ASCO 400 Series

ASCO 400 SERIES Surge Protective Devices are UL listed, Type 1 family of surge protectors designed around the latest thermally protected MOV technology. This platform of products is available in any voltage and phase configuration and offers a wide range of surge levels and optional accessories. The compact design and robust performance make the 400 SERIES products an ideal choice for reliable, high-energy protection.

Specifications per model
ModelsPrevious Model NameProduct TypeApplicationTechnologyHeightWidthDepthWeight
ASCO Model 420 Surge Protective Device APT SPDee Series Panelmount Panel or Equipment TPMOV 3.39 in / 86.1 mm 3.24 in / 82.2 mm 3.24 in / 82.2 mm 1.2 lbs / .54 kgs
ASCO Model 425 Surge Protective Device APT XCS Series Panelmount Facility-Wide TPMOV 3.35 in / 85 mm 6.30 in / 160 mm 3.24 in / 82.2 mm 1.9 lbs / .86 kgs
ASCO Model 430 Surge Protective Device APT XDS Series Panelmount Facility-Wide TPMOV 7.1-8 in / 180-203 mm 5.1-6 in / 130-152 mm 3-4 in / 76-102 mm 3.1-8.4 lbs / 1.4-3.8 kgs
ASCO Model 440 Surge Protective Device ENP 440 Surge Protective Device Panelmount Facility-Wide TPMOV 9.6-10 in / 244-254 mm 4.9-8 in / 124-203 mm 4.0 in / 102 m /
ASCO Model 460 Surge Protective Device APT XAS Series Panelmount Facility-Wide TPMOV 12-16 in / 305-406 mm 12-14 in / 305-356 mm 6-8 in / 152-203 mm 21-35 lbs / 9.5-15.9 kgs
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