4 poles, dimension: A=2.16", B=1.88", rating: 20A, 300V, center spacing: .375" (9.52mm), wire size: #14-22AWG CU, distance between barriers: .30" (7.62mm), #6-32 philslot screws, terminal plating: tin over brass, screws: zinc plated steel, operating temperature: 130°C (266°F) max., -40°C (-40°F) min., black molded base, UL rated 94VO thermoplastic