Herrmidifier Herrtronic® 6000 Series Self-Generating Electronic Steam Humidifier. The Herrtronic® 6000 Series Self Generating Electronic Steam Humidifiers combine the purity of steam humidification with the precision of electronic monitoring and control. Exclusive circuitry continuously monitors the conductivity of the water to provide optimum performance and trouble-free operation for applications where high capacity or precise environmental control are required. The 6000…