Qolsys Inc QR0119-840 Replacement Backup Battery

Product Description

The QOLSYS INC QR0119-840 is a replacement backup battery designed to maintain power to a security panel or alarm control system during a primary power interruption. When grid power fails or is disrupted, this battery allows the panel to continue monitoring zones, communicating alarms, and running connected devices without interruption. It is a direct replacement unit intended for installation by security technicians and licensed alarm system installers who service residential and light commercial control panels.

This backup battery is suited for use in residential and light commercial security installations where continuous panel operation is required during power outages. It fits into the internal battery compartment of compatible QOLSYS INC control panels and is a standard service item during preventive maintenance visits or when battery health testing indicates a failing unit. Installers typically replace this battery on a scheduled cycle or when the panel reports a low-battery supervisory condition.

Key Features

• Direct OEM replacement backup battery for QOLSYS INC security panels
• Maintains panel operation during primary power loss
• Sold individually as a single unit replacement
• Designed for straightforward swap-out during routine service

Compatibility

Designed as an OEM-style replacement backup battery for compatible QOLSYS INC security control panels. Verify fitment against your specific panel model before ordering.

Installation Notes

Installation should be performed by a licensed or qualified security systems technician familiar with alarm panel servicing. Before replacing the battery, notify the monitoring center to place the account on test to avoid false dispatches, and follow the panel manufacturer's documented procedure for battery swap. Disconnect the battery leads before removing the old unit and reconnect the new battery observing correct polarity. Local codes and the panel manufacturer's installation manual govern proper battery replacement procedures.