Wiring Device-Kellems ® www.hubbell.com/wiringdevice-kellems/en BB-8 Other Wiring Products HID Incandescent Lampholders, Porcelain Keyless Catalog Number RL4221* RL5221 RL3742 Description Mogul base Mogul base Medium base prefocus Lamp Type E39 socket EX39 socket Bayonet socket Rating 1500W, 600V Max, 4KV or 5KV PULSE 1500W, 600V Max, 5KV PULSE 1200W, 250V Mounting Screw mount, 12 inch leads Screw mount, 12 inch leads Screw mount Note: *UL Listed, CSA Certified. Straight Body Keyless Porcelain Catalog Number RL162 RL156 RL157 RL160 RL158 RL159 Description Medium base Medium base Medium base Medium base Medium base, low profile Medium base, shallow base Lamp Type E26 socket E26 socket E26 socket E26 socket E26 socket E26 socket Rating 660W, 250V 660W, 250V 660W, 250V 660W, 250V 660W, 250V 660W, 250V Mounting Screw mount, screw terminals Screw mount, 12 inch leads NPSF1/8 hickey with terminals NPSF1/8 hickey with 12 inch leads Front mount, panel mount snap-in Front mount, panel mount snap-in Surface and Sign Mount, Medium Base Catalog Number RL152 RL153 RL161 RL163 RL164 Description Medium base, Porcelain, Pony Cleat Medium Base, Plastic, Black, Pony Cleat Medium base, Porcelain Medium base, Porcelain Medium base, Porcelain Lamp Type E26 socket E26 socket E26 socket E26 socket E26 socket Rating 660W, 600V 660W, 250V 660W, 250V 660W, 250V 660W, 250V Mounting 1 piece, surface mount 1 piece, surface mount 2 piece, surface mount 2 piece, sign mount with leads 2 piece, sign mount with terminals Incandescent Lampholders