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Shop by Socket Size

PartyLights.com carries three socket sizes of decorative string light cords — medium/E26, C9/E17, and C7/E12. All socket sizes are available in commercial grade (typically used for permanent outdoor lighting) and standard grade (typically for indoor or temporary outdoor use). Shop a wide selection of bulbs in the corresponding socket size. Choose from a variety of styles, colors and lengths to get the perfect indoor and outdoor string lights! 

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  • 56' C9 Commercial String Light Cords 56' Black C9 Commercial String Light Cord
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    C9 Commercial String Lights - 56 ft Cord

    $119.00 - $952.00
    Great looking commercial grade string light cords will transform any space beautifully and can be left outside year round! These durable, heavy-duty string light cords look great poolside, on the deck or strung back and forth across the yard! A great...
    SKU:
    LS15050
    Availability:
    BLACK is backordered until mid-August. CASES drop ship from our supplier in 5-7 business days.
    Socket Size:
    C9-Intermediate-E17
    Cord Grade:
    Commercial
    Cord Color:
    Black
    Cord Length:
    56 feet
    Socket Spacing:
    15 inches
    Qty of Lights/Sockets:
    45
    Lead / Tail Wire:
    13" / 10"
    Plug Style:
    End-to-end connectable
    Wire Gauge:
    16AWG
    Max Wattage per Socket:
    10W
    Max Run:
    960W
    Cord Color:
    White
    $119.00 - $952.00
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    $119.00 - $952.00
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  • 100' C9 Commercial String Light Cord Black C9 Commercial String Light Cord socket
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    C9 Commercial String Lights - 100 ft Cord

    $179.00 - $716.00
    Great looking commercial grade string light cords will transform any space beautifully and can be left outside year round! These durable, heavy-duty C9 base string light cords look great poolside, on the deck or strung back and forth across the yard! A...
    SKU:
    LS15100
    Availability:
    CASES drop ship from our supplier in 5-7 business days.
    Socket Size:
    C9-Intermediate-E17
    Cord Grade:
    Commercial
    Cord Color:
    Black
    Cord Length:
    100 feet
    Socket Spacing:
    15 inches
    Qty of Lights/Sockets:
    75
    Cord Color:
    White
    $179.00 - $716.00
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    $179.00 - $716.00
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  • C9 String Light - 25' White
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    C9 String Lights - 25 ft White Cord

    $16.95
    This white C9 stringer is a favorite for holiday lighting, matching trim and for weddings and formal events. Each light stringer holds 25 bulbs (sold seperately) and can be connected end-to-end to other stringers (max 100 feet with incandescent bulbs)...
    SKU:
    C925WH
    Socket Size:
    C9-Intermediate-E17
    Cord Grade:
    Standard
    Cord Color:
    White
    Cord Length:
    25 feet
    Socket Spacing:
    12 inches
    Qty of Lights/Sockets:
    25
    $16.95
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    $16.95
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  • C9 String Light - 25' Green
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    C9 String Lights - 25 ft Green Cord

    $16.95
    This classic C9 stringer in green is one of our most popular light cords! End-to-end connections allow you to link multiple string light cords together for maximum flexibility. Cord Specs: TOTAL LENGTH: 25 feet (includes 8" lead and 7" tail) SOCKET...
    SKU:
    C925GR
    Socket Size:
    C9-Intermediate-E17
    Cord Grade:
    Standard
    Cord Color:
    Green
    Cord Length:
    25 feet
    Socket Spacing:
    12 inches
    Qty of Lights/Sockets:
    25
    $16.95
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    $16.95
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  • C9 String Light - 25' Black
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    C9 String Lights - 25 ft Black Cord

    $16.95
    This attractive C9 light string in black has 12" spacing and holds 25 bulbs (sold separately) The dark color of this stringer makes it great for matching trim, and virtually transparent after dark. Cord Specs: TOTAL LENGTH: 25 feet (includes 8" lead and...
    SKU:
    C925BK
    Socket Size:
    C9-Intermediate-E17
    Cord Grade:
    Standard
    Cord Color:
    Black
    Cord Length:
    25 feet
    Socket Spacing:
    12 inches
    Qty of Lights/Sockets:
    25
    $16.95
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    $16.95
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  • C9 String Light - 50' White
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    C9 String Lights - 50 ft White Cord

    $24.95
    Great for formal events or for matching trim, our 50 foot C9 / intermediate base stringer in white looks great in any space! Great light strands to go around the perimeter of patios or zig zag back and forth for a cafe-style look in your own back...
    SKU:
    C950WH
    Socket Size:
    C9-Intermediate-E17
    Cord Grade:
    Standard
    Cord Color:
    White
    Cord Length:
    50 feet
    Socket Spacing:
    12 inches
    Qty of Lights/Sockets:
    50
    Plug Style:
    End-to-end connection
    Wire Gauge:
    18AWG
    Max Wattage per Socket:
    10W
    Max Run:
    840W
    $24.95
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    $24.95
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  • C9 String Light - 50' Green
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    C9 String Lights - 50 ft Green Cord

    $24.95
    Our 50 foot C9 (intermediate/E17 base) string light cord is a holiday classic, but with loads of versatility and options! Each 50' light strand holds 50 intermediate base bulbs of your choice, making the options endless! Cord Specs: TOTAL LENGTH: 50...
    SKU:
    C950GR
    Socket Size:
    C9-Intermediate-E17
    Cord Grade:
    Standard
    Cord Color:
    Green
    Cord Length:
    50 feet
    Socket Spacing:
    12 inches
    Qty of Lights/Sockets:
    50
    Plug Style:
    End-to-end connection
    Wire Gauge:
    18 AWG SPT-1 wire
    Max Wattage per Socket:
    10W
    Max Run:
    840W
    $24.95
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    $24.95
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  • C9 String Light - 50' Black
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    C9 String Lights - 50 ft Black Cord

    $24.95
    This decorative black C9 (Intermediate Base) light stringer is available in a variety of lengths with 12 in spacing. Use this stringer with any intermediate base bulbs of your choice! Link two stringers together for added length and flexibility. For use...
    SKU:
    C950BK
    Socket Size:
    C9-Intermediate-E17
    Cord Grade:
    Standard
    Cord Color:
    Black
    Cord Length:
    50 feet
    Socket Spacing:
    12 inches
    Qty of Lights/Sockets:
    50
    $24.95
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    $24.95
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  • C9 String Light - 100' White
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    C9 String Lights - 100 ft White Cord

    $47.95
    The crisp white color of this popular C9 (Intermediate Base) stringer makes it a favorite for wedding tents and formal events! Use this decorative light string with any intermediate base light bulbs for any occasion you want to to make unforgettable!For...
    SKU:
    C9100WH
    Socket Size:
    C9-Intermediate-E17
    Cord Grade:
    Standard
    Cord Color:
    White
    Cord Length:
    100 feet
    Socket Spacing:
    12 inches
    Qty of Lights/Sockets:
    100
    $47.95
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    $47.95
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  • C9 String Light - 100' Green
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    C9 String Lights - 100 ft Green Cord

    $47.95
    C9 (Intermediate Base) stringers are some of our most popular selling light strings. This classic green 100' string light cord holds 100 bulbs, making it great for larger areas. Available in a variety of colors and lengths, these stringers have a large...
    SKU:
    C9100GR
    Socket Size:
    C9-Intermediate-E17
    Cord Grade:
    Standard
    Cord Color:
    Green
    Cord Length:
    100 feet
    Socket Spacing:
    12 inches
    Qty of Lights/Sockets:
    100
    $47.95
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    $47.95
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  • C9 String Light - 100' Black
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    C9 String Lights - 100 ft Black Cord

    $47.95
    This 100 foot black C9 (Intermediate Base) stringer virtually disappears outside so your lights get all the attention, not the cord! This decorative string light cord holds 100 bulbs of your choice and is great for zig-zagging across larger areas.For use...
    SKU:
    C9100BK
    Socket Size:
    C9-Intermediate-E17
    Cord Grade:
    Standard
    Cord Color:
    Black
    Cord Length:
    100 feet
    Socket Spacing:
    12 inches
    Qty of Lights/Sockets:
    100
    $47.95
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    Qty in Cart: 0
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    Price:
    $47.95
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  • 48' Black Commercial Grade String Light Cord Black Commercial String Light Cord socket
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    48 ft Medium Base String Lights - Black

    $79.00 - $316.00
    Our most popular cord, this commercial grade string light is great for lighting backyards, building outlines, patio lighting, gazebos, or any other year-round lighting needs. Cord Specs: TOTAL LENGTH: 48 feet (includes 12" lead and 12" tail) SOCKET...
    SKU:
    M48BK
    Availability:
    CASES drop ship from our supplier in 5-7 business days
    Socket Size:
    Medium-E26
    Cord Grade:
    Commercial
    Socket Style:
    Inline
    Cord Color:
    Black
    Cord Length:
    48 feet
    Socket Spacing:
    24 inches
    Qty of Lights/Sockets:
    24
    Rating:
    cTUVus Listed / RoHS compliant / IP64 Rating
    Wire Gauge:
    14 AWG SJTW 2-wire
    Max Wattage per Socket:
    25W
    Max Run:
    1200W
    Lead/Tail Wire:
    12 in. / 12 in.
    Plug Style:
    End-to-end connection
    $79.00 - $316.00
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    Price:
    $79.00 - $316.00
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  • 48' Black Commercial Grade String Light Cord with Suspended Sockets Black Commercial Grade String Light Cord with Suspended Sockets single
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    48 ft Medium Base Suspended Socket String Lights - Black

    $89.00 - $356.00
    Suspended-style sockets that drop from the cord make these commercial grade string light cords some of our most popular and best-looking options! Made from durable 14 gauge wire, these heavy-duty string light cords are easy to install and instantly...
    SKU:
    MS48BK
    Availability:
    CASES drop ship from our supplier in 5-7 business days
    Socket Size:
    Medium-E26
    Cord Grade:
    Commercial
    Socket Style:
    Suspended
    Cord Color:
    Black
    Cord Length:
    48 feet
    Socket Spacing:
    24 inches
    Qty of Lights/Sockets:
    24
    Cord Rating:
    cTUVus Listed / RoHS compliant / IP64 Rating
    Wire Gauge:
    14 AWG SJTW 2-wire
    Max Wattage per Socket:
    25W
    Max Run:
    1200W
    Lead / Tail Wire:
    12 in. / 12 in.
    Plug Style:
    End-to-end connection
    $89.00 - $356.00
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    Qty in Cart: 0
    Price:
    $89.00 - $356.00
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  • 100 ft Commercial String Light Cord - Black Commercial Grade Medium Base String Light Cord
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    100 ft Medium Base Suspended Socket String Lights - Black

    $140.00 - $280.00
    This suspended-style commercial grade string light cord has sockets that hang down from the wire for added charm. Great heavy-duty string light cord option for permanent installations outside. Create the outdoor space of your dreams with these commercial...
    SKU:
    MS100BK
    Availability:
    CASES drop ship from our supplier in 5-7 business days
    Cord Grade:
    Commercial
    Cord Color:
    Black
    Qty of Lights/Sockets:
    50
    Socket Spacing:
    24 inches
    Socket Size:
    Medium-E26
    Cord Length:
    100 feet
    Socket Style:
    Suspended
    Lead / Tail Wire:
    7 ft. / 11 in.
    Plug Style:
    Single end connection
    Cord Rating:
    RoHS Compliant / IP64 Rating
    Wire Gauge:
    14 AWG SJTW 2-wire
    Max Wattage per Socket:
    25W
    Max Run:
    1250W
    $140.00 - $280.00
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    Qty in Cart: 0
    Price:
    $140.00 - $280.00
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  • 100 ft commercial string light - black commercial string light socket
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    100 ft Medium Base String Lights - Black

    $130.00 - $260.00
    This 100 foot commercial grade medium base stringer is our best-selling heavy-duty string light cord! Made from durable 14 gauge wire, the cord holds 50 medium base bulbs (sold separately) and can be left up year round! Popular light strings for...
    SKU:
    M100BK
    Availability:
    CASES drop ship from our supplier in 5-7 business days
    Cord Length:
    100 feet
    Socket Spacing:
    24 inches
    Cord Grade:
    Commercial
    Qty of Lights/Sockets:
    50
    Cord Color:
    Black
    Socket Style:
    Inline
    Socket Size:
    Medium-E26
    Lead / Tail Wire:
    7 ft / 11 in
    Plug Style:
    Single end connection
    Cord Rating:
    RoHS Compliant / IP64 Rating
    Wire Gauge:
    14 AWG SJTW 2-wire
    Max Wattage per Socket:
    25W
    Max Run:
    1250W
    $130.00 - $260.00
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    Qty in Cart: 0
    Price:
    $130.00 - $260.00
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  • 48' White Commercial Grade String Light Cord with Suspended Sockets White Commercial Grade String Light Cord Socket
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    48 ft Medium Base Suspended Socket String Lights - White

    $80.00
    White wire and suspended style sockets dress up this commercial grade string light cord making it perfect for weddings and formal events. This heavy-duty string light cord also looks great poolside, lining gazebos, matching white trim and more! Cord...
    SKU:
    MS48WH
    Socket Size:
    Medium-E26
    Cord Grade:
    Commercial
    Socket Style:
    Suspended
    Cord Color:
    White
    Cord Length:
    48 feet
    Socket Spacing:
    24 inches
    Qty of Lights/Sockets:
    24
    Lead / Tail Wire:
    12 in. / 12 in.
    Plug Style:
    End to end connection
    Cord Rating:
    cTUVus / RoHS / IP64
    Wire Gauge:
    14 AWG SJTW 2-wire
    Max Wattage per Socket:
    25W
    Max Run:
    1200W
    $80.00
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    Qty in Cart: 0
    Price:
    $80.00
    Subtotal:
  • On Sale
    48' Green Commercial Grade String Light Cord with Suspended Sockets 48 ft Medium Base Suspended Socket String Lights - Green
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    48 ft Medium Base Suspended Socket String Lights - Green

    $40.00 - $144.00
    Suspended-style sockets that drop from the cord make these commercial grade string light cords some of our most popular and best-looking options! Made from durable 14 gauge wire, these heavy-duty string light cords are easy to install and instantly...
    SKU:
    MS48GR
    Availability:
    DROP SHIPS from our supplier in 5-7 business days.
    Socket Size:
    Medium-E26
    Cord Grade:
    Commercial
    Socket Style:
    Suspended
    Cord Color:
    Green
    Cord Length:
    48 feet
    Socket Spacing:
    24 inches
    Qty of Lights/Sockets:
    24
    Wire Gauge:
    14 AWG SJTW 2-wire
    Max Wattage per Socket:
    25W
    Max Run:
    600W
    Plug Style:
    Single-end connection
    $40.00 - $144.00
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    Qty in Cart: 0
    Price:
    $40.00 - $144.00
    Subtotal:
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  • Bulk Reel Black Commercial String Light Cord Black Commercial String Light Cord socket
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    Medium Base String Lights, Bulk Reel 330 ft, No Plug - Black

    $450.00
    This 330 foot reel of commercial grade, heavy-duty string light cord is great for large projects and when customized lengths are needed. This is one of our best-selling stringers due to its durability and professional looks! Create the outdoor space of...
    SKU:
    MREELBK
    Availability:
    This item drop ships from our supplier so allow an additional 5 business days processing time (not available for local pick up).
    Socket Size:
    Medium-E26
    Cord Grade:
    Commercial
    Socket Style:
    Inline
    Cord Color:
    Black
    Cord Length:
    330 foot bulk reel
    Socket Spacing:
    24 inches
    Qty of Lights/Sockets:
    165
    Plug Style:
    No plugs
    Cord Rating:
    RoHS Compliant / IP64 Rating
    Wire Gauge:
    14 AWG SJTW 2-wire
    Max Wattage per Socket:
    25W
    Max Run:
    1800W
    $450.00
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    Qty in Cart: 0
    Price:
    $450.00
    Subtotal:
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  • Black Commercial String Light Cord Suspended Socket Black Commercial String Light Cord Suspended Socket
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    Medium Base Suspended Style String Lights, Bulk Reel 330 ft, No Plug - Black

    $530.00
    This 330 foot reel of commercial grade stringer provides maximum flexibility for larger projects and custom jobs. Suitable for permanent install and great looking! This reel of heavy-duty string light cord is built to last and will be enjoyed for years...
    SKU:
    MSREELBK
    Availability:
    This item drop ships from our supplier so allow an additional 5 business days processing time (not available for local pick up).
    Socket Size:
    Medium-E26
    Cord Grade:
    Commercial
    Socket Style:
    Suspended
    Cord Color:
    Black
    Cord Length:
    330 foot bulk reel
    Socket Spacing:
    24 inches
    Qty of Lights/Sockets:
    165
    Plug Style:
    No plugs
    Cord Rating:
    RoHS Compliant / IP64 Rating
    Wire Gauge:
    14 AWG SJTW 2-wire
    Max Wattage per Socket:
    25W
    Max Run:
    1800W
    $530.00
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    Qty in Cart: 0
    Quantity:
    Price:
    $530.00
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  • Bulk Reel Black C9 Commercial String Light Cord Bulk Reel Black C9 Commercial String Light Cord
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    C9 Commercial String Lights - Bulk Reel 330 ft, No Plug, Black

    $490.00
    This 330 foot bulk reel of commercial grade C9 string light cord allows you the flexibility to cut your own lengths! You save 10% by purchasing the bulk reel vs. custom-length stringer. This heavy-duty string light cord is intended to be hard-wired...
    SKU:
    LS15BKREEL
    Availability:
    DROP SHIPS from our supplier in 5-7 business days. Not available for local pick up.
    Socket Size:
    C9-Intermediate-E17
    Cord Grade:
    Commercial
    Cord Color:
    Black
    Cord Length:
    330 foot bulk reel
    Socket Spacing:
    15 inches
    Qty of Lights/Sockets:
    264
    Plug Style:
    No plug
    Cord Rating:
    RoHS compliant / IP64 Rating
    Wire Gauge:
    16 AWG SPT-2 wire
    Max Wattage per Socket:
    10W
    Max Run:
    1200W
    $490.00
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    Qty in Cart: 0
    Quantity:
    Price:
    $490.00
    Subtotal:
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