The ultra long-life 3.6V Li-SOCl₂ cell is engineered for applications demanding extremely long-term stability, such as smart meters, remote sensors, and telemetry devices. Its bobbin-type chemistry ensures low self-discharge and reliable voltage for decades. Compact, maintenance-free, and robust against temperature extremes, this cell supports critical industrial and IoT applications. Certified for UN38.3, CE, and RoHS, it combines safety and high reliability, making it ideal for OEM integrations requiring dependable, long-lasting energy.