Description
Emerson Nfinity-12kVA Kit — Replacement Battery
When the Nfinity-12kVA Kit 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 Nfinity-12kVA Kit
Battery Details
- Cell chemistry: VRLA sealed lead-acid (no maintenance, no electrolyte top-up)
- Designed for: High-rate discharge under sustained UPS load
- Stored charge retention: Excellent — minimal degradation in standby
- Mechanical: Vibration-rated, factory-sealed against leakage
- Form factor: Drop-in compatible, no bracket modification required
Certifications & Quality
- U.L. Recognized and CE Certified
- Brand new — factory-sealed, never used
- Quality-tested for capacity and internal resistance
- 12-month warranty included
What’s Included
- One complete specification-matched battery pack for the Emerson Nfinity-12kVA Kit
- Installation guidance (see below)
Before You Install
Plan a brief service window. While many Nfinity-12kVA Kit 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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