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The latest addition to our catalogue promises improved control speed over the ET112 and ET340 in your self consumption ESS system. Following ongoing shortages in the supply chain, we now only offer the single phase ET112 and 3-phase ET340, EM340 ethernet and EM540. Apart from the EM340, the energy meters use a RS485 to USB interface cable which is available in 1.8 or 5m.The CT transformers still offer a good alternative, especially given the ease of installation given it does not require an elec …