Description
Emerson PS1000RT3-120XR Replacement Kit for Liebert PowerSure — Replacement Battery
When the PS1000RT3-120XR Replacement Kit for Liebert PowerSure starts reporting a depleted battery, downtime risk climbs by the hour. This replacement set restores nominal runtime in a single service window.
Fits These UPS Units
- Emerson PS1000RT3-120XR Replacement Kit for Liebert PowerSure
Build Standards
- Manufactured to UL / CE standards
- Brand new from production — fresh cells, never used
- Capacity-verified before shipment
- Backed by 12-month replacement warranty
Technical Specifications
- 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
In the Box
- One complete specification-matched battery pack for the Emerson PS1000RT3-120XR Replacement Kit for Liebert PowerSure
- Installation guidance (see below)
Before You Install
Plan a brief service window. While many PS1000RT3-120XR Replacement Kit for Liebert PowerSure units permit hot-swap, the safest sequence is to transfer load to grid or bypass first.
12-month replacement warranty + nationwide certified service network
Ships nationwide from our Quebec depot · Email Us
Independent Canadian Vertiv / Liebert UPS service specialists since 2012.

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