Solax X1-EPS-UK Emergency Power Supply Box Ensure uninterrupted power supply during outages with the Solax EPS Kit 100A. Compatible with X-hybrid E Series inverters, the EPS Box simplifies connection with integrated contactors. Available in two models, the EPS BOX-TP and the EPS BOX PRO, it offers seamless transition to off-grid. The Emergency Power System (EPS) is the method of using power from your Solar Batteries to provide electricity to either a socket, a group of circuits or your whole house in the event of a power cut. Whether you need a personal consultation, project start-up or a quick query: Our team is available to you at three locations – direct, reliable and close to your needs. 0 NH3 In combination with the blueplanet hybrid 6. 0 NH3, the optionally available emergency power box offers a sophisticated, pre-configured emergency power solution for domestic connections up to 63.