APC Back-UPS Connect CP12142LI 12V Lithium Battery

Overview

The APC CP12142LI is a lithium battery backup designed to keep essential networking equipment powered during power outages. It features a 12 V DC, 19,500 mAh lithium-ion battery capable of delivering up to 38 W (140 VA) for as long as 12 hours, depending on the connected load. This makes it well suited for maintaining internet connectivity, phone service, and smart home devices when the main power supply is interrupted.

Its compact and lightweight design allows for flexible placement on shelves, desks, or near ceiling-mounted access points. The unit includes a clear LED panel that provides real-time information on battery charge and recharge status, making it easy to monitor at a glance. With a full recharge time of about 24 hours, it ensures readiness for the next power interruption without hassle.

Key features

• Long-lasting 12 V DC, 19,500 mAh lithium-ion battery that supports extended runtime for critical devices
• Output power of 38 W (140 VA) suitable for routers, modems, VoIP phones, and small network switches
• Eight-layer Battery Management System that protects against overcharge, over-discharge, overheating, and short circuits to extend battery life and safeguard connected equipment
• LED display providing clear and immediate updates on battery status and power conditions
• Compact and lightweight enclosure designed for versatile placement in home offices, retail counters, or network closets
• Recharge time of approximately 24 hours to restore full battery capacity efficiently

Key specs

• Battery type: Lithium-ion
• Voltage: 12 V DC
• Capacity: 19,500 mAh
• Output power: 38 W (140 VA)
• Runtime: Up to 12 hours depending on load
• Recharge time: Approximately 24 hours
• Battery management: Eight-layer protection system
• Display: LED status panel

Connectivity and compatibility

This battery backup is specifically designed to support networking devices such as routers, modems, VoIP phones, Wi-Fi access points, and small network switches. It ensures these devices remain operational during power interruptions, maintaining internet access, phone connectivity, and smart home functionality without disruption.

Performance and reliability

The integrated eight-layer Battery Management System enhances reliability by preventing common battery issues like overcharging and overheating. This protection not only extends the battery’s lifespan but also keeps connected devices safe from power irregularities. The unit’s ability to provide up to 12 hours of continuous power makes it a dependable solution for extended outages.

Ideal uses and environments

The CP12142LI fits well in home office setups where uninterrupted internet and phone service are critical. It also serves small businesses that rely on cloud-based point-of-sale systems and homeowners who want to keep security cameras and smart locks powered overnight. Its compact size and quiet operation make it suitable for network closets and retail counters where space and noise are considerations.