Mitsubishi QE81WH4W Description Description Mitsubishi PLC Q Series Energy Measurement Module, 3 phase / 4 wire connection, 1 Circuit Related products MITSUBISHI FX0-20MR-ES MITSUBISHI FX0-30MR-ES Mitsubishi FX2N-16EYT-ESS/U MITSUBISHI A2NCPU Mitsubishi FX2N-48ER-ES/UL MITSUBISHI FR-PU04