APC Smart-UPS Ultra Lithium-Ion Battery Pack 1U

APC Smart-UPS Ultra Lithium-ion 1U External Battery Pack for extended runtime on Smart-UPS Ultra 2KVA and 3KVA systems. Up to 5 external batteries can be connected.

• Compatible with SRTL3K & SRTL2K2 Smart-UPS Ultra Models
• Supports combining up to 5 external battery packs to meet your extended runtime needs
• Long lasting lithium-ion last 3x longer life of a traditional lead acid battery
• Standard warranty 5 years repair or replace