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ASCO Model 420 Surge Protective Device

120-600VAC | 50kA/Phase

The ASCO Model 420 is a compact Surge Protective Device that protects line to neutral and neutral to ground. The Model 420 uses thermally protected MOVs, is tested as a UL 1449 Type 1 device and is in a NEMA 4X enclosure, making this an ideal choice for both panel and equipment locations.

ASCO Model 420 Surge Protective Device