ABB OTP75T4U 4P 37kW Plstc Enc Sw w/ Blnk Entry IP65 Plastic Enclosed Switches (Otp) Description Description ABB OTP75T4U 4P 37kW Plstc Enc Sw w/ Blnk Entry IP65 Plastic Enclosed Switches (Otp) Related products ABB 3BSE008508R1 ABB 3BSE013230R1 ABB 2TLA040037R1300 ABB ACS601-0100-3 ABB 2TLA040001R1300 ABB 2TLA040037R0900