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ASCO Model 453 Surge Protective Device

120–600 VAC | 300–450 kA/Phase

The ASCO Model 453 Surge Protective Device is designed for "mission-critical" environments – offering our highest kA internal-mount (SPD); including surge current levels of 300 kA and 450 kA per phase and featuring a unimodular replaceable module design with large block 50 kA thermally protected MOVs.

ASCO Model 453 Surge Protective Device

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