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The IslandDER meter collar device from ConnectDER has been approved for use by Arizona’s three largest utilities: Arizona Public Service (APS), Tucson Electrical Power (TEP) and Salt River Project (SRP). This announcement builds on existing Arizona support for ConnectDER’s devices, where the company’s Solar Meter Socket Adapter is already approved by all three utilities and Sulphur Springs… The post IslandDER meter collar accepted by Arizona’s three largest utilities appeared first on Solar Power World.
Work & Theory on January 17, 2026
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