PowerShield PSCERBB20 Battery Module — 3U 20-Cell UPS

The PowerShield PSCERBB20 Extended Battery Module is a professional-grade expansion solution designed specifically for the PowerShield PSCERT6000L and PSCERT10KL UPS systems. This 3U rack-mountable unit houses 20 x 12V 9AH batteries, dramatically extending backup runtime for mission-critical network infrastructure and equipment. Supporting true on-line double conversion topology, this battery module ensures your UniFi controllers, switches, access points, and other networking equipment maintain uninterrupted operation during extended power outages or grid instability.

• Substantial capacity expansion: 20 high-quality 12V 9AH batteries provide extended runtime protection for critical network infrastructure
• Professional rack integration: 3U form factor (580 × 438 × 133 mm) fits standard server racks alongside your networking equipment
• True double conversion support: Works seamlessly with compatible PowerShield UPS systems to maintain clean, regulated power
• Enterprise reliability: Purpose-built battery module enhances system redundancy and uptime for business-critical applications

For businesses running comprehensive UniFi deployments with multiple switches, access points, cameras, and network video recorders, this extended battery module delivers the peace of mind that comes with extended backup power capacity. The substantial 64kg construction reflects robust build quality, while the significant runtime extension ensures your network infrastructure remains operational through brownouts, blackouts, and power quality issues. This investment in extended backup power protection helps safeguard against data loss, maintain security system operation, and prevent costly downtime in professional installations where network reliability is non-negotiable.