This product can be found in Incandescent Bulbs
30-100 Watt, 120 Volt A21 Soft White Long Life 3-Way Bulb
SKU: 102100 | Ordering
Code: 30/100 (120V)
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A rating, expressed in watts, to indicate the rate at which a lamp consumes energy. Also known as wattage value.
A measure of "electrical pressure" between two points. The voltage specification of an incandescent lamp is the electrical "pressure" required to drive it at its designed point. The "voltage" of a ballast (e.g. 120 V) refers to the line voltage coming from the power source and is connected to the ballast.
The description of the general appearance of a lamp/bulb consists of a letter(s) followed by a number. The letter indicates the shape of the bulb and the number relates to the diameter of the bulb in eighths of an inch. For example, a common household bulb is the A-19. The bulb is "A" shape and the diameter would be nineteen 8ths of an inch, or 2 3/8".
The end (or ends) of the lamp that fits into the socket.
Also referred to as "Maximum Overall Length" (MOL). For light bulbs, it measures the length of a light bulb, from the top of the bulb to the bottom of the base or pins and is typically expressed in inches. For light fixtures and ballasts, it applies to the total horizontal length of the item.
Average Rated Life (hr)
Average Rated Life (hr)
A measurement of the average length of time, between first use and the point when 50% of the lamps tested have stopped functioning, , using an operating cycle of 3 hours on, 20 minutes off.
The technology implemented by the bulb, e.g. incandescent, halogen, LED
Bulbrite brand "three-way" incandescent lamp. Selects between 30, 70, and 100 Watts of light.
• Traditional incandescent design provides outstanding color rendering
• Soft white color perfect for creating a more inviting atmosphere
Three-contact screw base, suitable for use in "three-way" fixtures.