Description
Vertiv Liebert PSI5-1500RM1201U UPS – PSI5-1500RM1201U — Replacement Battery
The Liebert PSI5-1500RM1201U UPS – PSI5-1500RM1201U runs on a serviceable battery system that requires periodic replacement. This pack is built to the original equipment specification and tested to factory tolerances.
Fits These UPS Units
- Vertiv Liebert PSI5-1500RM1201U UPS – PSI5-1500RM1201U
Battery Details
- Type: Sealed lead-acid (VRLA) — maintenance-free, no venting required
- Performance: Engineered for the discharge curves typical of UPS backup operation
- Shelf life: Low self-discharge rate maintains capacity through long standby
- Durability: Vibration-tolerant, suitable for industrial environments
- Safety: Spill-proof, sealed construction certified to UL standards
Quality & Compliance
- Manufactured to UL / CE standards
- Brand new from production — fresh cells, never used
- Pre-shipment QA verified
- Covered by Vertiv manufacturer warranty
What You Receive
- One Vertiv UPS unit for the Vertiv Liebert PSI5-1500RM1201U UPS – PSI5-1500RM1201U
- 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 PSI5-1500RM1201U UPS – PSI5-1500RM1201U bypass behaviour first.
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