ABB OTDC32F4 Description Description ABB 32A @1200VDC DC21B Switch Disc for PV/DC OT Switches Related products ABB 2TLA040001R1400 ABB 2TLA040001R1200 ABB 2TLA040001R1100 ABB 2TLA040037R1000 ABB 2TLA040001R1300 ABB ACS800-01-0011-5