About Us

The Perfect Seal and Services Co., Ltd. or PSS was established in the 1992 as a trading company of Durametallic (now Flowserve) by a young team of engineers having many years of experience in rotating equipment technology. PSS is the first company that established a mechanical service and repair facility in Thailand. In 1998, when Flowserve was formed, PSS became an independent company with no management control of Flowserve. PSS has contributed significantly over the past years to improve reliability, solve bad actors and reduce total cost of ownership for our customers. 

After 25 years in the seal business, PSS has made a significant decision to launch our own brand of seals. This decision is based on the constant need for customer to have a reliable solutions, increased lifetime and the right cost. PSS Seals will define a new benchmark which is to optimize the cost of Reliability for our customers.

PSS has further invested in Lifecycle Management and Lifecycle Extension through the asset management program we dedicate to our customers as “Total Serve” where we focus on rotating equipment and valves as they are the top two reason of failures in plant around the world. “Total Serve” program includes services for following equipments – Gas Compressors, Steam Turbines, Pumps (Multi-Stage, Vertical, API and non API), Blowers, Mixers, Gearbox, Control Valves, Manual Valves, Safety Valves and Instrument calibration.

With sales and service operations in Bangkok, Rayong, Had Yai, Lampang, and Khon Kaen, we strive to provide solutions to our customers, improve reliability and drive down their immediate and lifecycle cost.