  • Grid connection date：2022/08
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Energy battery energy storage system

Taichung Dongshi 3MW/ 3MWh

  • Grid connection date：2022/12
  • Market application：Regulation Reserve dReg 0.25
  • Product：SolarEdge High Energy battery energy storage system