Metis Engineering, based in Bristol, UK, has launched a family of configurable CAN-based environmental sensors named Cell Guard, H Guard, and Air Wise. These sensors are designed to provide essential monitoring for safety, emissions, and efficiency in energy storage, electric vehicles, and HVAC systems. They cater to various industries such as automotive, aerospace, and energy storage. One key feature is the sensors' compatibility with Controller Area Network (CAN) communication, enabling seamless data transfer and integration with different applications, including emerging ones like hydrogen refueling stations. The sensors address critical challenges such as battery health monitoring, hydrogen leak detection, and NOx and CO2 monitoring, supporting sustainability goals and environmental responsibility. Metis Engineering's CEO, Joe Holdsworth, highlighted the importance of these innovative sensors in ensuring safe operations and meeting global climate goals. The article emphasizes the significance of each sensor in different applications; Cell Guard for lithium-ion battery monitoring, H Guard for hydrogen leak detection, and Air Wise for HVAC emissions monitoring. These sensors provide real-time alerts, early detection capabilities, and data-driven control to enhance safety, efficiency, and sustainability. Overall, the article showcases how these advanced sensors contribute to a cleaner and safer future for energy storage and environmental monitoring.