liquid cooling BESS

Now UL Certified! LEOCH® 5MWh/2.5MW Liquid Cooling Battery Energy Storage System (BESS) Delivers Grid-Scale Confidence

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LEOCH® is proud to announce that our Liquid Cooling 5MWh/2.5MW Integrated Battery Energy Storage System (BESS)  has officially achieved UL 9540 certification. With UL certification, our system is engineered to reduce permitting complexity, ease utility approval, and accelerate deployment timelines, giving our partners a faster, safer path to market with total confidence.

Understanding UL Standards in Grid-Scale Storage

In today’s grid-scale energy storage market, UL certification isn’t just a checkbox—it’s a crucial indicator of system safety, reliability, and regulatory readiness. LEOCH’s Integrated 5MWh/2.5MW BESS is now UL 9540 certified, giving project developers and utilities the assurance needed to fast-track permitting, reduce compliance risks, and gain stakeholder confidence from day one.

UL 9540 certifies the system level safety for energy storage systems and equipment.

With LEOCH’s Integrated 5MWh/2.5MW BESS achieving full compliance with UL 9540, we offer more than just certification—we deliver peace of mind. Our system has been validated to meet the highest industry safety and performance standards, providing our partners with the confidence needed to scale clean, reliable energy without compromise.

LEOCH® BESS: Built for Performance, Safety and Resilience

Easy to Install

  • Pre-installed wiring harnesses and integrated battery cabinets enable commissioning within hours.
  • Save time and costs on logistics and site prep with a fully integrated 20ft containerized solution.

Easy to Operate and Maintain

  • Maintain uptime and reduce O&M costs with field-replaceable PCS units and modular design.
  • Liquid cooling enhances lifespan and system stability.
  • Grid-forming PCS supports standalone and hybrid configurations.
  • Available in both 2-hour and 4-hour discharge durations.

Environmentally-Hardened for Demanding Sites

  • Designed to withstand windy and sandy conditions with IP54-rated container and IP67-rated battery pack.
  • C4 anti-corrosion design suits industrial and harsh terrains.

Premium Safety and Reliability

  • The Liquid Cooling temperature control system offers real-time, balanced, and efficient operation
  • Equipped with advanced fire detection, suppression, and thermal runaway prevention.
  • Designed to save energy, extend battery life, and enhance safety.

Efficient Management

  • BMS and PCS support communication with third-party EMS enabling digital intelligent operation and control.

Powering a Smarter, More Resilient Grid

Choosing LEOCH® means gaining a partner with global manufacturing scale and dedicated local support to help your project succeed. Our BESS delivers the speed and flexibility needed for frequency regulation, voltage support, and spinning reserves—ensuring grid stability when it matters most.

Whether you’re shifting solar or wind generation, providing critical backup during outages, or cutting demand charges by managing peak loads, LEOCH’s solution is built to adapt. It also supports compliance with regulatory initiatives like CAISO, NY REV, and FERC Order 841, enabling utilities and developers to confidently meet evolving energy mandates.

As the energy transition accelerates, our UL-listed 5MWh/2.5MW Integrated BESS stands ready to support the next generation of power infrastructure—with certified safety, robust engineering, and a commitment to customer success.

Ready to simplify your next BESS project? Contact us at [email protected] to learn how our UL-certified system can support your energy goals—faster, safer, and smarter.