Description
Vertiv Liebert APS AS3 5kVA Scalable to 15kVA N+1 – AS3A0NCUGNNXLKB โ Replacement Battery
This specification-matched battery set is engineered to match the Liebert APS AS3 5kVA Scalable to 15kVA N+1 – AS3A0NCUGNNXLKB’s discharge profile, internal resistance, and physical footprint โ no firmware re-calibration required.
What This Battery Fits
- Vertiv Liebert APS AS3 5kVA Scalable to 15kVA N+1 – AS3A0NCUGNNXLKB
UPS Specifications
- Type: Sealed lead-acid (VRLA) โ 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
- Certified to U.L. and CE specifications
- 100% brand new โ direct from authorized stock
- Each pack tested and stamped before dispatch
- Warranty: Standard Vertiv manufacturer warranty applies (varies by model โ typically 2-3 years)
What You Receive
- One Vertiv UPS unit for the Vertiv Liebert APS AS3 5kVA Scalable to 15kVA N+1 – AS3A0NCUGNNXLKB
- 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 APS AS3 5kVA Scalable to 15kVA N+1 – AS3A0NCUGNNXLKB bypass behaviour first.
Backed by Vertiv manufacturer warranty + nationwide service support
Ships nationwide from our Quebec depot ยท 1 (438) 881-3363 ยท Email Us
Independent Canadian Vertiv / Liebert UPS service specialists since 2012.

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