About Brightness
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About Light Appearance
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Bayonet Base Miniature Light Bulbs
Pins on either side of the base lock these bulbs into sockets. These bulbs are sized to fit tight spaces such as indicators and vehicle lights. Brightness is measured in lumens; the higher the lumens, the brighter the bulb.
Incandescent bulbs are traditional light bulbs.
| Bulb Trade Number | Voltage | Wattage | Current | Light Technology | Rated Life, hrs. | Bulb Dia. | O'all Lg. | Color | Pkg. Qty. | Pkg. | |
Single Contact—Miniature Base (0.36" Base Dia.) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Globe Bulb | |||||||||||
| 433 | 18V AC/18V DC | 4.5W | 0.25A | Incand. | Not Rated | 0.57" | 1.07" | Clear | 10 | 0000000 | 00000 |
Screw-In Base Miniature Light Bulbs
These bulbs are sized to fit tight spaces such as signs, control panels, indicators, and flashlights. Brightness is measured in lumens; the higher the lumens, the brighter the bulb.
Incandescent bulbs are traditional light bulbs.
| Bulb Trade Number | Voltage | Wattage | Brightness, lumens | Current | Light Technology | Bulb Material | Color | Rated Life, hrs. | Bulb Dia. | O'all Lg. | Bulb Shape No. | Pkg. Qty. | Pkg. | |
Globe Bulb—Miniature Base (0.39" Dia.) | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 432 | 18V AC/18V DC | 4.5W | 44 | 0.25A | Incand. | Glass | Clear | Not Rated | 0.57" | 1.07" | G4 1/2 | 10 | 00000000 | 00000 |
Top-Flanged Base Miniature Light Bulbs
These bulbs are sized to fit tight spaces such as signs, instruments, indicators, and flashlights. Brightness is measured in lumens; the higher the lumens, the brighter the bulb.
Xenon and krypton bulbs are known for generating a bright light, such as a flash in a camera. Xenon bulbs last longer than krypton bulbs, and both last longer than halogen and incandescent bulbs.
| Bulb Trade Number | Voltage | Wattage | Brightness, lumens | Current | Light Technology | Bulb Material | Color | Rated Life | Bulb Dia. | O'all Lg. | Bulb Shape No. | Pkg. Qty. | Pkg. | |
Single-Contact—Miniature Base (0.36" Dia.) | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Pointed Bulb | ||||||||||||||
| KPR112, PR12 | 6V AC/6V DC | 4.5W | 75 | 0.75A | Krypton | Glass | Clear | Not Rated | 0.43" | 1 1/4" | B3 1/2 | 10 | 00000000 | 00000 |
Screw-In Base Light Bulbs
Use these bulbs in standard sockets, panels, and appliances. Brightness is measured in lumens; the higher the lumens, the brighter the bulb. Bulbs with a warm light appearance have yellow tones. Bulbs with a neutral light appearance are commonly used in workspaces. Bulbs with a cool or daylight appearance have white/blue tones and are good for inspecting. A bulb’s estimated yearly energy cost is based on 3 hours of usage per day at $0.11 per kWh.
LED bulbs last longer and are more efficient than other technologies. They generate little heat and withstand vibration.
| Equiv. Incand. Bulb Wattage | Light Appearance | Brightness, lumens | Light Technology | Light Setting | Bulb Shape No. | Bulb Material | Color | Wattage | Rated Life, hrs. | Est. Yearly Energy Cost, $ | Pkg. Qty. | Pkg. | |
Globe Bulb—Medium (Standard Household) Base (1 1/16" Dia.) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
120V AC | |||||||||||||
| 40W | Warm (2,700K) | 350 | LED | Dimmable | G40 | Glass | Frosted | 4.5W | 15,000 | 0.48 | 1 | 0000000 | 000000 |
Twist-and-Lock Base Floodlight Bulbs
These bulbs have a bi-pin connection to lock into sockets. Often used in recessed can fixtures and track lighting, they produce a focused beam of light. They’re LED, so they last longer and are more efficient than other technologies. They also generate little heat and withstand vibration. Brightness is measured in lumens; the higher the lumens, the brighter the bulb. Bulbs with a warm light appearance have yellow tones. A bulb’s estimated yearly energy cost is based on 3 hours of usage per day at $0.11 per kWh.
| Equiv. Incand. Bulb Wattage | Light Appearance | Brightness, lumens | Beam Angle | Light Technology | Bulb Material | Color | Wattage | Rated Life, hrs. | Est. Yearly Energy Cost, $ | Bulb Dia. | O'all Lg. | Pkg. Qty. | Pkg. | |
PAR16 Bulb | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
120V AC/120V DC | ||||||||||||||
| 50W | Warm (3,000K) | 450 | 36° | LED | Glass | Clear | 4.5W | 25,000 | 0.54 | 2" | 2" | 1 | 00000000 | 00000 |
| 50W | Warm (3,000K) | 450 | 36° | LED | Glass | Clear | 4.5W | 25,000 | 0.54 | 2" | 2" | 6 | 00000000 | 00000 |