Blogs

Auckland, 17/06/2026 – Powertec Telecommunications is pleased to announce the release of Nextivity’s CEL-FI ROAM R41-VB Mobile Booster, a new mobile signal enhancement solution approved for use on the Spark New Zealand mobile network. Designed specifically for New Zealand users who experience poor mobile coverage, CEL-FI ROAM R41-VB helps improve voice and data connectivity by boosting existing Spark NZ mobile signals in a variety of environments. The compact and versatile solution i …

With Spark saying goodbye to 3G what can you expect to happen with your Cel-Fi product. New Zealand 3G Networks are being shut down to make room for better 4G and 5G services. When is the Spark 3G Network Shutting Down?31 March 2026 What Cel-Fi products will be affected?Cel-Fi RS250 is a 3G-only product. Other units will require their settings to be checked - details listed below. Software VersionsIt is recommended to upgrade your Cel-Fi to latest software using the Cel-Fi WAVE App.For QUAT …

With the 3G mobile network shutdowns what can you expect to happen with your Cel-Fi product.  As you would have heard in the news the 3G networks are being shut down to make room for better 4G and 5G services. The mobile operators will be aiming to have the equivilent coverage on 4G as they did on 3G. When is the 3G shutdown occurring?Australia Vodafone - already shut down Telstra - 31 August 2024 Optus - from September 2024 New Zealand Spark - from 31 March 2026 One NZ - from 31 Decembe …