CEL-FI by Nextivity creates advanced cellular signal boosters and coverage solutions for homes, businesses, vehicles, and marine environments to eliminate dead zones.
CEL-FI, a brand of Công ty Nextivity Inc., is a premier provider of all-digital cellular coverage solutions designed to solve signal issues in homes, offices, and mobile fleets. Known for its unconditional network safety and carrier-grade performance, CEL-FI utilizes the proprietary IntelliBoost® chipset to monitor and amplify cellular signals without interfering with operator networks. The product lineup includes the CEL-FI GO, CONNECT, and QUATRA series, catering to a wide range of needs from residential signal boosting to complex enterprise Active DAS hybrids.
Optimized for 3G, 4G LTE, and 5G voice and data, CEL-FI products are easy to install and manage via the CEL-FI WAVE app. Whether for stationary buildings or mobile applications like trucks, RVs, and marine vessels, CEL-FI ensures reliable connectivity by maximizing coverage areas and data speeds.
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A solid Red LED indicates a hardware error where the unit is not booting up normally. You should try unplugging and reinserting the power. If the issue persists, contact support.
You can switch modes using the CEL-FI WAVE app. Go to the Settings tab, select Booster Settings, and toggle between Mobile and Stationary modes. Ensure the mode matches your application for regulatory compliance.
The CEL-FI WAVE app is a management platform available for iOS and Android. It allows you to register your device, set up antennas, change carriers or modes, and view real-time system performance and signal gain metrics.
A blinking green LED means the unit is scanning for networks to boost. If it continues indefinitely, ensure both antennas are connected properly and that the selected operator signal is available at your location.
The Donor Antenna should be installed where the cellular signal is strongest, typically near a window or outdoors. It must be isolated from the Server Antenna to prevent oscillation and should be free of obstructions.