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The Best nema 4 junction boxes of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best nema 4 junction boxes of 2022. Check our ranking below.

2,133 Reviews Scanned

Rank No. #1
BUD Industries JB-3958-KO Steel NEMA 1 Sheet Metal Junction Box 10 L x 8 W x 4 H, Gray
  • Heavy duty 16 GA welded steel construction
  • Screwed on flat cover with key holes for easy assembly
  • Four wall mounting holes in back
  • Durable ANSI 65 grey powder coating
  • Measures 8" width by 10" height by 4" depth
SaleRank No. #2
VEVOR Electrical Enclosure, 24'' x 24'' x 12'', UL Certified NEMA 4 Outdoor Enclosure, IP65 Waterproof & Dustproof Cold-Rolled Carbon Steel Hinged Junction Box for Outdoor Indoor Use, with Rain Hood
  • Sturdy Steel Construction: Certification: UL 508A (CSA C22.2 No. 14-13.), TUV, CE. The electrical enclosure is meticulously crafted from cold-rolled carbon steel made by precise cutting and welding. It has stronger wear resistance and keeps your equipment well protected in harsh environments.
  • IP65 Waterproof Grade: The sealing strip of foam / Nylon has excellent sealing performance, and the NEMA outdoor enclosure provides an optimal protection level of IP65. A rain hood can be mounted on top of the electrical box, which avoids dirt and water from entering the box when the lid is opened.
  • Reinforced Lock & Hinge: The electrical outdoor enclosure features a high-quality lock core to increase security and lockability, making it less likely to fall off. The high-strength hinged lid is designed to ensure that the door is not easily damaged or broken due to squeezing.
  • Convenient Operation: The metal electrical enclosure box is equipped with a detachable galvanized mounting backplate for the effortless installation of electrical components. Complete accessories and four mounting holes on the back can quickly fix the NEMA enclosure on the wall.
  • Exquisitely Designed Details: The bottom of the electrical box is designed to facilitate threading. The grounding screws have been installed in advance, and the cutouts are smooth to avoid damage to the cables. Ideal for various applications ranging from industrial equipment to home devices.
Rank No. #3
BUD Industries JB-3955-KO Steel NEMA 1 Sheet Metal Junction Box 6" L x 6" W x 4" D, Gray
  • SPECIFICATIONS: Our heavy duty NEMA metal box is made with 16 GA welded steel construction.
  • MEASUREMENTS: This product measures 6 inch length by 6 inch width by 4 inch depth.
  • WALL MOUNTING: This steel metal NEMA box features four wall mounting holes in back to help screw on flat cover with added key holes for easy assembly.
  • MULTI-USE: These NEMA-rated enclosures are ideal for a wide variety of applications ranging from industrial equipment to medical devices.
  • BUD INDUSTRIES: Bud has an extensive line of affordable products ranges from small metal and plastic electronics enclosures to large cabinet racks. Many of our enclosures meet IP 67/NEMA requirements.
Rank No. #4
Tocretoare Outdoor Electrical Box, Steel Junction Box 16 x 12 x 8'', NEMA 4X Electrical Enclosure Box IP66 Waterproof & Dustproof, Universal Electrical Project Box with Lock & Mounting Plate
  • 「STURDY CONSTRUCTION」- The electrical enclosure made of 1.5 mm cold-rolled steel, precision cut and welded. It has high hardness and is not easy to deform than stainless steel electric box.The junction box uses high-strength hinge and waterproof lock which can withstand any break from inside and outside.
  • 「IP66 GRADE」- Comply with NEMA 4X & IP66, excellent water resistance, and dust resistance.The shell of the outdoor electric box adopts the whole body spraying process, which has strong corrosion resistance.It effectively block splashing water, rain, dust, snow, oil, UV, etc., can be widely used for both indoor and outdoor applications and can prevent rain erosion.
  • 「WATERPROOF SEALING STRIP」- The outdoor electrical box is sealed with rubber strips to prevent rainwater from entering and protecting internal electrical. The thicken rubber seal inside our outdoor electrical box works well in changeable weather. No matter in rainy windy summer storms or snow day, it closes firmly and doesn't allow any water or dust penetrat the box.
  • 「EASY TO INSTALL」- Complete accessories and mounting holes are easy for the installer to drill and modify.We prepare several accessorries for you, you can install where you like, and also, there are two sets of keys per electrical enclosure box. The high-strength hinged cover is designed to ensure that the door is not easily damaged or broken due to squeezing.
  • 「WIDE APPLICATION」- Electric box is suitable for outdoor applications.It is ideal for various applications ranging from industrial equipment to medical devices, such as factories, construction sites, malls, squares, residential, courtyard, etc.Please don’t hesitate to contact us through Amazon message if you have any questions.And 45 days to get your money back and extended 24-month warranty make you 100% worry free for ordering.
SaleRank No. #5
VEVOR NEMA Steel Enclosure, 12 x 10 x 6'' NEMA 4X Steel Electrical Box, IP66 Waterproof & Dustproof, Outdoor/Indoor Electrical Junction Box, with Mounting Plate
  • Sturdy Steel Construction: NEMA outdoor enclosure is meticulously crafted from 1.5 mm cold-rolled carbon steel made by precise cutting and welding. Our electrical enclosure got CE, ROHS certificates, has stronger wear resistance, and keeps your equipment well protected in harsh environments.
  • IP66 Waterproof Grade: The metal electrical enclosure box complies with NEMA 4X & IP66, which has excellent water resistance, and dust resistance. The sealing strip has excellent sealing performance. Direct us as the first option when unfulfilling your demands. VEVOR will resolve any feedback.
  • Reinforced Lock & Hinge: The electrical outdoor enclosure features a high-quality lock core to increase security and lockability, making it less likely to fall off. The high-strength hinged lid is designed to ensure that the door is not easily damaged or broken due to squeezing.
  • Convenient Operation: The junction box is equipped with a detachable galvanized mounting backplate for the effortless installation of electrical components. Complete accessories and four mounting holes on the back can quickly fix the electrical box on the wall.
  • Exquisitely Designed Details: The bottom of the metal electrical box is designed to facilitate threading. The grounding screws have been installed in advance, and the cutouts are smooth to avoid damage to the cables. Widely used for indoor and outdoor applications, such as electricity, construction, and other industries.
Rank No. #6
VEVOR NEMA Steel Enclosure, 20 x 16 x 10'' NEMA 4X Steel Electrical Box, IP66 Waterproof & Dustproof, Outdoor/Indoor Electrical Junction Box, with Mounting Plate
  • Sturdy Steel Construction: NEMA outdoor enclosure is meticulously crafted from 1.5 mm cold-rolled carbon steel made by precise cutting and welding. Our electrical enclosure got CE, ROHS certificates, has stronger wear resistance, and keeps your equipment well protected in harsh environments.
  • IP66 Waterproof Grade: The metal electrical enclosure box complies with NEMA 4X & IP66, which has excellent water resistance, and dust resistance. The sealing strip has excellent sealing performance. Direct us as the first option when unfulfilling your demands. VEVOR will resolve any feedback.
  • Reinforced Lock & Hinge: The electrical outdoor enclosure features a high-quality lock core to increase security and lockability, making it less likely to fall off. The high-strength hinged lid is designed to ensure that the door is not easily damaged or broken due to squeezing.
  • Convenient Operation: The junction box is equipped with a detachable galvanized mounting backplate for the effortless installation of electrical components. Complete accessories and four mounting holes on the back can quickly fix the electrical box on the wall.
  • Exquisitely Designed Details: The bottom of the metal electrical box is designed to facilitate threading. The grounding screws have been installed in advance, and the cutouts are smooth to avoid damage to the cables. Widely used for indoor and outdoor applications, such as electricity, construction, and other industries.
Rank No. #7
VEVOR NEMA Enclosure, 20 x 16 x 8 inches, NEMA 4X Fiberglass Steel Electrical Box, IP66 Waterproof & Dustproof Hinged Junction Box for Outdoor Indoor Use, with Mounting Plate(50x40x20 cm))
  • Sturdy Fiberglass Construction: The fiberglass junction box is meticulously crafted from heavy-duty fiberglass reinforced polyester made by precise cutting and welding. It has stronger wear resistance and keeps your equipment well protected in harsh environments. Outer Dimensions(H x W x D): 19.7 x 15.7 x7.9"/50 x 40 x 20 cm. Inner Dimensions(H x W x D): 18.5 x 15.6 x 7.5"/47 x 39.5 x 19 cm.
  • IP66 Waterproof Grade: The sealing strip has excellent sealing performance, and the fiberglass electrical enclosure body ensures an optimal protection level of IP66, which avoids dirt and water from entering the box when the lid is opened. Keep all your circuits confidently in order.
  • Reinforced Lock & Hinge: The clear fiberglass box features a high-quality lock core to increase security and lockability, making it not easy to fall off. The high-strength hinged lid is designed to ensure that the door is not easily damaged or broken due to squeezing.
  • Convenient Operation: The fiberglass enclosure box is equipped with a detachable galvanized mounting backplate and t-nut mounting slots for easy installation of electrical components. Complete accessories and mounting holes can quickly fix the fiberglass electrical box on the wall.
  • Versatile Application: The fiberglass NEMA enclosure is suitable for indoor and outdoor applications, which protects circuits and avoids corrosion. It is ideal for various applications ranging from industrial equipment to home devices and can be used at factories, construction sites, squares, residential, courtyards, etc.
Rank No. #8
Hoffman ASE12X12X4 Pull Box, Screw Cover with Knockouts, Steel, 12" x 12" x 4", Gray
  • 16, 14 or 12 gauge steel or plated steel
  • Application: Use this enclosure in commercial and general industrial applications that require a junction or pull box. For flush installations, order flush covers and door frames separately
  • Material: Steel
  • Size 12.00x12.00x4.00 in
  • Standard UL 50, 50E Listed; Type 1; File No. E27525; cUL Listed per CSA C22.2 No 40; Type 1; File No. E27525; NEMA/EEMAC Type 1; IEC 60529, IP30
Rank No. #9
BUD Industries JB-3956-KO Steel NEMA 1 Sheet Metal Junction Box 8 L x 6 W x 4 H, Gray
  • Heavy duty 16 GA welded steel construction
  • Screwed on flat cover with key holes for easy assembly
  • Four wall mounting holes in back
  • Durable ANSI 65 grey powder coating
  • Measures 6" width by 8" height by 4" depth
SaleRank No. #10
Hoffman A606CH Junction Box, NEMA 12, Hinged Cover, 6" x 6" x 4", Steel
  • Product Height:6 in
  • Material:Steel, Mild Steel
  • IP/NEMA Rating:IP65, 12
  • Type:Junction Box, Hinged Cover
  • Product Width:6 in

Last update on 2023-02-06 / Affiliate links / Images from Amazon Product Advertising API

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  1. Brand Value: Every brand of nema 4 junction boxes has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an nema 4 junction boxes?
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  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their nema 4 junction boxes.
  7. Product Quality: You don’t always get what you pay for with an nema 4 junction boxes, sometimes less, and sometimes more.
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