London, UK – October 21, 2025 – Jinko ESS, the global leading energy storage company and subsidiary of Jinko Solar Co., Ltd., announced the expansion of its UK project portfolio with a second 140MWh grid-scale energy storage system. The first 140MWh phase is currently in the delivery stage, and together the two phases bring a combined total of 280MWh, representing one of the largest battery storage deployments in the UK. Both phases feature Jinko ESS’s cutting-edge Utility G2 5MWh liquid-cooling containerized systems.
Jinko ESS Utility G2 systems are expressly engineered for the UK’s demanding climate – maintaining >94% round-trip efficiency even at -10°C temperatures through advanced liquid-cooling that ensures ±2.5°C cell temperature differentials. The solution retains its IP55-rated environmental protection against rain/snow ingress and integrates the Smart Cloud Management Platform for optimized grid response."
"This long-term partnership reflects profound market confidence in our technology," stated Roberto Murgioni, General Manager of Jinko ESS Europe. "Our G2 systems continue to demonstrate the performance, resilience, and safety needed to support the UK’s fast-growing energy storage sector."
