Shop by Socket Size
Find the right size bulb for your string lights. Choose from three socket sizes — medium, C9 and C7. Medium (E26) base bulbs come in different bulb shapes including globe lights, Edison-style bulbs, premium, professional and more! The C9 (E17/intermediate) base bulbs also have a variety of bulb shapes including globe style, traditional pointy Christmas bulbs, premium, professional and more. C7 (E12/candelabra) base bulbs are the standard round globe light style.
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8 color options
C9 Bulb - Transparent (E17/intermediate base)
$0.50 - $475.00This clear C9 replacement bulb is the classic outdoor Christmas bulb, but can be used for so much more! These 7 watt incandescent bulbs are affordable and look great in any space, any time of the year!CASES ship in 3-5 business days. Bulb Specs: TYPE:...- SKU:
- C9TR
- Socket Size:
- C9-Intermediate-E17
- Bulb Type:
- Incandescent
- Bulb Shape:
- C9
- Dimmable:
- Yes
- Bulb Material:
- Glass
- Bulb Wattage:
- 7W
- Bulb Average Life:
- 2,500 hours
- Bulb Color:
- Clear-White
- Bulb Color:
- Amber
- Bulb Color:
- Orange
- Bulb Color:
- Blue
- Bulb Color:
- Green
- Bulb Color:
- Pink
- Bulb Color:
- Purple
- Bulb Color:
- Red
- Bulb Color:
- Yellow
$0.50 - $475.00 -
On Sale9 color options
Twinkle C9 Bulbs - Transparent Clear & Colors
$0.33 - $7.80Try something new with twinkling C9 Christmas bulbs. Use exclusively on trees or rooflines for an overall effect or intermix with standard C9 bulbs for a subtler display that still has movement. Around the holidays or year round, C9 twinkling bulbs makes...- SKU:
- C9TW
- Availability:
- SINGLES currently not available. Limited quantities available; all colors are being discontinued.
- Socket Size:
- C9-Intermediate-E17
- Bulb Type:
- Incandescent
- Bulb Shape:
- C9
- Dimmable:
- Yes
- Bulb Material:
- Glass
- Bulb Wattage:
- 7W
- Bulb Color:
- Purple
- Bulb Color:
- Teal
- Bulb Color:
- Yellow
- Bulb Color:
- Red
- Bulb Color:
- Green
- Bulb Color:
- Amber
- Bulb Color:
- Blue
- Bulb Color:
- Pink
- Bulb Color:
- Clear
$0.33 - $7.80 -
6 color options
C9 Bulb - Opaque (E17/intermediate base)
$0.50 - $475.00The opaque coating on these C9 replacement bulb gives it a softer, more diffused glow. These incandescent bulbs are popular for weddings and formal events, but look great on the patio or as holiday decor!CASES ship in 3-5 business days. Bulb...- SKU:
- C9OP
- Availability:
- OPAQUE RED limited availability (backorder TBD)
- Socket Size:
- C9-Intermediate-E17
- Bulb Type:
- Incandescent
- Bulb Shape:
- C9
- Bulb Color:
- Clear-White
- Dimmable:
- Yes
- Bulb Material:
- Glass
- Bulb Color:
- Blue
- Bulb Color:
- Green
- Bulb Color:
- Orange
- Bulb Color:
- Red
- Bulb Color:
- Yellow
$0.50 - $475.00 -
10 color options
LED C9 Bulb (E17/intermediate base)
$2.00 - $900.00Premium C9 bulbs feature SMD LED technology and are the perfect complement to your holiday lights! The faceted plastic shell helps disperse the light emitted from the LEDs. These LED C9 replacement bulbs are the perfect solution for holiday light...- SKU:
- LEDC9
- Availability:
- PURPLE backordered until 2023.
- Socket Size:
- C9-Intermediate-E17
- Bulb Type:
- LED
- Bulb Shape:
- C9
- Bulb Color:
- Warm White
- Dimmable:
- Yes
- Bulb Material:
- Plastic
- Bulb Color:
- Blue
- Bulb Color:
- Green
- Bulb Color:
- Orange
- Bulb Color:
- Pink
- Bulb Color:
- Purple
- Bulb Color:
- Red
- Bulb Color:
- Yellow
- Bulb Color:
- Multi
- LED Color Temperature:
- 3000K
- Bulb Wattage:
- 0.8W
- Bulb Color:
- Cool White
$2.00 - $900.00 -
6 color options
LED C9 Bulb - Smooth Opaque (E17/intermediate base)
$2.00 - $900.00Create a soft glow with these long-lasting opaque LED C9 replacement bulbs. The shell of these C9 bulbs is smooth, so it has the look and feel of glass, but is completely shatterproof! Durable and great looking, these LED bulbs are great all-round...- SKU:
- LEDC9SMO
- Socket Size:
- C9-Intermediate-E17
- Bulb Type:
- LED
- Bulb Shape:
- C9
- Bulb Color:
- Warm White
- Dimmable:
- Yes
- Bulb Material:
- Plastic
- Bulb Color:
- Blue
- Bulb Color:
- Green
- Bulb Color:
- Orange
- Bulb Color:
- Red
- Bulb Color:
- Multi
- LED Color Temperature:
- 3000K
- Bulb Wattage:
- 0.8W
$2.00 - $900.00 -
9 color options
LED C9 Bulb - Smooth Transparent (E17/intermediate base)
$2.00 - $900.00Premium C9 bulbs feature SMD LED technology and are the perfect complement to your holiday lights! SMD technology produces bulbs that are bright and last longer while still maintaining exceptional durability and energy efficiency. Cast a vivid glow...- SKU:
- LEDC9SM
- Socket Size:
- C9-Intermediate-E17
- Bulb Type:
- LED
- Bulb Shape:
- C9
- Bulb Color:
- Warm White
- Dimmable:
- Yes
- Bulb Material:
- Plastic
- Bulb Color:
- Blue
- Bulb Color:
- Green
- Bulb Color:
- Orange
- Bulb Color:
- Pink
- Bulb Color:
- Purple
- Bulb Color:
- Red
- Bulb Color:
- Yellow
- Bulb Color:
- Multi
- LED Color Temperature:
- 3000K
- Bulb Wattage:
- 0.8W
$2.00 - $900.00 -
10S11 Bulb (C9/E17/intermediate base)
$1.00 - $237.5010 watt clear replacement bulbs are the maximum brightness you can use with our C9 String Lights. These are a dimmable, incandescent replacement bulb, so they're great for areas that sometimes need a little more light than traditional C9 bulbs offer...- SKU:
- B10
- Availability:
- CASES ship in 3-5 business days
- Socket Size:
- C9-Intermediate-E17
- Bulb Type:
- Incandescent
- Bulb Shape:
- S11
- Bulb Color:
- Clear-White
- Dimmable:
- Yes
- Bulb Material:
- Glass
- Bulb Wattage:
- 10W
- Bulb Average Life:
- 8,000 hours
$1.00 - $237.50 -
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LED T9 Vintage Bulbs (E26/medium base)
$10.00 - $900.00Unique shape and authentic looking filament make these LED replacement bulbs a stylish choice! Glass casing and warm color make these LED bulbs a great way to make a statement or to match retro or industrial decor.BOXES and CASES ship in 3-5 business...- SKU:
- LEDSVT9
- Socket Size:
- Medium-E26
- Bulb Type:
- LED
- Bulb Shape:
- T9
- Bulb Color:
- Warm White
- Dimmable:
- Yes
- Bulb Material:
- Glass
- Bulb Wattage:
- 2W
- LED Color Temperature:
- 2200K
- Bulb Rating:
- ETL Listed
- Bulb Average Life:
- 25,000 hours
$10.00 - $900.00 -
7.5 S11 Sign Bulb (C9/E17/intermediate base)
$1.00 - $237.50This is our lowest wattage incandescent replacement bulb for commercial medium base string light cords. At 7.5 watts each, these replacement bulbs give off soft, ambient light for areas where you want the lighting to be subtle. They also help cut down on...- SKU:
- BA75
- Availability:
- CASES ship in 3-5 business days
- Socket Size:
- Medium-E26
- Bulb Type:
- Incandescent
- Bulb Shape:
- S11
- Bulb Color:
- Clear-White
- Dimmable:
- Yes
- Bulb Material:
- Glass
$1.00 - $237.50 -
T9 Hairpin Edison Tube Bulb
$7.50 - $1,026.00This Edison inspired replacement bulb has a glowing spiral filament and unique shape! Each 25 watt bulb has a standard size base and glows like vintage light bulbs! Use this incandescent replacement bulb with our commercial medium base cords for a bold...- SKU:
- BT9HA-
- Socket Size:
- Medium-E26
- Bulb Type:
- Incandescent
- Bulb Shape:
- T9
- Bulb Color:
- Clear-White
- Dimmable:
- Yes
- Bulb Material:
- Glass
- Bulb Wattage:
- 25W
- Bulb Average Life:
- 3,000 hours
$7.50 - $1,026.00 -
On Sale
7.5 S11 Sign Bulb - Green (C9/E17/intermediate base)
Now: $0.50Was: $1.00These pretty green replacement bulbs look awesome in our commercial medium base cords. Designed for areas requiring lower lighting, these replacement bulbs come in a variety of colors that can be mixed and matched for any occasion! 7.5 S11 bulbs are 7.5...- SKU:
- BA75GR
- Availability:
- Limited quantities available (item being discontinued).
- Socket Size:
- Medium-E26
- Bulb Type:
- Incandescent
- Bulb Shape:
- S11
- Bulb Color:
- Green
- Dimmable:
- Yes
- Bulb Material:
- Glass
Now: $0.50Was: $1.00