Based on this product's specifications, here are some alternatives and similar models
Replacement sealed lead‑acid battery AVACOM RBC133 12V 7Ah for UPS
Summary description:
Sealed lead‑acid replacement battery AVACOM RBC133 with nominal voltage 12V and capacity 7Ah, intended for use in UPS units and similar backup power systems. Provides reliable short‑term backup power to restore runtime, fits into standard battery compartments, supports safe orientation and connection, and is suitable for maintenance replacement of worn batteries.