The CSB Battery HR 1221W high-rate HR1221WF2 is a maintenance-free lead acid battery known for its low self-discharge levels. With dimensions of 90 x 106 x 70 mm and a 6.35 mm blade terminal, it is ideal for standby power applications. It is commonly used in UPS systems, emergency lighting, and security systems. https://elecena.pl/product/28820606/csb-battery-hr1221wf2-high-rate-12v-5ah-agm-low-maintenance-compact 2025-05-27 https://elecena.pl/product/28820606/csb-battery-hr1221wf2-high-rate-12v-5ah-agm-low-maintenance-compact 2026-04-15