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7000 Series Transfer Switch

ASCO's industry-leading switch solution for critical power applications.

Series 175 Surge Protective Device

Low voltage surge protector with self-resetting fuses.

7000 Series PCS

Paralleling power sources for reliability and efficiency.

5000 SERIES Load Banks

Sophisticated trailer mounted load bank.

Series 420 Surge Protective Devices

Optimal protection against transient overvoltages.
asco 277 spd spotlight page preview

Model 277 SPD

Reduces noise to enhance reliability while protecting equipment from surges
asco 5160 series cpms spotlight page preview


New models with managed eEthernet switches join ASCO networking product line

5170 Quad Ethernet Module

New ASCO 5170 Communication Module turns Transfer Switches into Power Information Portals