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Ubiquiti POE Injector 50V 60W airFiber POE POE-50-60W$46.05
Ubiquiti PoE adapter provides a variety of features to help protect your Ubiquiti PoE devices: surge protection, clamping protection, maximum surge discharge, peak pulse current, AC cable with earth ground. ESD attacks are the leading cause for device failures. You can effectively protect against ESD attacks using a grounded Ubiquiti PoE adapter.