Description
CyberPower AE425 — Replacement Battery
When your AE425 starts beeping or showing ‘replace battery,’ this is the part you need.
What This Battery Fits
- CyberPower AE425
Technical Specifications
- 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
- Manufactured to UL / CE standards
- Brand new from production — fresh cells, never used
- Capacity-verified before shipment
- Backed by 12-month replacement warranty
What You Receive
- One complete OEM-compatible battery pack for the CyberPower AE425
- Installation guidance (see below)
Before You Install
Installation is straightforward. Turn off the UPS, replace the battery (it’s keyed so you can’t connect it backwards), turn it back on. The unit will run a self-test automatically.
12-month warranty
📞 1 (438) 800-0382 · ✉️ [email protected]
Canada’s go-to shop for CyberPower UPS replacement batteries.

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