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Merco-hanging-heat-lamps, for merco hanging heat lamps, and 2 bulb and 3 bulbs heat lamp sets porcelain heat lamb bulb socket 125 volt, 600 watt, (rated @ 250 volts) 1-1/2" dia x 1-3/4" long, has 31" wire leads, 7/8" mounting centers for merco model # b merco reference # 60025 this is the screw in bulb socket with wire leads. Welbilt brands: cleveland, convotherm, delfield, frymaster, garland, inducs, kolpak, koolaire, lincoln, manitowoc ice, merrychef, multiplex, servend and welbilt, shop central restaurant products for warmer lamp - retractable mount for track bar, shade c style, 10-1/2"diam.x8-1/2"h. get quick shipping and wholesale prices on thousands of items! contact a product expert at 800.215.9293!