Power Systems and Solutions Co. Ltd

Turnkey Solar PV EPC Services

Rooftop | Floating | Ground Mounted

Professional Solar EPC of Thailand

We have dedicated team of highly skilled persons for  Engineering & Designing, Procurement, Construction and Commissioning of Solar PV Projects. Our team have expertise in extremely challenging Rooftop and Floating Solar PV projects.  Our clients / off-takers are satisfied with the performance of projects.

Till now we commissioned 50+ MWp of Solar PV projects under turnkey EPC and we have 40+ MWp EPC projects are in pipeline for 2021-22.

Engineering and Designing

We have our in-house engineering and design team for separate design engineers for Electrical, Civil and Solar Designing. We are capable of doing complex and efficient designing of all types of Solar PV Projects (Ground Mounted, Rooftop or Floating). Our Head of Design and Engineering have more than 15 years of experience.

  • PV Layout ( DC / AC Layout )
  • PV Syst Analysis
  • Single Line Diagram
  • Cabling and Interconnection Diagram
  • SCADA / Monitoring 
  • Structure Erection Diagram
  • PV Generation Analysis Report
  • Site Feasibility Analysis
  • Float Structure Designing ( Floating PV)


Project Management

We have a separate team for on-site and off-site project managers. Our projects managers have extensive experience as construction manager with over 15 years of average experience in handling energy projects in different sites and locations in Thailand

  • On-Site Project Management, Control and Reporting.
  • Off-Site Project Timeline and Resource Management.
  • Documentation and Data Management.

Procurement Management

Our procurement team have a long term relationship with local and international suppliers of tier-1 equipment. We get a relatively fair price for the equipment and a good payment and services / warranty terms. Which leads to an overall reduction in price.

  • Solar PV Panels : Longi, GS, JP Solar (n-type)
  • Inverters : Huawei, EEI
  • Structures : BEBasor, Arctech Solar
  • Cables / Trays : BCC, BE Basor
  • Other BoS : Tier-1 Suppliers

Testing and Commissioning

We have our Quality Assurance, Management, Control and Testing plan for all the Solar PV Installation works and equipment pre-commissioning will makes our plants reliable and long lasting. We provide all types of testing and commissioning services, especially for electrical.

  • Electrical and Mechanical Testing of Installation and Equipment
  • Calibration and Initial Setting of AWS and Recording Equipment
  • Synchronization and Commissioning of Plant
  • Performance Ratio Analysis and Testing
  • Pre-feasibility testing of site / roof for solar projects
  • Job Safety, Health and Environment Testing and Assessment
  • Proper handover documentation ( From EPC to O&M )

Licenses and Permits

Our local permits team have extremely good relations with the Thai. Govt. Agencies for the permits and licenses and hence its easier for us to acquire it for our clients even before the construction is started. 

  • Company Formation, Accounts and HR-Admin Services.
  • Board of Investment ( BOI ) Approval.
  • PPA Documentation for PEA and EGAT.
  • Local Construction and Land Permits ( Provincial Govt.).
  • Arranging Short-Term Visa and Work Permit for Partner’s Consultants / Visitors.
  • Special Assistant for any other type of permits or licenses in Thailand.