Based on this product's specifications, here are some alternatives and similar models
CSSB Gel Battery 12V 20Ah LX12200CS
Summary description:
The CSSB LX12200CS is a reliable 12V 20Ah gel battery designed for stable power supply in various applications. This maintenance-free lead-acid battery offers excellent deep discharge recovery and long service life. It is ideal for use in UPS systems, alarm installations, emergency lighting, and telecommunications equipment, providing consistent performance and safety for critical electronic devices.