Description
CyberPower M550L 550VA / 440W Line Interactive UPS Mini-Tower — Replacement Battery
Get your M550L 550VA / 440W Line Interactive UPS Mini-Tower back to full backup time with this fresh replacement battery! Easy DIY install — uses the same connectors your UPS already has.
Compatible UPS Model
- CyberPower M550L 550VA / 440W Line Interactive UPS Mini-Tower
Quality & Compliance
- Certified to U.L. and CE specifications
- Brand new
- Warranty: Standard CyberPower manufacturer warranty applies (varies by model)
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
In the Box
- One CyberPower UPS unit for the CyberPower M550L 550VA / 440W Line Interactive UPS Mini-Tower
- Installation guidance (see below)
Installation
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.
Manufacturer warranty
📞 1 (438) 800-0382 · ✉️ [email protected]
Canada’s go-to shop for CyberPower UPS replacement batteries.

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