About Replacing Tubular Fluorescent Light Bulbs
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About Brightness
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About Light Appearance
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Bi-Pin Base Miniature Light Bulbs
These bulbs are small, but very bright, so they're often used in flashlights and optical instruments such as projectors and microscopes. Brightness is measured in lumens; the higher the lumens, the brighter the bulb.
Halogen bulbs are slightly more energy efficient than incandescent bulbs, but they generate more heat.
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. | ||
A | 50T4Q/CL/AX | 12V AC/12V DC | 50W | 900 | 4.16A | Halogen | Glass | Clear | 4,000 | 1/2" | 1 3/4" | T4 | 1 | 0000000 | 00000 |
A | JC50, Q50T4/CL | 12V AC/12V DC | 50W | 1,000 | 4.17A | Halogen | Glass | Clear | 2,000 | 0.43" | 1.73" | T3 1/2 | 1 | 0000000 | 0000 |
A | JC50, Q50T4/CL | 24V AC/24V DC | 50W | 900 | 2.08A | Halogen | Glass | Clear | 2,000 | 3/8" | 1.73" | T3 | 1 | 00000000 | 0000 |
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. Plastic LED bulbs are shatterproof.
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. | |
Standard Bulb—Medium (Standard Household) Base (1 1/16" Dia.) | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
120V AC | |||||||||||||
50W 100W 150W | Warm (2,700K) | 800 1,600 2,200 | LED | 3 Way | A21 | Plastic | Frosted | 7W 15W 23W | 25,000 | 0.84 1.81 2.53 | 1 | 0000000 | 000000 |
50W 100W 150W | Warm (2,700K) | 800 1,600 2,200 | LED | 3 Way | A21 | Plastic | Frosted | 7W 15W 23W | 25,000 | 0.84 1.81 2.53 | 12 | 0000000 | 000000 |
Each | |||||||||||||
120V AC/277V AC | |||||||||||||
300W | Cool (5,000K) | 5,000 | LED | Not Dimmable | __ | Plastic | Frosted | 50W | 25,000 | 6.02 | __ | 0000000 | 00000 |
Bayonet Base Light Bulbs
Pins on the base lock these bulbs into sockets to withstand vibration. They're often used in machines and elevators. A bulb’s estimated yearly energy cost is based on 3 hours of usage per day at $0.11 per kWh.
For technical drawings and 3-D models, click on a part number.
Voltage | Wattage | Light Appearance | Brightness, lumens | Bulb Trade Number | Light Technology | Bulb Shape No. | Color | Rated Life, hrs. | Est. Yearly Energy Cost, $ | Bulb Dia. | O'all Lg. | Pkg. Qty. | Pkg. | |
Double Contact—Small Base (0.59" Dia.) | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Tubular Bulb | ||||||||||||||
120V AC/120V DC | 50W | Warm (2,900K) | 775 | CAX | Incand. | T8 | Clear | 50 | 0.28 | 1" | 3.13" | 1 | 0000000 | 00000 |
Bi-Pin Base Floodlight Bulbs
Often used in recessed can fixtures and track lighting, these bulbs produce a focused beam of light. 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. 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 | Beam Angle | Light Technology | Bulb Material | Color | Wattage | Rated Life, hrs. | Est. Yearly Energy Cost, $ | Bulb Dia. | O'all Lg. | Pkg. Qty. | Pkg. | |
MR16 Bulb | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
12V AC/12V DC | ||||||||||||||
50W | Warm (3,000K) | 700 | 35° | LED | Glass | Clear | 7W | 25,000 | 1.08 | 2" | 2" | 1 | 00000000 | 000000 |
50W | Warm (3,000K) | 700 | 35° | LED | Glass | Clear | 7W | 25,000 | 1.08 | 2" | 2" | 6 | 00000000 | 00000 |
Screw-In Base Floodlight Bulbs
Often used in recessed can fixtures and track lighting, these bulbs produce a focused beam of light. 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 light 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.
BR and R bulbs have wide beam angles that create broad beams of light. Their length makes them good for use in large can fixtures.
PAR bulbs have narrow beam angles that provide more focused beams of light than other floodlights. A short length allows them to fit in small can fixtures without protruding.
LED bulbs last longer and are more efficient than other technologies. They generate little heat and withstand vibration. Plastic LED bulbs are shatterproof.
CFL (compact fluorescent) bulbs are more energy efficient and last longer than halogen bulbs. It takes several seconds for them to reach full brightness. They contain small amounts of mercury (for disposal information, visit www.epa.gov/cfl).
Halogen bulbs are energy efficient.
Bulbs that cannot be sold to the listed regions do not meet mercury and/or energy efficiency regulations.
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. | Cannot Be Sold To | Pkg. Qty. | Pkg. | |
PAR20 Bulb—Medium (Standard Household) Base (1 1/16" Dia.) | |||||||||||||||
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120V AC | |||||||||||||||
50W | Warm (3,000K) | 450 | 40° | LED | Plastic | Frosted | 5W | 25,000 | 0.60 | 2 1/2" | 3 3/16" | __ | 1 | 00000000 | 00000 |
50W | Warm (3,000K) | 450 | 40° | LED | Plastic | Frosted | 5W | 25,000 | 0.60 | 2 1/2" | 3 3/16" | __ | 12 | 00000000 | 00000 |
50W | Cool (5,000K) | 450 | 40° | LED | Plastic | Frosted | 5W | 25,000 | 0.60 | 2 1/2" | 3 3/16" | __ | 1 | 0000000 | 0000 |
50W | Cool (5,000K) | 450 | 40° | LED | Plastic | Frosted | 5W | 25,000 | 0.60 | 2 1/2" | 3 3/16" | __ | 12 | 0000000 | 00000 |
R20 Bulb—Medium (Standard Household) Base (1 1/16" Dia.) | |||||||||||||||
120V AC | |||||||||||||||
50W | Warm (3,000K) | 525 | 110° | LED | Plastic | Frosted | 7W | 25,000 | 0.84 | 2 1/2" | 3 7/8" | __ | 1 | 00000000 | 0000 |
50W | Warm (3,000K) | 525 | 110° | LED | Plastic | Frosted | 7W | 25,000 | 0.84 | 2 1/2" | 3 7/8" | __ | 12 | 00000000 | 00000 |
50W | Neutral (3,500K) | 325 | Not Rated | LED | Plastic | Frosted | 5W | 11,000 | 0.60 | 2 1/2" | 3 3/4" | CA | 2 | 00000000 | 00000 |
50W | Neutral (3,500K) | 325 | Not Rated | LED | Plastic | Frosted | 5W | 11,000 | 0.60 | 2 1/2" | 3 3/4" | CA | 12 | 00000000 | 00000 |
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 | 000000 |
50W | Warm (3,000K) | 450 | 36° | LED | Glass | Clear | 4.5W | 25,000 | 0.54 | 2" | 2" | 6 | 00000000 | 00000 |
50W | Warm (3,000K) | 450 | 40° | LED | Glass | Clear | 6W | 25,000 | 0.72 | 2" | 2" | 1 | 00000000 | 00000 |
50W | Warm (3,000K) | 450 | 40° | LED | Glass | Clear | 6W | 25,000 | 0.72 | 2" | 2" | 6 | 00000000 | 00000 |
Socket Base Vehicle Headlamp Light Bulbs
Brightness is measured in lumens; the higher the lumens, the brighter the bulb.
Bulb Trade Number | Voltage | Wattage | Light Appearance | Brightness, lumens | Light Technology | Light Setting | Bulb Material | Color | Rated Life, hrs. | Bulb Dia. | O'all Lg. | Bulb Shape No. | Each | ||
A | 886 | 12V AC/12V DC | 50W | Warm (2,850K) | 1,250 | Halogen | Not Dimmable | Glass | Clear | 200 | 7/16" | 2 11/16" | T3 1/4 | 00000000 | 00000 |
A | 888 | 12V AC/12V DC | 50W | Warm (2,850K) | 1,190 | Halogen | Not Dimmable | Glass | Clear | 400 | 7/16" | 2 11/16" | T3 1/4 | 0000000 | 0000 |
B | 885 | 12V AC/12V DC | 50W | Warm (2,850K) | 1,250 | Halogen | Not Dimmable | Glass | Clear | 200 | 7/16" | 2 11/16" | T3 1/4 | 00000000 | 0000 |
B | 887 | 12V AC/12V DC | 50W | Warm (2,850K) | 1,195 | Halogen | Not Dimmable | Glass | Clear | 400 | 7/16" | 2 11/16" | T3 1/4 | 00000000 | 0000 |
Bayonet Base Vehicle Headlamp Light Bulbs
Brightness is measured in lumens; the higher the lumens, the brighter the bulb.
Bulb Trade Number | Voltage | Wattage | Light Appearance | Brightness, lumens | Light Technology | Light Setting | Bulb Material | Color | Rated Life, hrs. | Bulb Dia. | O'all Lg. | Bulb Shape No. | Each | |
Single Contact—Small Base (0.59" Dia.) | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
795 | 12V AC/12V DC | 50W | Warm (2,850K) | 1,350 | Halogen | Not Dimmable | Glass | Clear | 200 | 1/2" | 2 1/2" | T4 | 0000000 | 000000 |
795X | 12V AC/12V DC | 50W | Warm (2,850K) | 1,350 | Halogen | Not Dimmable | Glass | Clear | 200 | 1/2" | 2 1/2" | T4 | 00000000 | 00000 |
Terminal Base Sealed-Beam Vehicle Headlamp Light Bulbs
The sealed assembly withstands the rigors of outdoor use. In addition to using these bulbs in vehicles, they can be used for spot, flood, and emergency lighting. Brightness is measured in lumens; the higher the lumens, the brighter the bulb.
Halogen bulbs are slightly more efficient than incandescent, but they generate more heat.
Bulb Trade Number | Voltage | Wattage | Light Appearance | Brightness, lumens | Light Technology | Light Setting | Bulb Material | Color | Rated Life, hrs. | Bulb Dia. | O'all Lg. | Each | |
Screw-On Terminal Base | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
PAR36 Bulb | |||||||||||||
4505 | 28V DC | 50W | Warm (2,800K) | 1,100 | Incand. | Not Dimmable | Glass | Clear | 400 | 4 1/2" | 2 3/4" | 00000000 | 000000 |
4589 | 28V DC | 50W | Warm (3,000K) | 400 | Incand. | Not Dimmable | Glass | Clear | 400 | 4 1/2" | 2 3/4" | 00000000 | 00000 |
H7604 | 13V DC | 50W | Neutral (3,200K) | 1,500 | Halogen | Not Dimmable | Glass | Clear | 100 | 4 1/2" | 2 3/4" | 0000000 | 00000 |
PAR46 Bulb | |||||||||||||
H7609 | 13V DC | 50W | Neutral (3,200K) | 1,500 | Halogen | Not Dimmable | Glass | Clear | 400 | 5 3/4" | 3 3/4" | 0000000 | 00000 |
H7635 | 13V DC | 50W | Neutral (3,200K) | 1,500 | Halogen | Not Dimmable | Glass | Clear | 100 | 5 3/4" | 3 3/4" | 00000000 | 00000 |
Contact-Lug Base Sealed-Beam Vehicle Headlamp Light Bulbs
REC127X165,
REC140X200, and REC121X165
The sealed assembly withstands the rigors of outdoor use. In addition to using these bulbs in vehicles, they can be used for spot, flood, and emergency lighting. Brightness is measured in lumens; the higher the lumens, the brighter the bulb.
Bulb | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Bulb Trade Number | Voltage | Wattage | Light Appearance | Brightness, lumens | Light Technology | Light Setting | Bulb Material | Color | Rated Life, hrs. | Dia. | Wd. | Ht. | O'all Lg. | Each | |
PAR46 Bulb with 2 Lugs | |||||||||||||||
H5001 | 12.8V DC | 50W | Neutral (3,100K) | 1,000 | Halogen | Not Dimmable | Glass | Clear | 200 | 5 3/4" | __ | __ | 4" | 0000000 | 000000 |
REC127X165 Bulb with 2 Lugs | |||||||||||||||
H4651 | 12.8V DC | 50W | Warm (3,000K) | 4,400 | Halogen | Not Dimmable | Glass | Clear | 200 | __ | 5" | 4" | 6 1/2" | 0000000 | 00000 |
Metal Halide Light Bulbs
Illuminate large warehouses, factories, and arenas with the bright, white light of these metal halide bulbs. Brightness is measured in lumens; the higher the lumens, the brighter the bulb. Color rendering index (CRI) is a measurement on a scale of 0-100 of how accurately the light from a bulb represents an object's true colors; the higher the number, the more natural the colors appear. Any CRI value over 80 will show colors true to life. A bulb’s estimated yearly cost is based on 3 hours of usage per day at $0.11 per kWh. They cannot be sold to Canada because they exceed local regulatory limits on mercury.
Pulse-start bulbs restart nearly twice as fast as probe-start bulbs.
Wattage | Light Appearance | Brightness, lumens | Bulb Shape No. | Operating Position | CRI | For Ballast ANSI No. | Start Type | Bulb Material | Rated Life, hrs. | Est. Yearly Energy Cost, $ | Bulb Dia. | O'all Lg. | Cannot Be Sold To | Each | |
For Enclosed Fixtures | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Cone Bulb—E26 Medium (Standard Household) Base (1 1/16" Dia.) | |||||||||||||||
50W | Warm (3,000K) | 3,450 | E17 | Base Up, Base Down, Horizontal | 70 | M110 | Pulse | Glass | 20,000 | 6.02 | 2 1/8" | 5 7/16" | Canada | 0000000 | 000000 |
High-Pressure Sodium Light Bulbs
Illuminate parking lots and roads with the warm, yellow light of these high-pressure sodium bulbs. Brightness is measured in lumens; the higher the lumens, the brighter the bulb. Color rendering index (CRI) is a measurement on a scale of 0-100 of how accurately the light from a bulb represents an object's true colors; the higher the number, the more natural the colors appear. Any CRI value over 80 will show colors true to life. A bulb’s estimated yearly cost is based on 3 hours of usage per day at $0.11 per kWh. Bulbs cannot be sold to Canada because they exceed local regulatory limits on mercury.
Wattage | Light Appearance | Brightness, lumens | Bulb Shape No. | CRI | For Ballast ANSI No. | Restart Time, min. | End-of-Life Operation | Bulb Material | Color | Rated Life, hrs. | Est. Yearly Energy Cost, $ | Bulb Dia. | O'all Lg. | Cannot Be Sold To | Each | |
Cone Bulb | ||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
E26 Medium (Standard Household) Base (1 1/16" Dia.) | ||||||||||||||||
50W | Warm (1,900K) | 4,000 | ED17 | 21 | S68 | 1-5 | Cycling | Glass | Clear | 24,000 | 6.02 | 2 1/8" | 5 7/16" | Canada | 0000000 | 000000 |
E39 Mogul Base (1 5/8" Dia.) | ||||||||||||||||
50W | Warm (1,900K) | 4,000 | ED23 1/2 | 22 | S68 | 1-5 | Cycling | Glass | Clear | 30,000 | 6.02 | 2 15/16" | 7 3/4" | Canada | 0000000 | 00000 |
Four-Pin Base Plug-In Compact Light Bulbs
Energy efficient and long lasting, these bulbs are often used in task lights. They’re comparable to PL, Dulux, and Biax bulbs. It takes these bulbs several seconds to reach full brightness. 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 often used in workspaces. Bulbs with a cool light appearance have white/blue tones and are good for inspecting. A bulb’s estimated yearly cost is based on 3 hours of usage per day at $0.11 per kWh. These bulbs cannot be sold to Canada because they do not meet local efficiency standards and exceed local regulatory limits on mercury (for disposal information, visit www.epa.gov/cfl).
Equiv. Fluorescent Bulb Wattage | Light Appearance | Brightness, lumens | Operating Position | Light Setting | Light Technology | Bulb Material | O'all Lg. | Wattage | Rated Life, hrs. | Est. Yearly Energy Cost, $ | Cannot Be Sold To | Each | |
2G11 Base | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
50W | Neutral (3,500K) | 4,000 | Horizontal, Base Up, Base Down | Dimmable | CFL | Glass | 22 1/2" | 50W | 20,000 | 6.02 | Canada | 0000000 | 000000 |