Which lighting technologies are available for light bulbs?

We carry lighting technologies like <a href="https://www.homedepot.com/b/Lighting-Light-Bulbs/LED/400-Watt/N-5yc1vZbmbuZ1z0vxijZ1z1u6uj?emt=plpfaq_2508_lightbulbs" style="text-decoration: underline;">led</a>, <a href="https://www.homedepot.com/b/Lighting-Light-Bulbs/High-Pressure-Sodium/400-Watt/N-5yc1vZbmbuZ1z1u6ujZ1z234ec?emt=plpfaq_2508_lightbulbs" style="text-decoration: underline;">high pressure sodium</a>, and <a href="https://www.homedepot.com/b/Lighting-Light-Bulbs/Metal-Halide/400-Watt/N-5yc1vZbmbuZ1z1u6ujZ1z22z7z?emt=plpfaq_2508_lightbulbs" style="text-decoration: underline;">metal halide</a>.

I want to add fun and personality to my patio. Are there colored light bulbs I could use?

Absolutely! <a href="https://www.homedepot.com/b/Lighting-Light-Bulbs/Multi-Color/N-5yc1vZbmbuZ1z0v09i?emt=plpfaq_2508_lightbulbs" style="text-decoration: underline;">Multi-color light bulbs</a> are perfect for adding vibrancy and a festive atmosphere to outdoor spaces, and you can even choose specific colors like <a href="https://www.homedepot.com/b/Lighting-Light-Bulbs/Blue/N-5yc1vZbmbuZ1z0vbum?emt=plpfaq_2508_lightbulbs" style="text-decoration: underline;">blue</a>, <a href="https://www.homedepot.com/b/Lighting-Light-Bulbs/Green/N-5yc1vZbmbuZ1z0vqo4?emt=plpfaq_2508_lightbulbs" style="text-decoration: underline;">green</a>, or <a href="https://www.homedepot.com/b/Lighting-Light-Bulbs/Red/N-5yc1vZbmbuZ1z0vch0?emt=plpfaq_2508_lightbulbs" style="text-decoration: underline;">red</a> to match your style. Consider using them for parties or to add a unique touch to your landscaping.

There are so many types of light bulbs! How do I choose the right one?

From LEDs to incandescents and everything in between, each bulb type has its own benefits. Not sure where to start? Our <a href="https://www.homedepot.com/c/ab/types-of-light-bulbs/9ba683603be9fa5395fab90e1115f39?emt=plpfaq_2508_lightbulbs" style="text-decoration: underline;">Types of Light Bulbs guide</a> breaks down the different kinds, explaining their energy efficiency, lifespan, and best uses, making it simple to find the perfect fit.

How do I decide which light bulb shape code I need?

To choose the right light bulb shape, consider the fixture you'll be using it in and look for the code (like A19, G25, or BR30) printed on your old bulb or in your fixture's specifications, ensuring a proper fit and desired light distribution. We offer <a href="https://www.homedepot.com/b/Lighting-Light-Bulbs/ED28/400-Watt/N-5yc1vZbmbuZ1z0sur3Z1z1u6uj?emt=plpfaq_2508_lightbulbs" style="text-decoration: underline;">ed28</a>, <a href="https://www.homedepot.com/b/Lighting-Light-Bulbs/Specialty-Code/400-Watt/N-5yc1vZbmbuZ1z1u6ujZ1z21bwh?emt=plpfaq_2508_lightbulbs" style="text-decoration: underline;">specialty code</a>, and <a href="https://www.homedepot.com/b/Lighting-Light-Bulbs/T7/400-Watt/N-5yc1vZbmbuZ1z0vvpdZ1z1u6uj?emt=plpfaq_2508_lightbulbs" style="text-decoration: underline;">t7</a>.

Which light bulb base type do I need?

To determine the right light bulb, identify the base type by checking the existing bulb or the fixture. We carry base types such as <a href="https://www.homedepot.com/b/Lighting-Light-Bulbs/RSC/400-Watt/N-5yc1vZbmbuZ1z1u6ujZ1z21mj8?emt=plpfaq_2508_lightbulbs" style="text-decoration: underline;">rsc</a>, <a href="https://www.homedepot.com/b/Lighting-Light-Bulbs/Recessed-Double-Contact/400-Watt/N-5yc1vZbmbuZ1z1u6ujZ1z21np7?emt=plpfaq_2508_lightbulbs" style="text-decoration: underline;">recessed double contact</a>, and <a href="https://www.homedepot.com/b/Lighting-Light-Bulbs/Medium/400-Watt/N-5yc1vZbmbuZ1z0toqlZ1z1u6uj?emt=plpfaq_2508_lightbulbs" style="text-decoration: underline;">medium</a>.

400 Watt - Light Bulbs - The Home Depot

32 Results

Best Seller

400-Watt ED28 Shape Clear Metal Halide High Intensity Discharge E39 Mogul Base HID Light Bulb (1-Pack)

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Feit Electric400-Watt ED28 Shape Clear Metal Halide High Intensity Discharge E39 Mogul Base HID Light Bulb (1-Pack)

(3.9 / 164)

Model# MH400/U/ED28/HDRP

$3197

Bulk Savings

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400-Watt Equivalent Corn Cob E26 Base with E39 Mogul Adapter High Lumen HID Utility LED Light Bulb Daylight (5000K)

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Feit Electric400-Watt Equivalent Corn Cob E26 Base with E39 Mogul Adapter High Lumen HID Utility LED Light Bulb Daylight (5000K)

(4.5 / 984)

Model# C7000/5K/LED/V1/HDRP

$4998

Bulk Savings

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400-Watt Equivalent E26 Indoor Garage Adjustable Multi-Directional LED Light Bulb 3000K/4000K/5000K Selectable White

+more options

Feit Electric400-Watt Equivalent E26 Indoor Garage Adjustable Multi-Directional LED Light Bulb 3000K/4000K/5000K Selectable White

(4.7 / 214)

Model# ADJ8000/3CCT/LED

$2998

Sunlite400-Watt ED37 Metal Halide Mogul (E39) Base 36,000 Lumen Clear HID Light Bulb in Cool White 4000K (2-Pack)

(4.8 / 5)

Model# HD02521-2

$3999

($20.00 /bulb)

Exclusive

400-Watt Equivalent ED37 Corn Cobb HID LED Light Bulb Daylight (1-Bulb)

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Orein400-Watt Equivalent ED37 Corn Cobb HID LED Light Bulb Daylight (1-Bulb)

(4.6 / 103)

Model# A837A400NDX3901

$2119

400-Watt Equivalent 80-Watt Corn Cob ED37 HID LED High Bay Bypass Light Bulb Mog 120-277-Volt Selectable 300040005000K

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HALCO LIGHTING TECHNOLOGIES400-Watt Equivalent 80-Watt Corn Cob ED37 HID LED High Bay Bypass Light Bulb Mog 120-277-Volt Selectable 300040005000K

(4.7 / 36)

Model# HID80-CS-EX39-LED 82369

$12907

Buy More, Save More

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SANSI36-Watt BR30 E26 Cool White (4000K)Full Spectrum Specialty LED Grow Light Bulb for Indoor Garden Greenhouse (2-Pack)

(5 / 3)

Model# 01-03-001-023607-2P

$5599

($28.00 /bulb)

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100-Watt LED Arc-Cob Lamp, 120° (400-Watt HID) 50K, 14000 -Lumens, 120-Volt to 347-Volt, 400-Watt Replacement

Model# AC-100W-EX39-50K

$13439

Westinghouse400-Watt HID Equivalent ED37 Filament EX39 LED Light Bulb 5000K (6-Pack)

Model# 5267020

$48083

/box($80.14 /bulb)

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Sunlite400-Watt ED18 High Pressure Sodium Bulb E39 Mogul Base 48000 Lumen HID Light Bulb (12-Pack)

(4.8 / 4)

Model# HD02500-12

$13517

($11.26 /bulb)

INTERLIGHT400 Watts ED18 G12 Metal Halide Replacement for USHIO 5000798 Light Bulb 6000K (1-Pack)

Model# WW-5LZH-8

$5848

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SANSI400-Watt Equivalent A19 E26 Base Daylight (5000K) Energy Saving 6000 Lumens E26 5000K Daylight (1-Pack)

Model# 01-02-001-140651

$4199

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Feit Electric400-​Watt ED28 Shape Clear Metal Halide High Intensity Discharge E39 Mogul Base HID Light Bulb (1-​Pack)​

Feit Electric400-​Watt Equivalent Corn Cob E26 Base with E39 Mogul Adapter High Lumen HID Utility LED Light Bulb Daylight (5000K)​

Feit Electric400-​Watt Equivalent E26 Indoor Garage Adjustable Multi-​Directional LED Light Bulb 3000K/​4000K/​5000K Selectable White

Sunlite400-​Watt ED37 Metal Halide Mogul (E39)​ Base 36,000 Lumen Clear HID Light Bulb in Cool White 4000K (2-​Pack)​

Orein400-​Watt Equivalent ED37 Corn Cobb HID LED Light Bulb Daylight (1-​Bulb)​

HALCO LIGHTING TECHNOLOGIES400-​Watt Equivalent 80-​Watt Corn Cob ED37 HID LED High Bay Bypass Light Bulb Mog 120-​277-​Volt Selectable 300040005000K

SANSI36-​Watt BR30 E26 Cool White (4000K)​Full Spectrum Specialty LED Grow Light Bulb for Indoor Garden Greenhouse (2-​Pack)​

100-​Watt LED Arc-​Cob Lamp, 120° (400-​Watt HID)​ 50K, 14000 -​Lumens, 120-​Volt to 347-​Volt, 400-​Watt Replacement

Westinghouse400-​Watt HID Equivalent ED37 Filament EX39 LED Light Bulb 5000K (6-​Pack)​

Sunlite400-​Watt ED18 High Pressure Sodium Bulb E39 Mogul Base 48000 Lumen HID Light Bulb (12-​Pack)​

INTERLIGHT400 Watts ED18 G12 Metal Halide Replacement for USHIO 5000798 Light Bulb 6000K (1-​Pack)​

SANSI400-​Watt Equivalent A19 E26 Base Daylight (5000K)​ Energy Saving 6000 Lumens E26 5000K Daylight (1-​Pack)​

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Feit Electric400-Watt ED28 Shape Clear Metal Halide High Intensity Discharge E39 Mogul Base HID Light Bulb (1-Pack)

Feit Electric400-Watt Equivalent Corn Cob E26 Base with E39 Mogul Adapter High Lumen HID Utility LED Light Bulb Daylight (5000K)

Feit Electric400-Watt Equivalent E26 Indoor Garage Adjustable Multi-Directional LED Light Bulb 3000K/4000K/5000K Selectable White

Sunlite400-Watt ED37 Metal Halide Mogul (E39) Base 36,000 Lumen Clear HID Light Bulb in Cool White 4000K (2-Pack)

Orein400-Watt Equivalent ED37 Corn Cobb HID LED Light Bulb Daylight (1-Bulb)

HALCO LIGHTING TECHNOLOGIES400-Watt Equivalent 80-Watt Corn Cob ED37 HID LED High Bay Bypass Light Bulb Mog 120-277-Volt Selectable 300040005000K

SANSI36-Watt BR30 E26 Cool White (4000K)Full Spectrum Specialty LED Grow Light Bulb for Indoor Garden Greenhouse (2-Pack)

100-Watt LED Arc-Cob Lamp, 120° (400-Watt HID) 50K, 14000 -Lumens, 120-Volt to 347-Volt, 400-Watt Replacement

Westinghouse400-Watt HID Equivalent ED37 Filament EX39 LED Light Bulb 5000K (6-Pack)

Sunlite400-Watt ED18 High Pressure Sodium Bulb E39 Mogul Base 48000 Lumen HID Light Bulb (12-Pack)

INTERLIGHT400 Watts ED18 G12 Metal Halide Replacement for USHIO 5000798 Light Bulb 6000K (1-Pack)

SANSI400-Watt Equivalent A19 E26 Base Daylight (5000K) Energy Saving 6000 Lumens E26 5000K Daylight (1-Pack)