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

    $99.95 - $719.64
    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:
    LS15BK050
    Availability:
    CASES drop ship from our supplier. Allow an additional 5 business days processing time. Not available for local pick up.
    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
    Cord Rating:
    ETL Listed
    Wire Gauge:
    16AWG
    Max Wattage per Socket:
    10W
    Max Run:
    960W
    $99.95 - $719.64
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    $99.95 - $719.64
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  • 56' White C9 Commercial String Light Cord White C9 Commercial String Light Cord socket
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    C9 Commercial String Lights - 56 ft White Cord

    $99.95 - $719.64
    White outdoor string lights will transform any space, wedding or event beautifully and can be left outside year round! These durable, heavy-duty string light cords look great around the pergola, on the deck or strung back and forth across the yard! A...
    SKU:
    LS15WH050
    Availability:
    CASES drop ship from our supplier. Allow an additional 5 business days processing time. Not available for local pick up.
    Socket Size:
    C9-Intermediate-E17
    Cord Grade:
    Commercial
    Cord Color:
    White
    Cord Length:
    56 feet
    Socket Spacing:
    15 inches
    Qty of Lights/Sockets:
    45
    Plug Style:
    End-to-end connectable
    Cord Rating:
    ETL Listed
    Wire Gauge:
    16AWG
    Max Wattage per Socket:
    10W
    Max Run:
    960W
    $99.95 - $719.64
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    $99.95 - $719.64
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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

    $399.95
    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:
    This item drop ships from our supplier so allow an additional 5 business days processing time (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
    $399.95
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    $399.95
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  • C9 Commercial String Lights - Bulk Reel 330 ft, No Plug, White C9 Commercial String Lights - Bulk Reel 330 ft, No Plug, White
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    C9 Commercial String Lights - Bulk Reel 330 ft, No Plug, White

    $399.95
    This 330 foot bulk reel of commercial grade C9 string light cord allows you the flexibility to cut your own lengths! This heavy-duty string light cord is intended to be hard-wired directly to a power source and does not come finished with plugs. Great...
    SKU:
    LS15WHREEL
    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:
    C9-Intermediate-E17
    Cord Grade:
    Commercial
    Cord Color:
    White
    Cord Length:
    330 foot bulk reel
    Socket Spacing:
    15 inches
    Qty of Lights/Sockets:
    264
    Plug Style:
    No plug
    Cord Rating:
    RoHS compliant
    Wire Gauge:
    16 AWG
    Max Wattage per Socket:
    10W
    Max Run:
    1200W
    $399.95
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    $399.95
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  • C9 String Light - 25' White
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    C9 String Lights - 25 ft White Cord

    $13.95
    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
    $13.95
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    $13.95
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  • C9 String Light - 25' Green
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    C9 String Lights - 25 ft Green Cord

    $13.95
    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.For use with C9 / E17 / Intermediate Base Bulbs (SOLD SEPARATELY). 12”...
    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
    $13.95
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  • C9 String Light - 25' Black
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    C9 String Lights - 25 ft Black Cord

    $13.95
    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.For use with C9/intermediate-base bulbs (SOLD SEPARATELY)...
    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
    $13.95
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    $13.95
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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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    Price:
    $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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    Qty in Cart: 0
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    Price:
    $24.95
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  • C9 String Light - 100' White
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    C9 String Lights - 100 ft White Cord

    $39.95
    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
    $39.95
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    $39.95
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  • C9 String Light - 100' Green
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    C9 String Lights - 100 ft Green Cord

    $39.95
    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
    $39.95
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    Price:
    $39.95
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  • C9 String Light - 100' Black
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    C9 String Lights - 100 ft Black Cord

    $39.95
    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
    $39.95
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    Qty in Cart: 0
    Price:
    $39.95
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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

    $71.50 - $286.00
    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. 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:
    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
    $71.50 - $286.00
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    $71.50 - $286.00
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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

    $80.00 - $320.00
    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. 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:
    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
    $80.00 - $320.00
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    Qty in Cart: 0
    Price:
    $80.00 - $320.00
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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. Allow an additional 5 business days processing time (not available for local pick up).
    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. Allow an additional 5 business days processing time (not available for local pick up).
    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
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    $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:
  • 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

    $450.00
    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
    $450.00
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    Qty in Cart: 0
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    Price:
    $450.00
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  • Bulk Reel White Commercial String Light Cord Suspended Socket White Commercial String Light Cord Suspended Socket
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    Medium Base Suspended Style String Lights, Bulk Reel 330 ft, No Plug - White

    $450.00
    Great looking and built to last, this commercial grade string light cord is an affordable way to create the custom outdoor space of your dreams! This 330 foot reel of heavy-duty string light cord can be cut to your specifications for exactly what you...
    SKU:
    MSREELWH
    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:
    White
    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
    Quantity:
    Price:
    $450.00
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