logo

Thai National Power

Sector: Commercial • Location: Rayong, Thailand

Source: World Bank Group

Project
Active

Thai National Power (TNP) developed a 110 MW gas-fired combined cycle cogeneration plant in the Siam Eastern Industrial Park in Rayong Province. The plant was to sell 90 MW to the Electricity Generating Authority of Thailand (EGAT) under a 25-year power purchase agreement. The remaining 20 MW was to supply industrial users in Siam Eastern Industrial Park.

TNP was a 100% subsidiary of National

Status
Prospective
Sector
Commercial, Car parking, Manufacturing (Industrial), Power Generation (CCGT), Government, Automotive, Natural Gas
Location
Rayong, Thailand
Updated
22 Jul 2026
Source
World Bank Group

ConstructChat

Ask ConstructChat about Thai National Power

Pick a question to edit it, or write your own.

First answer free · no account

I am a

Project Information FAQ

Project Information

5 Q
The project “Thai National Power” is an infrastructure initiative in the Commercial sector, located in Rayong, Thailand. Taiyo aggregates data on it from World Bank Group.

Participants

Sponsoring Agency

Status

Original status

Active

Taiyo status

Prospective

Taiyo last update

2026-07-22

Contact

Not available for this record.

Description

Description

Thai National Power (TNP) developed a 110 MW gas-fired combined cycle cogeneration plant in the Siam Eastern Industrial Park in Rayong Province. The plant was to sell 90 MW to the Electricity Generating Authority of Thailand (EGAT) under a 25-year power purchase agreement. The remaining 20 MW was to supply industrial users in Siam Eastern Industrial Park. TNP was a 100% subsidiary of National Power (Thailand), which in turn was a 100% subsidiary of National Power (UK). In November 1999, when National Power announced the split of its international and domestic operations, transferring ownership of TNP to International Power. The total project cost was $89 million, financed entirely by National Power. The plant was built by a consortium led by Electrowatt Engineering and Sumitomo. The plant went into commercial operation in October 2000. In September 2005, TNP announced it would undertake a 23 MW expansion at a cost of 900 million baht (US$22 million). Mitsubishi Heavy Industries won the equipment contract, and the expansion was expected to enter operation in October 2006. Power from the expansion would be supplied to industrial users in the Industrial Park. None None

Original sector

Energy

Budget

Location

Country

Thailand

State

Rayong

Source

Source reliability

High

Source

World Bank Group

URL

More Details

Record type

Project

Sector

Commercial, Car parking, Manufacturing (Industrial), Power Generation (CCGT), Government, Automotive, Natural Gas

Article published date

2023-02-20

More on this project

Research

Free account

View all details

You are reading the public part. A free account opens the rest:

  • Every detail on this project
  • News and media coverage
  • Technical research
View all details

Free account · no card · lands you back on this project