PAR 30S (short neck) Halogen light bulbs are ideal for retail, residential and hotels/motels.  These halogen lamps are universal and burn when used in any direction.  PAR 30S lamps are differenciated by their wattage and if they are a spot (10D), Flood (25D) or Wide Flood (40D) lamp.  Lifespan is from 2500 to 6000 hours depending on wattage and voltage.  PAR30S light bulbs are 3 3/4" in diameter & 3 5/8" from top to very bottom of the base.

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