Pass & Seymour Fluorescent lampholder in white color is constructed from durable thermoplastic material. Fluorescent lampholder features medium bi-pin base and a time-tested design. It measures 1.250 Inch x 0.75 Inch x 1.687 Inch. Lampholder comes with four quick-wire terminals. Lampholder has a voltage rating of 600 Volts and a power rating of 660 Watts. Lampholder is UL listed and CSA certified. Also known as -Pass & Seymour 13057-UN Fluorescent Lampholder 600 Volt 660 Watt Slide-On Moun-P & S 13057UN Fluorescent Lampholder; 600V, 660W, Slide-On, Medium Bi-Pin