Siemens TPS3C11100 Surge Protection Device, 208Y/120, 3 Pole, 3 Phase, 4 Wire Surge Protection Device. Max Surge Current Per Phase. 4 Wire + Ground. Modes of Protection. 60 Degree C. Part Number. NEMA 1, 12, 4X. We will respond to you within 24 hours and do our best to help you out! byJuly 4, 2026