Design Engineering Procurement and Construction

Planning, designing, and professionally implementing work wholeheartedly fit the requirements to meet and exceed expectations.

System Integration

A series of processes to integrate all system devices such as inverters, batteries, solar modules, and others to ensure the system function properly and optimal.

Testing & Commisioning

Testing and Commissioning are activities that determine when the installation process is complete. This activity is carried out in conjunction with the user to ensure the installed equipment conforms to the specified requirements and quality. We have reliable engineers and technicians


We provide training for technicians and engineers to have reliable competence in solar power and other renewable energy fields. This training is intended for SEI partners who will carry out installation and acceptance tests on-site and users.

Operation & Maintenance

PT SEI has operated and maintained solar power tower equipment for BTS in 3T (frontier, remote, underdeveloped) areas of more than five hundred locations spread across Indonesia. By relying on engineers and technicians on standby 24 hours a day, seven days a week, and operators in the network operation center, PT Surya Energi Indotama (SEI) can provide more than 99% service according to customer requirements.

Provision of Energy Solutions

PT. SEI provides solutions for the provision of clean and efficient energy through investment schemes in the form of service leases, Public Private Partnership (PPP) and other forms of cooperation in the fields of renewable energy and energy conservation.