Neutrals are available on 100 to 600 A heavy duty switches|They are typically used with non-linear transformers or where increased neutral ampacity/lug capacity is required|Siemens low voltage circuit protection heavy duty safety switches|100 A current rating|60 Hz frequency, 2-3 point mounting holes, 10000 operating cycles|-20 to 120 deg F ambient|Indoor environmental conditions|(2) 14 to 1/0 AWG wire range|2 and 3-pole type "DT" switches only