S-Series: BTMS for Stationary Power Applications

The BTMS S-Series is Grayson’s high-capacity battery thermal management range for stationary power applications. Designed for continuous-duty operation, the series delivers stable, liquid-cooled battery heating and cooling in a low-profile, AC-powered format ideal for battery energy storage systems.

High-capacity, high-perfomance for BESS

About Our Battery Thermal Management Systems

Developed to meet the thermal demands of stationary power and BESS applications, the S-Series provides precise temperature regulation under constant load conditions. Featuring fully tested, homologated solutions, each product line supports battery protection, charging efficiency and long-term system reliability in challenging ambient environments.
Our Capabilities

Off-the-Shelf or Bespoke, We Can Help

Alongside proven, catalogue M-series systems, Grayson offers full engineering, testing and manufacturing capability to configure, customise or develop bespoke BTMS solutions tailored to specific performance, packaging and integration requirements. Learn More

Contact Us

Whether you are in the early stages of developing a new BESS system or looking to improve the performance of an existing platform, we can help.

Speak to our thermal management specialists for technical guidance, models or support selecting the right S-Series solution.

Enquire About Our S-Series BTMS Today