Overview Reviews Product Description Hubbell HB2323 Plug 20A 250V EMERSON SDN 40-24-480C Power Supply 40A 24V Input: 380-480 AC. Product Videos Custom Field Amps 40 Volts 24 Input 380-480 Product Reviews Write a Review Write a Review × Hubbell Hubbell HB2323 Plug 20A 250V EMERSON SDN 40-24-480C Power Supply 40A 24V Input: 380-480 AC Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *