ASCO Power Technologies D03AUSA30100CGXM Power Transfer Switch

ASCO Power Technologies D03AUSA30100CGXM is a 100 A, 3-pole automatic power transfer switch (3ATS) engineered to transfer load between primary and alternate power sources in 208–480 V three‑phase, four‑wire systems, housed in a NEMA 3R outdoor enclosure. This bundle includes Square D protection devices—HGL36100T (100 A, 3-pole, 600 V, 18 kA) and HG150 (100 A, 600 V, 3-pole, 18 kA)—providing reliable circuit protection for the transfer switch assembly. Designed for industrial, commercial, and mission-critical backup power applications, it delivers seamless automatic transfer with rugged construction and outdoor readiness to minimize downtime during source outages.