Caps threaded 1/8 in - 27 I.P.S fits standard lamp stems. Set screw prevents rotation of socket. 660 W, 250 V. Temperature rating of -40 to 65 deg C. UL listed, file E7430, UL 496 requirements. NOM certified.
Caps threaded 0.13 in (3.2 mm) 27 I.P.S fits standard lamp stems
Caps threaded 0.13 in (3.2 mm) 27 I.P.S fits standard lamp stems
Two-circuit sockets operate dual filament lamps on sequence of low, medium, high, off