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Substation

Powering Reliable Grid

Connections

PWH Thailand engineers and constructs high-voltage substations up to 500 kV, delivering turnkey solutions that ensure safe, efficient, and stable power distribution.
Our expertise guarantees precision integration and seamless operation for Thailand’s growing energy infrastructure.

PEA

Supply and Construction of  115/22 kV Amata Substation

PEA

Supply and Construction

EGAT

Supply and Construction of
500 kV Wang noi Combined Cycle  Power Plant Block 4 Switchyard  (GIS)

PEA

Supply and Contruction of Bangkrasan Substation  (Addition Bay)

PEA

Supply and Construction of
Krabi 1 and Photharam 2  Substation

PEA

Supply and Construction of San Pa Tong and Chiang Mai 3 Substation

PEA

Supply and Construction of Phetchabun 2 Substation

PEA

Supply and Construction of Wang Chao, Banphot Phisai and Bueng Sam Phan Substation

EGAT

Supply and Construction for Expansion of 230/115 kV Nakhon Phanom Substation Transmission System Expansion Project No. 12

PEA

Supply and Construction of Samutsakhon 11 Substation

Project References

Proven Excellence Through
Real-World Results

Explore our portfolio of successful projects across power systems, substations, renewable energy, and infrastructure — each one a testament to our commitment to quality, innovation, and client satisfaction.

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Coal and ash handling...
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Substation
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General Construction
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Renewable Energy Solutions
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Transmission Line
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Looking to partner on your next 
energy or infrastructure project?

Let our experts provide you with a tailored EPC solution
that meets your goals.

PWH (Thailand) Co., Ltd.

65/147 Chamnan Phenjati Business Center 18th Floor, Rama 9 Rd., Huaykwang, Huaykwang, Bangkok 10310

©2025 PWH (Thailand) Co., Ltd. All rights reserved. Designed by YWDS.

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