The Panasonic AFPG804 is a high-quality, non-rechargeable lithium coin cell battery designed specifically for backup power in industrial automation systems, such as the FP Sigma PLC. With a 20.0mm size and a capacity of 165mAh, this reliable battery ensures long-lasting performance for your automation and motion control applications. Ideal for maintaining system integrity during power interruptions, the AFPG804 is a crucial component for any industrial setup requiring dependable backup power.