Based on this product's specifications, here are some alternatives and similar models
Battery Pack APC Smart-UPS SRT 96V 3kVA RM
Summary description:
The APC Smart-UPS SRT 96V 3kVA RM Battery Pack features lead acid technology, providing reliable power backup. With a voltage of 96V, it is designed for high-performance applications. Weighing 40.6 kg and compact at 432 mm wide and 85 mm high, it fits easily in server racks. The package dimensions are 831 mm x 239 mm x 599 mm, making it suitable for various setups. Ideal for ensuring uninterrupted power supply in critical environments.