Shop Extension Cord with Utility Box

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$22.99
Outdoor Extension Cord Box, 3Pack Large Waterproof Electrical Box Plug Protector Cable Connection Safety Cover IP54 Water-Resistant For Power Strip,
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150
$22.99
Outdoor Extension Cord Box, 3Pack Large Waterproof Electrical Box Plug Protector Cable Connection Safety Cover IP54 Water-Resistant For Power Strip,
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150
$14.99
2 Pack Extension Cord Cover Waterproof, Outdoor Cord Connection Protector For Outside With 4 Removable Latches, Electrical Box Plug Covers For Patio,
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488
$14.99
2 Pack Extension Cord Cover Waterproof, Outdoor Cord Connection Protector For Outside With 4 Removable Latches, Electrical Box Plug Covers For Patio,
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488
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[2026 Upgrade] Outdoor Waterproof Electrical Box, (12.3 X 7.5 X 5.1 Inch) With IP55 Waterproof Canvas, Weatherproof Extension Cord Cover, Protect
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[2026 Upgrade] Outdoor Waterproof Electrical Box, (12.3 X 7.5 X 5.1 Inch) With IP55 Waterproof Canvas, Weatherproof Extension Cord Cover, Protect
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$7.99
2 Pcs Outdoor Waterproof Extension Cord Safety Box Weatherproof Resistant Seal Housing Ip44waterproof Connection Box For Protect Holiday String Lights
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141
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2 Pcs Outdoor Waterproof Extension Cord Safety Box Weatherproof Resistant Seal Housing Ip44waterproof Connection Box For Protect Holiday String Lights
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141
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$22.79
Nineleaf Large Outdoor Electrical Box (12.5 X 8.5 X 5 Inch), IP54 Waterproof Extension Cord Cover,Weatherproof Connection Box For Power Strip, Plug,
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17
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$18.23
$22.79
Nineleaf Large Outdoor Electrical Box (12.5 X 8.5 X 5 Inch), IP54 Waterproof Extension Cord Cover,Weatherproof Connection Box For Power Strip, Plug,
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17
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Outdoor Waterproof Electrical Box, Large Extension Cord Cover (9.05X6.61X2.67Inch) Plug Protector Cable Connection Safety Box IP54 Water-Resistant For
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339
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Outdoor Waterproof Electrical Box, Large Extension Cord Cover (9.05X6.61X2.67Inch) Plug Protector Cable Connection Safety Box IP54 Water-Resistant For
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339
$16.99
$19.99
Outdoor Extension Cord Safety Cover With Waterproof Protector Seal, Weatherproof Electrical Connection Box For Outdoor Outlets, Plugs, Sockets, Black
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763
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Outdoor Extension Cord Safety Cover With Waterproof Protector Seal, Weatherproof Electrical Connection Box For Outdoor Outlets, Plugs, Sockets, Black
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763
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Cord Organizer Box, Cable Hider For Power Strips, Surge Protector, Extension Cord And Wire Management, Cable Management Box (2PCS/Large And Medium
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$19.99
Cord Organizer Box, Cable Hider For Power Strips, Surge Protector, Extension Cord And Wire Management, Cable Management Box (2PCS/Large And Medium
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$15.99
Outdoor Extension Cord Box, Large Waterproof Electrical Cord Box (9.05X6.61X2.67Inch) Cable Connection Safety Protector Cover IP54 Water-Resistant For
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339
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Outdoor Extension Cord Box, Large Waterproof Electrical Cord Box (9.05X6.61X2.67Inch) Cable Connection Safety Protector Cover IP54 Water-Resistant For
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339
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Flemoon [9 Pack] Outdoor Extension Cord Safety Cover, IPX4 Waterproof Connection Protector, Weatherproof Electrical Box For Outdoor Plug, Outlet,
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7K+
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Flemoon [9 Pack] Outdoor Extension Cord Safety Cover, IPX4 Waterproof Connection Protector, Weatherproof Electrical Box For Outdoor Plug, Outlet,
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7K+
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Clatoon Large Outdoor Electrical Box Waterproof 12.8 X 8.2 X 5 In, IP54 Waterproof Extension Cord Cover Outlet Box, Weatherproof Connection Box For
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27
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Clatoon Large Outdoor Electrical Box Waterproof 12.8 X 8.2 X 5 In, IP54 Waterproof Extension Cord Cover Outlet Box, Weatherproof Connection Box For
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27
$28.99
$31.99
Flemoon Large Outdoor Electrical Box (12.5 X 8.5 X 5 Inch), IP54 Waterproof Extension Cord Cover Weatherproof, Protect Outlet, Plug, Socket, Timer,
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1K+
$28.99
$31.99
Flemoon Large Outdoor Electrical Box (12.5 X 8.5 X 5 Inch), IP54 Waterproof Extension Cord Cover Weatherproof, Protect Outlet, Plug, Socket, Timer,
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1K+
$17.99
Flemoon [3 Pack] Outdoor Extension Cord Safety Cover With Waterproof Seal, Weatherproof Electrical Connection Box To Protect Outdoor Outlet, Plug,
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5K+
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Flemoon [3 Pack] Outdoor Extension Cord Safety Cover With Waterproof Seal, Weatherproof Electrical Connection Box To Protect Outdoor Outlet, Plug,
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5K+
$23.59
$24.99
Sockitbox - The Original Weatherproof Connection Box - Indoor & Outdoor Electrical Power Cord Enclosure For Timers, Extension Cables, Transformers,
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15K+
$23.59
$24.99
Sockitbox - The Original Weatherproof Connection Box - Indoor & Outdoor Electrical Power Cord Enclosure For Timers, Extension Cables, Transformers,
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15K+
$16.99
$18.99
DEWENWILS [4 Pack] Outdoor Extension Cord Safety Cover, Weatherproof Electrical Connection Box, Adjustable Compartment For AWG 12/14/16 Cords, Protect
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864
10% off
$16.99
$18.99
DEWENWILS [4 Pack] Outdoor Extension Cord Safety Cover, Weatherproof Electrical Connection Box, Adjustable Compartment For AWG 12/14/16 Cords, Protect
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864
$23.98
Joinfworld 9X5x4.3 Outdoor Extension Cord Cover For Outside Waterproof Outdoor Electrical Box Outlet Plug Cover Cord Protector Plastic Connection Box
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6
$23.98
Joinfworld 9X5x4.3 Outdoor Extension Cord Cover For Outside Waterproof Outdoor Electrical Box Outlet Plug Cover Cord Protector Plastic Connection Box
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6
$25.99
Outdoor Waterproof Electrical Box, 2 Pack Large Extension Cord Cover Protector Plug Connection Cable Safety Box IP54 Water-Resistant For Power Strip,
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339
$25.99
Outdoor Waterproof Electrical Box, 2 Pack Large Extension Cord Cover Protector Plug Connection Cable Safety Box IP54 Water-Resistant For Power Strip,
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339
$18.99
Blumway Large Outdoor Electrical Box (12.5X8.5X5 Inch), IP54 Waterproof Outdoor Outlet Extension Cord Cover Weatherproof, Protect Outlet, Plug,Power
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140
$18.99
Blumway Large Outdoor Electrical Box (12.5X8.5X5 Inch), IP54 Waterproof Outdoor Outlet Extension Cord Cover Weatherproof, Protect Outlet, Plug,Power
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140
$14.44
$16.99
Restmo 4 Pack Mini IP44 Waterproof Outdoor Connection Box With Lockable Latches And Mounting Holes, Weatherproof Extension Cord Safety Cover For
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1K+
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$14.44
$16.99
Restmo 4 Pack Mini IP44 Waterproof Outdoor Connection Box With Lockable Latches And Mounting Holes, Weatherproof Extension Cord Safety Cover For
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1K+
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CFMASTER Small Weatherproof Outdoor Electrical Connection Box For 90° Angle Plugs(7×3×4Inch), IP66 Water-Resistant Extension Cord Cover For Plug,
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43
$12.99
CFMASTER Small Weatherproof Outdoor Electrical Connection Box For 90° Angle Plugs(7×3×4Inch), IP66 Water-Resistant Extension Cord Cover For Plug,
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43
$15.99
Outdoor Waterproof Electrical Box, Large Extension Cord Cover (9.05X6.61X2.67Inch) Plug Protector Cable Connection Safety Box IP54 Water-Resistant For
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339
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Outdoor Waterproof Electrical Box, Large Extension Cord Cover (9.05X6.61X2.67Inch) Plug Protector Cable Connection Safety Box IP54 Water-Resistant For
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339
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Extension Cord Cover Outdoor, 6 Pack IP54 Water-Resistant Power Cord Protector Electrical Connection Box Outside Cable Safety Cover For Electronics
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1K+
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Extension Cord Cover Outdoor, 6 Pack IP54 Water-Resistant Power Cord Protector Electrical Connection Box Outside Cable Safety Cover For Electronics
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1K+
$25.99
Lemotech Large Outdoor Electrical Box (External 14X9.6X5.5In) IP55 Waterproof Connection Box With Handle, Extension Cord Cover W/8 Cable Seal Entry,
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115
$25.99
Lemotech Large Outdoor Electrical Box (External 14X9.6X5.5In) IP55 Waterproof Connection Box With Handle, Extension Cord Cover W/8 Cable Seal Entry,
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115
$29.99
Flemoon Large Outdoor Electrical Box (12.5 X 8.5 X 5 Inch), IP54 Waterproof Outdoor Extension Cord Cover Weatherproof, Protect Outlet, Plug, Socket,
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3K+
$29.99
Flemoon Large Outdoor Electrical Box (12.5 X 8.5 X 5 Inch), IP54 Waterproof Outdoor Extension Cord Cover Weatherproof, Protect Outlet, Plug, Socket,
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3K+
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Changsuo Cable Management Box Wooden Cord Organizer Box For Extension Cord Power Stripe Surge Protector Wire Management Concealer Cover Hider For
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784
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Changsuo Cable Management Box Wooden Cord Organizer Box For Extension Cord Power Stripe Surge Protector Wire Management Concealer Cover Hider For
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784
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Joinfworld Waterproof Extension Cord Cover 11.4X7.5X5.5 Outdoor Electrical Box For Outside Weatherproof Clear Cover Enclosure For Power Strip Outlet
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202
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Joinfworld Waterproof Extension Cord Cover 11.4X7.5X5.5 Outdoor Electrical Box For Outside Weatherproof Clear Cover Enclosure For Power Strip Outlet
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202
$29.99
Large Outdoor Electrical Box (12.6 X 8.5 X 5.2 In) - IP54 Waterproof Outdoor Outlet Covers,Extension Cord Covers Protect For Timer Outle,Power Strips,
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$29.99
Large Outdoor Electrical Box (12.6 X 8.5 X 5.2 In) - IP54 Waterproof Outdoor Outlet Covers,Extension Cord Covers Protect For Timer Outle,Power Strips,
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$9.49
$18.99
Flat Socket Extension Cord 5 ft Surge Protector Power Strip With 2 AC Outlets 1 USB C And 2 USB A Ports, Multiple Wall Outlet Extender Suitable For
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50% off
$9.49
$18.99
Flat Socket Extension Cord 5 ft Surge Protector Power Strip With 2 AC Outlets 1 USB C And 2 USB A Ports, Multiple Wall Outlet Extender Suitable For
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$19.99
Changsuo Wall Mount Cable Management Box Largecable Organizer Box For Extension Cord Power Stripe Surge Protector Wire Management Concealer Organizer
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2K+
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Changsuo Wall Mount Cable Management Box Largecable Organizer Box For Extension Cord Power Stripe Surge Protector Wire Management Concealer Organizer
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2K+
$17.99
Flemoon [3 Pack] Outdoor Extension Cord Safety Cover With Waterproof Seal, Weatherproof Electrical Connection Box To Protect Outdoor Outlet, Plug,
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7K+
$17.99
Flemoon [3 Pack] Outdoor Extension Cord Safety Cover With Waterproof Seal, Weatherproof Electrical Connection Box To Protect Outdoor Outlet, Plug,
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7K+
$13.49
WELKIN 1-Pack Outdoor Extension Cord Cover, Water-Resistant Electrical Connection Box, Fits AWG12-18 Cords, Protects Outdoor Outlets, Plugs, Sockets,
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148
$13.49
WELKIN 1-Pack Outdoor Extension Cord Cover, Water-Resistant Electrical Connection Box, Fits AWG12-18 Cords, Protects Outdoor Outlets, Plugs, Sockets,
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148
$22.99
D-Line Cable Management Box, Power Strip Cover, Floor Outlet Hider, Desk Cord Organizer, Hide Extension Leads, 12.75" (L) X 5" (W) X 4.5" (H), For Use
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12K+
$22.99
D-Line Cable Management Box, Power Strip Cover, Floor Outlet Hider, Desk Cord Organizer, Hide Extension Leads, 12.75" (L) X 5" (W) X 4.5" (H), For Use
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12K+
$20.99
OUTDSPLY Medium Outdoor Electrical Box (11.6X5.7X4.1 Inch), IP54 Waterproof Extension Cord Cover W/ 6 Cable Entry, Weatherproof Connection Box For
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24
$20.99
OUTDSPLY Medium Outdoor Electrical Box (11.6X5.7X4.1 Inch), IP54 Waterproof Extension Cord Cover W/ 6 Cable Entry, Weatherproof Connection Box For
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24
$19.99
Outdoor Electrical Box, IP54 Waterproof Outdoor Outlet Cover For Outdoor Extension Cord, Large Capacity Weatherproof Connection Box W/ 6 Cable Entry
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$19.99
Outdoor Electrical Box, IP54 Waterproof Outdoor Outlet Cover For Outdoor Extension Cord, Large Capacity Weatherproof Connection Box W/ 6 Cable Entry
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$14.99
2 Pack Extension Cord Cover Outdoor, Cord Connector Protector IP54 Water-Resistant With 4 Detachable Latch, Indoor Outdoor Electrical Safety Box For
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1K+
$14.99
2 Pack Extension Cord Cover Outdoor, Cord Connector Protector IP54 Water-Resistant With 4 Detachable Latch, Indoor Outdoor Electrical Safety Box For
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1K+
$12.99
Hrensaw Small Weatherproof Electrical Connection Box(Inner 5.5 X 3 X 2.2Inch),Outdoor Electrical Box,Waterproof Extension Cord Covers For Plug,
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772
$12.99
Hrensaw Small Weatherproof Electrical Connection Box(Inner 5.5 X 3 X 2.2Inch),Outdoor Electrical Box,Waterproof Extension Cord Covers For Plug,
Amazon.com
772
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    Shop Extension Cord with Utility Box

    Sponsored
    About our ads
    $22.99
    Outdoor Extension Cord Box, 3Pack Large Waterproof Electrical Box Plug Protector Cable Connection Safety Cover IP54 Water-Resistant For Power Strip,
    Amazon.com
    150
    $22.99
    Outdoor Extension Cord Box, 3Pack Large Waterproof Electrical Box Plug Protector Cable Connection Safety Cover IP54 Water-Resistant For Power Strip,
    Amazon.com
    150
    $14.99
    2 Pack Extension Cord Cover Waterproof, Outdoor Cord Connection Protector For Outside With 4 Removable Latches, Electrical Box Plug Covers For Patio,
    Amazon.com
    488
    $14.99
    2 Pack Extension Cord Cover Waterproof, Outdoor Cord Connection Protector For Outside With 4 Removable Latches, Electrical Box Plug Covers For Patio,
    Amazon.com
    488
    $19.99
    [2026 Upgrade] Outdoor Waterproof Electrical Box, (12.3 X 7.5 X 5.1 Inch) With IP55 Waterproof Canvas, Weatherproof Extension Cord Cover, Protect
    Amazon.com
    $19.99
    [2026 Upgrade] Outdoor Waterproof Electrical Box, (12.3 X 7.5 X 5.1 Inch) With IP55 Waterproof Canvas, Weatherproof Extension Cord Cover, Protect
    Amazon.com
    $7.99
    2 Pcs Outdoor Waterproof Extension Cord Safety Box Weatherproof Resistant Seal Housing Ip44waterproof Connection Box For Protect Holiday String Lights
    Amazon.com
    141
    $7.99
    2 Pcs Outdoor Waterproof Extension Cord Safety Box Weatherproof Resistant Seal Housing Ip44waterproof Connection Box For Protect Holiday String Lights
    Amazon.com
    141
    $18.23
    $22.79
    Nineleaf Large Outdoor Electrical Box (12.5 X 8.5 X 5 Inch), IP54 Waterproof Extension Cord Cover,Weatherproof Connection Box For Power Strip, Plug,
    Amazon.com
    17
    20% off
    $18.23
    $22.79
    Nineleaf Large Outdoor Electrical Box (12.5 X 8.5 X 5 Inch), IP54 Waterproof Extension Cord Cover,Weatherproof Connection Box For Power Strip, Plug,
    Amazon.com
    17
    $15.99
    Outdoor Waterproof Electrical Box, Large Extension Cord Cover (9.05X6.61X2.67Inch) Plug Protector Cable Connection Safety Box IP54 Water-Resistant For
    Amazon.com
    339
    $15.99
    Outdoor Waterproof Electrical Box, Large Extension Cord Cover (9.05X6.61X2.67Inch) Plug Protector Cable Connection Safety Box IP54 Water-Resistant For
    Amazon.com
    339
    $16.99
    $19.99
    Outdoor Extension Cord Safety Cover With Waterproof Protector Seal, Weatherproof Electrical Connection Box For Outdoor Outlets, Plugs, Sockets, Black
    Amazon.com
    763
    15% off
    $16.99
    $19.99
    Outdoor Extension Cord Safety Cover With Waterproof Protector Seal, Weatherproof Electrical Connection Box For Outdoor Outlets, Plugs, Sockets, Black
    Amazon.com
    763
    $19.99
    Cord Organizer Box, Cable Hider For Power Strips, Surge Protector, Extension Cord And Wire Management, Cable Management Box (2PCS/Large And Medium
    Amazon.com
    $19.99
    Cord Organizer Box, Cable Hider For Power Strips, Surge Protector, Extension Cord And Wire Management, Cable Management Box (2PCS/Large And Medium
    Amazon.com
    $15.99
    Outdoor Extension Cord Box, Large Waterproof Electrical Cord Box (9.05X6.61X2.67Inch) Cable Connection Safety Protector Cover IP54 Water-Resistant For
    Amazon.com
    339
    $15.99
    Outdoor Extension Cord Box, Large Waterproof Electrical Cord Box (9.05X6.61X2.67Inch) Cable Connection Safety Protector Cover IP54 Water-Resistant For
    Amazon.com
    339
    $36.99
    Flemoon [9 Pack] Outdoor Extension Cord Safety Cover, IPX4 Waterproof Connection Protector, Weatherproof Electrical Box For Outdoor Plug, Outlet,
    Amazon.com
    7K+
    Free shipping
    $36.99
    Flemoon [9 Pack] Outdoor Extension Cord Safety Cover, IPX4 Waterproof Connection Protector, Weatherproof Electrical Box For Outdoor Plug, Outlet,
    Amazon.com
    7K+
    $18.99
    Clatoon Large Outdoor Electrical Box Waterproof 12.8 X 8.2 X 5 In, IP54 Waterproof Extension Cord Cover Outlet Box, Weatherproof Connection Box For
    Amazon.com
    27
    $18.99
    Clatoon Large Outdoor Electrical Box Waterproof 12.8 X 8.2 X 5 In, IP54 Waterproof Extension Cord Cover Outlet Box, Weatherproof Connection Box For
    Amazon.com
    27
    $28.99
    $31.99
    Flemoon Large Outdoor Electrical Box (12.5 X 8.5 X 5 Inch), IP54 Waterproof Extension Cord Cover Weatherproof, Protect Outlet, Plug, Socket, Timer,
    Amazon.com
    1K+
    $28.99
    $31.99
    Flemoon Large Outdoor Electrical Box (12.5 X 8.5 X 5 Inch), IP54 Waterproof Extension Cord Cover Weatherproof, Protect Outlet, Plug, Socket, Timer,
    Amazon.com
    1K+
    $17.99
    Flemoon [3 Pack] Outdoor Extension Cord Safety Cover With Waterproof Seal, Weatherproof Electrical Connection Box To Protect Outdoor Outlet, Plug,
    Amazon.com
    5K+
    $17.99
    Flemoon [3 Pack] Outdoor Extension Cord Safety Cover With Waterproof Seal, Weatherproof Electrical Connection Box To Protect Outdoor Outlet, Plug,
    Amazon.com
    5K+
    $23.59
    $24.99
    Sockitbox - The Original Weatherproof Connection Box - Indoor & Outdoor Electrical Power Cord Enclosure For Timers, Extension Cables, Transformers,
    Amazon.com
    15K+
    $23.59
    $24.99
    Sockitbox - The Original Weatherproof Connection Box - Indoor & Outdoor Electrical Power Cord Enclosure For Timers, Extension Cables, Transformers,
    Amazon.com
    15K+
    $16.99
    $18.99
    DEWENWILS [4 Pack] Outdoor Extension Cord Safety Cover, Weatherproof Electrical Connection Box, Adjustable Compartment For AWG 12/14/16 Cords, Protect
    Amazon.com
    864
    10% off
    $16.99
    $18.99
    DEWENWILS [4 Pack] Outdoor Extension Cord Safety Cover, Weatherproof Electrical Connection Box, Adjustable Compartment For AWG 12/14/16 Cords, Protect
    Amazon.com
    864
    $23.98
    Joinfworld 9X5x4.3 Outdoor Extension Cord Cover For Outside Waterproof Outdoor Electrical Box Outlet Plug Cover Cord Protector Plastic Connection Box
    Amazon.com
    6
    $23.98
    Joinfworld 9X5x4.3 Outdoor Extension Cord Cover For Outside Waterproof Outdoor Electrical Box Outlet Plug Cover Cord Protector Plastic Connection Box
    Amazon.com
    6
    $25.99
    Outdoor Waterproof Electrical Box, 2 Pack Large Extension Cord Cover Protector Plug Connection Cable Safety Box IP54 Water-Resistant For Power Strip,
    Amazon.com
    339
    $25.99
    Outdoor Waterproof Electrical Box, 2 Pack Large Extension Cord Cover Protector Plug Connection Cable Safety Box IP54 Water-Resistant For Power Strip,
    Amazon.com
    339
    $18.99
    Blumway Large Outdoor Electrical Box (12.5X8.5X5 Inch), IP54 Waterproof Outdoor Outlet Extension Cord Cover Weatherproof, Protect Outlet, Plug,Power
    Amazon.com
    140
    $18.99
    Blumway Large Outdoor Electrical Box (12.5X8.5X5 Inch), IP54 Waterproof Outdoor Outlet Extension Cord Cover Weatherproof, Protect Outlet, Plug,Power
    Amazon.com
    140
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      Waterproof Extension Cord Box | Boxes Built for Safety

      SponsoredStreamline wiring projects with reliable electrical boxes and components. Our team strives to surprise & delight customers every day with the products they need.