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SP330 Series 330,000 Amp/Phase
Service Entrance AC Surge Protectors

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SP330 Series
330,000 Amp/Phase
Service Entrance
AC Surge Protector
in NEMA 4 Enclosure


Please select the correct model from the list below to complete your order:

  Model Description
SP330-120T 120/240V,
1ph, 3W+G, Split Phase
SP330-120Y 120/208V,
3ph, 4W+G, Wye
SP330-220Y 220/380V
3ph, 4W+G, Wye
SP330-240D 240V
3ph, 3W+G, Delta
SP330-240DCT 240/120/120V,
3ph, 4W+G, Hi-Leg
SP330-277Y 277/480V,
3ph, 4W+G, Wye
SP330-347Y 347/600V,
3ph, 4W+G, Wye
SP330-480D 480V,
3ph, 3W+G, Delta



Solutions Provider for Signal Conditioning and
Process Control Instrumentation