Mighty Max ML10-12GEL 12V 10AH GEL F2 Replacement Battery — Compatible with Opti-UPS 825 BT (2 Pack)

Mighty Max ML10-12GEL is a sealed, maintenance-free 12V 10AH GEL rechargeable battery sold as a pack of 2. Designed as a direct replacement compatible with Opti-UPS 825 BT, this GEL battery offers reliable power and long service life. Longer standby life: The GEL construction exhibits a slower self-discharge rate than AGM batteries, so it holds charge longer during storage. Wide-temperature performance: Built to deliver consistent output across extreme climates, it maintains dependable operation in both hot and cold conditions. Rugged, safe design: The thick, non-spillable gel electrolyte reduces the chance of leaks and harmful fumes while improving resistance to vibration and shock—making these batteries well suited for demanding environments. Proven reliability: With enhanced discharge characteristics and extended lifespan, Mighty Max GEL batteries provide safer, better-performing power for backup and deep-cycle applications.