Description
Vertiv Liebert PSI5 Lithium-Ion UPS 1500VA/1350W 120V Line Interactive AVR – PSI5-1500RT120LI — Replacement Battery
This specification-matched battery set is engineered to match the Liebert PSI5 Lithium-Ion UPS 1500VA/1350W 120V Line Interactive AVR – PSI5-1500RT120LI’s discharge profile, internal resistance, and physical footprint — no firmware re-calibration required.
What This Battery Fits
- Vertiv Liebert PSI5 Lithium-Ion UPS 1500VA/1350W 120V Line Interactive AVR – PSI5-1500RT120LI
Certifications & Quality
- Manufactured to UL / CE standards
- Brand new from production — fresh cells, never used
- Pre-shipment QA verified
- Covered by Vertiv manufacturer warranty
UPS Specifications
- Chemistry: Valve-regulated sealed lead-acid (VRLA), maintenance-free
- Discharge profile: High-rate, optimised for short-duration backup loads
- Self-discharge: Low — holds charge through extended standby periods
- Vibration tolerance: Rated for rack-mount installation
- Construction: Sealed, spill-proof case
What’s Included
- One Vertiv UPS unit for the Vertiv Liebert PSI5 Lithium-Ion UPS 1500VA/1350W 120V Line Interactive AVR – PSI5-1500RT120LI
- Installation guidance (see below)
Installation Notes
Schedule the swap into your next maintenance window. Capacity should hold for 5-10 minutes off battery during the swap on most units; verify your specific Liebert PSI5 Lithium-Ion UPS 1500VA/1350W 120V Line Interactive AVR – PSI5-1500RT120LI bypass behaviour first.
Backed by Vertiv manufacturer warranty + nationwide service support
Ships nationwide from our Quebec depot · Email Us
Independent Canadian Vertiv / Liebert UPS service specialists since 2012.
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