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    2-Pack Waterproof Connectors - 3-Pin Wire Butt Quick Connect Electrical Extension Cord Adapter 250V 16A Ideal for Outdoor Industrial and Marine Applications

    2-Pack Waterproof Connectors - 3-Pin Wire Butt Quick Connect Electrical Extension Cord Adapter 250V 16A Ideal for Outdoor Industrial and Marine Applications

    Waterproof Connectors Product Highlights: *Durable Construction: PA66 material with nickel plated terminals ensure reliable performance in harsh environments. *Fast & Easy Installation: Quick cold press connection simplifies installation. *Reliable... more

    $10.98

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    Power Inlet Box For Generator Listed W/Waterproof Cover L5-30P TT-30P L14-30P SS-2-50P | 30 Or 50 Amp 125/250V | For 3 Or 4 Prong Extension Cord (L5-30P Black))

    Power Inlet Box For Generator Listed W/Waterproof Cover L5-30P TT-30P L14-30P SS-2-50P | 30 Or 50 Amp 125/250V | For 3 Or 4 Prong Extension Cord (L5-30P Black))

    ✔ MAX POWER - NEMA L5-30P(Male Plug)(30 Amps 125 Volts)Generators Up to 3 750 Running Watts ✔ SAFETY - Lock Collar Holds Cord Set To The Inlet perfect for Shore or Marine Power cable ✔ EASY INSTALL - 4 Combo Electrical Knockout... more

    $44.96

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    Best Seller
    Power Inlet Box For Generator Listed W/Waterproof Cover L5-30P TT-30P L14-30P SS-2-50P | 30 Or 50 Amp 125/250V | For 3 Or 4 Prong Extension Cord (L5-30P Black))

    Power Inlet Box For Generator Listed W/Waterproof Cover L5-30P TT-30P L14-30P SS-2-50P | 30 Or 50 Amp 125/250V | For 3 Or 4 Prong Extension Cord (L5-30P Black))

    ✔ MAX POWER - NEMA L5-30P(Male Plug)(30 Amps 125 Volts)Generators Up to 3 750 Running Watts ✔ SAFETY - Lock Collar Holds Cord Set To The Inlet perfect for Shore or Marine Power cable ✔ EASY INSTALL - 4 Combo Electrical Knockout... more

    $44.96

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    Power Inlet Box For Generator Listed W/Waterproof Cover L5-30P TT-30P L14-30P SS-2-50P | 30 Or 50 Amp 125/250V | For 3 Or 4 Prong Extension Cord (L5-30P Black))

    Power Inlet Box For Generator Listed W/Waterproof Cover L5-30P TT-30P L14-30P SS-2-50P | 30 Or 50 Amp 125/250V | For 3 Or 4 Prong Extension Cord (L5-30P Black))

    ✔ MAX POWER - NEMA L5-30P(Male Plug)(30 Amps 125 Volts)Generators Up to 3 750 Running Watts ✔ SAFETY - Lock Collar Holds Cord Set To The Inlet perfect for Shore or Marine Power cable ✔ EASY INSTALL - 4 Combo Electrical Knockout... more

    $44.96

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    Extension Cord Outdoor Wire Protector 3 Pieces Electrical Box Covers for outside Waterproof Junction Pp

    Extension Cord Outdoor Wire Protector 3 Pieces Electrical Box Covers for outside Waterproof Junction Pp

    Description Are you in search of a convenient and practical industrial electrical junction box? If so look no further! Our weatherproof project box can meet your demands. Adopting PP materials with good workmanship suitable for most of your projects... more

    $16.95

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    3 Pcs Socket Waterproof Box Extension Cord Cover Resistant Cable Protector Wire Connector

    3 Pcs Socket Waterproof Box Extension Cord Cover Resistant Cable Protector Wire Connector

    Description This outdoor power connection box is a safe protect against electrical and tripped outlets. Constructed with plastic it is highly durable water and dust resistant allowing a long-lasting protection solution for outdoor harsh and moist... more

    $17.53

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    3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof Electrical Connection Box for Protect Socket Outdoor Outlet Halloween and Christmas Decoration Light Green

    3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof Electrical Connection Box for Protect Socket Outdoor Outlet Halloween and Christmas Decoration Light Green

    Perfect Size Electrical Box: Dimension (8.25 x 3 x 3 inches). This outdoor extension cord cover box is perfect to seal 12/14/16 gauge cord braided cable and flat wire. Weatherproof & Dust Resistant – Unique lockable curve lid and rubber seals provide... more

    $15.99

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    3 Pcs Extension Cord Waterproof Junction Box Christmas Light Connector Outdoor Cover Protector

    3 Pcs Extension Cord Waterproof Junction Box Christmas Light Connector Outdoor Cover Protector

    Description Have an eye for exterior lighting and decor but worried about dangerous weather damage? Protect all your electrical connections the weatherproof connection box. This product is designed to hide preserve and shield your various sockets power... more

    $25.27 $22.49

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    Waterproof Junction Box Power Extension Cord Outdoor Cable Protector Wire Covers 3 Pcs Supply Plastic Connector

    Waterproof Junction Box Power Extension Cord Outdoor Cable Protector Wire Covers 3 Pcs Supply Plastic Connector

    Description Have an eye for exterior lighting and decor but worried about dangerous weather damage? Protect all your electrical connections the weatherproof connection box. This product is designed to hide preserve and shield your various sockets power... more

    $21.12

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    3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof Electrical Connection Box for Protect Socket Outdoor Outlet Halloween and Christmas Decoration Light Black

    3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof Electrical Connection Box for Protect Socket Outdoor Outlet Halloween and Christmas Decoration Light Black

    Perfect Size Electrical Box: Dimension (8.25 x 3 x 3 inches). This outdoor extension cord cover box is perfect to seal 12/14/16 gauge cord braided cable and flat wire. Weatherproof & Dust Resistant – Unique lockable curve lid and rubber seals provide... more

    $15.99

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    Extension Cord Safety Box Seal Electrical Cover Outdoor Box Cable Connection Cover Plug Weatherproof Waterproof

    Extension Cord Safety Box Seal Electrical Cover Outdoor Box Cable Connection Cover Plug Weatherproof Waterproof

    Please kindly noted that this item is sold by Huirotshop from Joybuy marketplace.Description The outdoor power connection box is a safe way to protect against electrical and tripped outlets. Constructed with industrial and commercial material it is... more

    $11.75 $9.62

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    FIGT-Extension Cord Safety Cover Waterproof Dustproof Cable Protective Box Electrical Connection Box for Outdoor Use (Black)�0514】

    FIGT-Extension Cord Safety Cover Waterproof Dustproof Cable Protective Box Electrical Connection Box for Outdoor Use (Black)�0514】

    Applicable Range: This protection box is suitable for AWG 12 14 16 wire suitable for most standard grounding (3 pin) and polarization (2 pin) plugs ensure safe and reliable connections. Double Closure: The rubber gasket on the main closure is used to... more

    $20.99

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    FIGT-Extension Cord Safety Cover Waterproof Dustproof Cable Protective Box Electrical Connection Box for Outdoor Use (Green) r0wf3ogm47-12�0514】

    FIGT-Extension Cord Safety Cover Waterproof Dustproof Cable Protective Box Electrical Connection Box for Outdoor Use (Green) r0wf3ogm47-12�0514】

    Applicable Range: This protection box is suitable for AWG 12 14 16 wire suitable for most standard grounding (3 pin) and polarization (2 pin) plugs ensure safe and reliable connections. Double Closure: The rubber gasket on the main closure is used to... more

    $20.99

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    Garosa Junction Box 4 Packs Extension Cord Safety Cover Waterproof Junction Box Connector for AWG14 AWG16 Black

    Garosa Junction Box 4 Packs Extension Cord Safety Cover Waterproof Junction Box Connector for AWG14 AWG16 Black

    Description: 1. Secure Sealing: The design is also waterproof which enables secure sealing in rainy and snowy days. 2. Reliable Shell: Sturdy shell has great durability for long time use and the compartment inside is adjustable. 3. For Connection:... more

    $21.11

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    Socket Protection Box Waterproof Extension Cord Cover Outdoor Electric Cable Resistant Protector Plastic

    Socket Protection Box Waterproof Extension Cord Cover Outdoor Electric Cable Resistant Protector Plastic

    Description The outdoor power connection box is a safe way to protect against electrical and tripped outlets. Constructed with industrial and commercial material it is highly durable UV-resistant water and dust resistant allowing a long-lasting... more

    $9.65

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    4 Pack Mini IP44 Waterproof Outdoor Connection Box with Lockable Latches and Mounting Holes Weatherproof Extension Cord Safety Cover for Outdoor Plugs Lights Cables Wires Size Small Black

    4 Pack Mini IP44 Waterproof Outdoor Connection Box with Lockable Latches and Mounting Holes Weatherproof Extension Cord Safety Cover for Outdoor Plugs Lights Cables Wires Size Small Black

    The mini size Restmo outdoor extension cord safety cover is a safe way to protect against electrical shock and tripped outlets. Constructed with industrial and commercial plastic it is highly durable UV-resistant water and dust resistant allowing a... more

    $19.99

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    3Pc Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof Electrical Connection Box to Protect Outlet

    3Pc Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof Electrical Connection Box to Protect Outlet

    size: about 21 x 7cm Material: plastic colour: Black Package Contents: 3 x Cable junction box(with Clawed) Only the above package content other are not included. Note: Light reflection and different displays may cause the color of the item in the... more

    $15.76

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    Lierteer 3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof

    Lierteer 3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof

    Features: Perfect Size Electrical Box: Dimension (8.25 x 3 x 3 inches). This outdoor extension cord cover box is perfect to seal 12/14/16 gauge cord braided cable and flat wire. Weatherproof & Dust Resistant – Unique lockable curve lid and rubber... more

    $22.63 $18.64

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    3 Pack Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof

    3 Pack Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof

    Features: Perfect Size Electrical Box: Dimension (8.25 x 3 x 3 inches). This outdoor extension cord cover box is perfect to seal 12/14/16 gauge cord braided cable and flat wire. Weatherproof & Dust Resistant – Unique lockable curve lid and rubber... more

    $26.68

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    3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof

    3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof

    3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof Features: Perfect Size Electrical Box: Dimension (8.25 x 3 x 3 inches). This outdoor extension cord cover box is perfect to seal 12/14/16 gauge cord braided cable and flat... more

    $41.98

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    3 Pack - Outdoor Extension Cord Safety Cover With Waterproof Seal Weatherproof

    3 Pack - Outdoor Extension Cord Safety Cover With Waterproof Seal Weatherproof

    Features: Perfect Size Electrical Box: Dimension (8.25 x 3 x 3 inches). This outdoor extension cord cover box is perfect to seal 12/14/16 gauge cord braided cable and flat wire. Weatherproof & Dust Resistant – Unique lockable curve lid and rubber... more

    $25.68 $23.27

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    3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof

    3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof

    Features: Perfect Size Electrical Box: Dimension (8.25 x 3 x 3 inches). This outdoor extension cord cover box is perfect to seal 12/14/16 gauge cord braided cable and flat wire. Weatherproof & Dust Resistant – Unique lockable curve lid and rubber... more

    $21.99 $16.99

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    3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof

    3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof

    Features: Perfect Size Electrical Box: Dimension (8.25 x 3 x 3 inches). This outdoor extension cord cover box is perfect to seal 12/14/16 gauge cord braided cable and flat wire. Weatherproof & Dust Resistant – Unique lockable curve lid and rubber... more

    $23.92 $18.92

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    3 Pack - Outdoor Extension Cord Safety Cover With Waterproof Seal Weatherproof

    3 Pack - Outdoor Extension Cord Safety Cover With Waterproof Seal Weatherproof

    Features: Perfect Size Electrical Box: Dimension (8.25 x 3 x 3 inches). This outdoor extension cord cover box is perfect to seal 12/14/16 gauge cord braided cable and flat wire. Weatherproof & Dust Resistant – Unique lockable curve lid and rubber... more

    $25.68 $23.27

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    3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof

    3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof

    Features: Perfect Size Electrical Box: Dimension (8.25 x 3 x 3 inches). This outdoor extension cord cover box is perfect to seal 12/14/16 gauge cord braided cable and flat wire. Weatherproof & Dust Resistant – Unique lockable curve lid and rubber... more

    $25.89 $20.90

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    3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof

    3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof

    Features: Perfect Size Electrical Box: Dimension (8.25 x 3 x 3 inches). This outdoor extension cord cover box is perfect to seal 12/14/16 gauge cord braided cable and flat wire. Weatherproof & Dust Resistant – Unique lockable curve lid and rubber... more

    $26.99

    FREE shipping

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    3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof

    3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof

    Features: Perfect Size Electrical Box: Dimension (8.25 x 3 x 3 inches). This outdoor extension cord cover box is perfect to seal 12/14/16 gauge cord braided cable and flat wire. Weatherproof & Dust Resistant – Unique lockable curve lid and rubber... more

    $23.93

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    3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof

    3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof

    Features: Perfect Size Electrical Box: Dimension (8.25 x 3 x 3 inches). This outdoor extension cord cover box is perfect to seal 12/14/16 gauge cord braided cable and flat wire. Weatherproof & Dust Resistant – Unique lockable curve lid and rubber... more

    $23.29

    FREE shipping

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    3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof

    3 Pack - Outdoor Extension Cord Safety Cover with Waterproof Seal Weatherproof

    Features: Perfect Size Electrical Box: Dimension (8.25 x 3 x 3 inches). This outdoor extension cord cover box is perfect to seal 12/14/16 gauge cord braided cable and flat wire. Weatherproof & Dust Resistant – Unique lockable curve lid and rubber... more

    $24.97 $20.98

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    Aceovo 3 Pack - Outdoor Extension Cord Safety Cover With Waterproof Seal Weatherproof

    Aceovo 3 Pack - Outdoor Extension Cord Safety Cover With Waterproof Seal Weatherproof

    Features: Perfect Size Electrical Box: Dimension (8.25 x 3 x 3 inches). This outdoor extension cord cover box is perfect to seal 12/14/16 gauge cord braided cable and flat wire. Weatherproof & Dust Resistant – Unique lockable curve lid and rubber... more

    $32.32

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    Ecoyyzn Trailer Wiring Adapter Trailer Wiring Connector Trailer Extension Cord 7 Way 3ft Double Prong Male Plug Connector RV Connecting Line

    Ecoyyzn Trailer Wiring Adapter Trailer Wiring Connector Trailer Extension Cord 7 Way 3ft Double Prong Male Plug Connector RV Connecting Line

    Feature: 1. Easily to extend your 7‑way travel trailer cord suitable most RV/motor‑home applications. 2. Copper wire with excellent electrical conductivity has flame retardant performance safe to use. 3. PVC jacket design effective waterproof and... more

    $19.72 $16.03

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    Goldmeet Trailer Extension Cord 7 Way 3ft Double Prong Male Plug Connector RV Connecting Line

    Goldmeet Trailer Extension Cord 7 Way 3ft Double Prong Male Plug Connector RV Connecting Line

    🌻1.Easily to extend your 7‑way travel trailer cord suitable for most RV/motor‑home applications. 🌻2.Copper wire with excellent electrical conductivity has flame retardant performance safe to use. 🌻3.PVC jacket design effective waterproof... more

    $46.84

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    Buumin Trailer Extension Cord 7 Way 3ft Double Prong Male Plug Connector RV Connecting Line

    Buumin Trailer Extension Cord 7 Way 3ft Double Prong Male Plug Connector RV Connecting Line

    🌻1.Easily to extend your 7‑way travel trailer cord suitable for most RV/motor‑home applications. 🌻2.Copper wire with excellent electrical conductivity has flame retardant performance safe to use. 🌻3.PVC jacket design effective waterproof... more

    $46.84

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    FIGT-Outdoor Extension Cord Safety Cover ABS Waterproof Seal Weatherproof Connection Protector (Green)�0514】

    FIGT-Outdoor Extension Cord Safety Cover ABS Waterproof Seal Weatherproof Connection Protector (Green)�0514】

    Multifunctional: This electrical connection box is multifunctional and fits 12 14 and 16 gauge wires and most standard grounded (3 prong) and polarized (2 prong) plugs. It ensures a safe and reliable connection between plugs. Double Closure Design:... more

    $13.99

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    More information about Electrical Supplies

    Best prices on 3 way waterproof marine box, Extension Cords in Electrical Supplies online. Visit Bizrate to find the best deals on top brands. Read reviews on Home & Garden merchants and buy with confidence.