APC AP7750A Rack Automatic Transfer Switch 120V 12A 1U 10x NEMA 5-15R Outlets

APC AP7750 Rack Mount Automatic Transfer Switch ATS 8-Outlet w/AP9617 Card

APC AP7752 Automatic Transfer Switch Rackmountable - 120V 16A 50/60Hz

APC AP7730 Rack Mount Dual Source Automatic Transfer Switch PDU 9 Outlet READ

APC AP7750 Automatic Transfer Switch 8-Outlet (w/ AP9617 Management Card) Parts

APC AP7752 Automatic Transfer Switch Rackmountable - 120V 16A 50/60Hz

APC Automatic Transfer Switch AP7721 - VGC**

APC AP7721 Automatic Transfer Switch 10A/230V, 12A/208V, C14 IN, (12) C13 OUT