solar junction boxes

20 Best Solar Junction Boxes & Their Reviews (Updated 2019)

Often, the choice of picking a suitable covering for your solar wiring, cables and components is a stressful and tiring one. However, we’ve gone the extra mile to get the best solar junction box in the market today.

They are correctly reviewed and tested to know their capabilities. These junction boxes are fully capable and fulfill major specifications.

They are efficient, manageable and completely consumer-oriented.

With that said, let’s get started. Here’s a list of the 20 best solar junction boxes and their reviews for 2019.

1. VIKOCELL Solar Junction Box

 

This product is excellent for those looking for a useful solar junction box. This product is a photovoltaic connecting box with 2 diodes. It is a junction box with compelling features.

The technical specifications of this product are quite numerous. It comes with IP67 protection. Its method of connection is soldering. Its contact material is copper and insulation material is PPO, so you don’t have to worry about loss or shortage of energy.

Its wattage is between 50W and 100W, and rated current is 8A. This product has a rated voltage of 1000V/DC and bus-bar spacing of 19.7mm.

It provides users with a safe and reliable solution to connectivity issues. Its size class is II, and it is TUV authenticated. It is easy to assemble and install. It is 100% brand new and high quality.

Pros & Benefits:
  • Premium manufacturing materials
  • IP67 protection
  • Fitted with two diodes
  • TUV authentication

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2. La Vane 4 Way Electrical Box

 


This product is excellent for those looking for a solar junction box with a very long history of excellent work.

This is what La Vane provides, seeing as they have 10-year production experience. Its connection method is screwing, making it a convenient and easy to use a junction box

This product boasts of really awesome features. It is fitted with three different sizes of waterproof rubber rings, fit for all kinds of cables. It has a rated current of 24A and rated voltage AC 450V.

Its waterproof rating is IP68, so there is adequate protection against water and other elements.

Around the holes where cables pass is new waterproof rubber rings. It is made from first grade ABS +PVC materials.

It has a larger inner space and multifunctional application. Installation is screwing and not soldering. It is effortless to assemble and install.

Pros & Benefits:
  • Excellent junction box
  • IP68 waterproof protection
  • Different cable diameter range.

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3. Monkey Jack Solar Junction Box

 

This product is excellent for those looking for a cheap and straightforward solar junction box. With its simplistic design, this product is sure to be cost-efficient. This product has no diodes. It has a “clip together” seal for unrivalled durability.

This solar junction box has a rated voltage of DC 1000V and rated voltage 3A. It contains no diodes. Power rating is between 1W to 30W. Its protection degree is IP64. Its safety level is II. Contact material is ABS.

This product has anti-aging and UV resistant capabilities, which give it longer lifespan under adverse conditions outdoors.

This product is excellent because it offers buyers a fast, safe and reliable solution to connectivity problems. Also, it is easy to assemble and install.

Pros & Benefits:
  • Straightforward design.
  • Rated current: 3A
  • DC 1000V rated voltage
  • IP64 protection

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4. VIKOCELL 20A PV Solar Junction Box

 

This product is excellent for those looking for a great solar junction box for their solar panel. The VIKOCELL 20A PV solar junction box has a rated current of 20A and rated power 250W ~ 500W.

It has six bypass diodes, rated voltage of 1000V/DC. Contact material is copper, tin plated, and the product’s insulation material is PPO. It is IP65 protected, and TUV authenticated. Its safety class is II and connection across section is 4mm2.

It is easy to assemble, and all materials are 100% brand new, high quality. It is worthy to note that the max working current of the box will be changed when fixed with a different type of diodes. Overall, this is a great solar junction box.

Pros & Benefits:
  • Powerful junction box
  • IP65 protection.
  • Six bypass diodes
  • TUV authenticated.
  • Easy to assemble and install.

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5. Beauty Star Waterproof Junction Box

 


This product is excellent for those looking for a large, sturdy junction box. This junction box is a three-way external electrical junction box.

This product has quite several features. It has a rated voltage of 450V and rated current of 32A. It is IP66 water and dust proof. It also has anti-UV protection and rain protection.

It is fitted with cable glands which are 10-14mm in diameter. It is made from ABS + PVC. It has six pairs of poles and a wiring capacity of 1 – 4mm2.

It is TUV, VDE and CE approved. This product is also easy to use with its bigger inner space. It features a premium compression-resistance design. It also has a 12-month warranty and 100% money back guarantee. Cool, right?

Pros & Benefits:
  • Mighty 3-way junction box
  • IP66 protection against water and dust.
  • Anti-UV protection; long life guarantee
  • 12-month warranty and 100% money back guarantee

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6. MagiDeal Solar Junction Box

 

This product is excellent for those looking for a junction box with a simple design but powerful features and specifications. This solar PV connector is equipped with six diodes. Its rated power is between 230W and 320W while its rated current is 12A.

This junction box is IP65 protected with a rated voltage of DC 1000V. Its insulation material is PPO, and it has a class II safety level. All its elements are certified 100% brand new and high quality. Its temperature range is -40o-+85o.

This junction box provides buyers with a quick, safe and reliable connectivity solution. It has anti-aging and UV resistant capabilities.

These give it a longer lifespan under adverse outdoor conditions. It is easy to install; assemble, clip and go.

Pros & Benefits:
  • Simple design; powerful specifications
  • IP65 protection
  • Anti-aging and UV resistance
  • Easy to assemble and use.

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7. FX Junction Box


This product is excellent for those looking for an easy to install junction box. The FX junction box is a two-way plug line cable connector.

Features of this junction box are quite numerous. It has a cable range of 5-9mm or 9-12mm. It is IP68 protected; waterproof, moisture and dust-proof; it is also anti-UV. Its rated voltage is 450V, and its rated current is 24A.

This junction box is made from high-quality plastic, all of which pass TUV, SAA, CE, RoHS certifications. Also, it is completely weatherproof.

It’s easy to install; all you need is a screwdriver, and it will be installed anywhere it is required.

Pros & Benefits:
  • Two-way plug line cable connector
  • IP68 protection
  • All weatherproof
  • Easy to install

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8. Bellttt Solar Junction Box


This product is excellent for those looking for a reliable and high-quality solar junction box. This little looking junction box packs quite several features.

It has a rated current of 20A and power rating of 250W~350W. Its rated voltage is 1000V/DC. The protection degree is IP65 while insulation material is PPO. It contains six diodes and has a bus-bar spacing of 23mm.

The contact material is copper, tin plated. Its ribbon connection method is soldering, and it has a class II safety class. Its rated connecting capacity is 4mm2.  All manufacturing materials are 100% brand new and high quality.

Pros & Benefits:
  • IP65 protection
  • Contains six diodes
  • 100% brand new and high-quality manufacturing materials

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9. MagiDeal Junction Box


This product is excellent for those looking to get another MagiDeal product other than the one mentioned above. This model is a photovoltaic junction box with one diode.

This product has a rated current of 6A and rated voltage DC 1000V. Its power capacity is between 30W and 80W.

IP65 is the protection degree, and the junction box is fitted with one diode. Its safety class is II, and its contact is ABS. All materials are 100% brand new and high quality.

The junction box is also fitted with anti-aging capabilities and is UV resistant, giving it a longer lifespan under bad outdoor condition. It is easy to assemble and use.

Pros & Benefits:
  • 100% brand new and high quality
  • Anti-aging capabilities and UV resistance.
  • Speedy, safe and reliable solution to connectivity issues.
  • Easy to assemble, install and use.

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10. VIKOCELL Solar Junction Box


This product is excellent for those looking for an affordable solar junction box. Another VIKOCELL product, it comes with great features, albeit lower than the first two mentioned above.

This product has a rated current of 8.5A and rated power 100W ~ 180W. Its voltage is 1000V/DC.

Insulation material and degree of protection remain PPO and IP65, respectively. The connection method of this product is soldering. It has a class II safety level, and its rated connecting capacity is 4mm2.

This product is a fast, safe and reliable response and solution to problems of solar connectivity. Besides, it is 100% high-quality and easy to assemble.

Pros & Benefits:
  • 100% brand-new and high-quality materials
  • IP65 protection.
  • Fast, safe and reliable.

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11. Bellttt Solar Junction Box


This product is excellent for those looking for another very powerful solar junction. It is a well-made and robust quality solar junction box with high specifications.

Rated at 20A and its power at 210W-250W. It has a rated voltage if 1000V/DC, PPO insulation material and IP65 protection degree. Bus-bar spacing is 23mm while safety class is II. Its rated connecting capacity is 4mm2.

The solder ribbon connection method is soldering. This product is easy to assemble and provides buyers with a safe, fast and reliable connectivity solution.

The contact material is copper, tin plated, so there is no scare of loss or shortage of power.

Pros & Benefits:
  • Great specifications
  • 100% brand new and high quality.
  • IP65 protection
  • Fast, secure and reliable connectivity.

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12. MagiDeal Solar Junction Box


This product is excellent for those looking for a top quality solar junction box that is easy to use — this yet another MagiDeal product in this review of the best solar junction box.

This product comes with a rated current of 8.5A and a power capacity between 150W-200W. Its safety level is II, and it comes with three diodes, IP65 protection degree and PPO insulation material.

Furthermore, it has anti-aging capabilities and is UV resistant. These features give the junction box longer lifespan, even under adverse outdoor conditions. It is easy to assemble and use.

Pros & Benefits:
  • Three diodes
  • 100% brand new and high quality
  • IP65 protection
  • Anti-aging capabilities and UV resistance

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13. VIKOCELL Photovoltaic Solar Junction Box


This product is excellent for those looking for a cost-efficient and sturdy solar junction box.

This is the fourth VIKOCELL product to be mentioned in this article, showing us the authenticity of VIKOCELL products. Again, great specifications.

Fitted with four diodes, this photovoltaic solar junction box has a rated current of 20A. Its rated power is 180W – 240W, and it has a rated voltage of 1000V/DC.

Insulation material and degree of protection remain PPO and IP65, respectively. It has a class II safety level and a 4mm2 rated connecting capacity.

The contact material is copper alloy. All materials are 100% brand new and high quality. Easy to use, this product is an excellent choice for solving connectivity problems.

Pros & Benefits:
  • Four diodes
  • Cost-efficient solar junction box
  • 100% brand new and high quality
  • IP65 protection

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14. MISOL Solar Junction Box


This product is excellent for those looking for a little extra package with their junction box. The MISOL solar junction box comes attached with MC4 connector plus cable.

This solar junction box is suitable for a 200W to the 300W solar panel. It has six diodes units and has a rated current of 13A. Its maximum working voltage is DC 1000V, and its safety class is II.

The shell protection degree is IP65. The MC4 connector has its technical specifications. Its maximum working voltage is DC 1000V, and it has a rated current of 30A.

Its cable connection rating is 4mm2, and it is a class II safe connector.

The MC44 connector has an insertion force of less than 60N and pulls force of over 90N. These features and specifications make this solar junction box the total package. It is TUV certified and 100% high quality.

Pros & Benefits:
  • Junction box with MC4 connector and cable
  • IP65 protection degree
  • Safety class II
  • TUv certified.

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15. Oscar Waterproof Junction Box


This product is excellent for those looking for a high-quality junction box. It has quite a number of features. It is made from high-quality nylon PA66 material. One major feature of this product is that it can be used for any pin cables.

This product has a rated voltage of 450V and a rated current of 24A. Its working temperature is -45°C – 85°C. Two junction boxes are purchased as one when you order this product. It comes with a professional waterproof design. Its protection level is IP68.

It is fireproof, waterproof, moisture and dust proof. It is CE and TUV certified.

This product also has impact resistant functions. This ensures that this product can be used in any weather; make sure you tighten it very well after unscrewing. It is easy to install and has a quick connection terminal.

Pros & Benefits:
  • High-quality junction box
  • IP68 waterproof.
  • Quick connection terminal block
  • CE and TUV certified
  • Impact resistant functions

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16. TSLEEN T Type Junction Box


This product is excellent for those looking for a junction box with unique and quite strong specifications. The materials used in the making of this product are inflaming retarding and anti UV nylon (PA66)

It has rated voltages 250V and low volt, i.e. it could use low volts. The product has rated current between 12A and 16A. Waterproof protection class is IP67. The certifications are CE and RoHS. It is weatherproof and waterproof. It is safe and reliable.

A caveat from the manufacturers; do not immerse in water for long periods. This product was not made to reside in water. Regardless, it is a reliable and practical solar junction box.

Pros & Benefits:
  • Unique and strong specifications
  • Waterproof class: IP67
  • High-quality materials
  • Safe and reliable connection

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17. Nrpfell Junction Box


This product is excellent for those looking for a larger quantity product in one fell swoop. You get five pieces when you purchase this brand. The box diameter is 5.5mm – 10.2mm and comes with a screwdriver. Its clamping range is 4 square. Amazing.

These junction boxes are large, three-way cable connectors. They have a rated voltage of 230V and rated current of 17.5A. The mating connector is 3 x PG11. The material of production is ABS plus PC. The degree of protection is IP68.

Made of high-quality materials, these junction boxes are moisture and dust proof. They also impact resistance and can be installed anywhere except in water.

And, the manufacturers claim that with them, you get “unprecedented comfortable shopping experience”.

Pros & Benefits:
  • Large quantity junction box
  • IP68 degree of protection
  • Hugh quality materials
  • Installation anywhere except in water
  • Get unparalleled comfortable shopping service.

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18. INHDBOX Junction Box


This product is excellent for those looking for an outstanding junction box with super cool specifications. Material for manufacture is engineering ABS plus PVC.

Its cable diameter range is 4-9mm, 9-12mm, 12-15mm. This junction box also has a wide range of application.

This product is a two-way wire connect type junction box. Its supply voltage is 450V while its rated current is 24A. It is IP68 high level waterproof.

It’s also moisture proof and dust proof. It has anti-UV capabilities. This junction box is made from high-quality materials, all of which are TUV, SAA, CE, RoHs certified.

It has a larger inner space and does not need tools to install. It also requires no welding; all you need to do is to connect the same type of wires. This makes it more convenient and safer. It has a full range of usability and is easy to install.

Pros & Benefits:
  • Outstanding junction box with quite extraordinary specifications
  • IP68 high level waterproof
  • Moisture and dust proof
  • TUV, SAA, CE, RoHs certified
  • Wide usability and easy installation

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19. ATPWONZ Junction Box


This product is excellent for those looking for a pack of a junction box. This product is a pack of two, meaning that you get two junction boxes when you purchase this product. The material of this product is PP plastic. The mating connector is 3 x PG11.

This product has a 17.5A rated current and rated voltage of 230V. It is made of high-quality materials. Its protection degree is IP68, making it weatherproof, moisture and dust proof. Its clamping range is 4 square.

It is easy to assemble and connect. For connection, all you need to do is a parallel connection. The labels are already there; connect the wires. It also has broad applicability.

Pros & Benefits:
  • Pack of junction box
  • IP68 degree of protection
  • Weatherproof, moisture and dust proof
  • Easy installation
  • Numerous applications

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20. MISOL JUNCTION BOX


This product is excellent for those looking for another affordable MISOL product variant. This is another solar junction box for photovoltaic solar panel with extra gadgets included in its package.

This product is one certified with loads of features which other solar junction boxes (except other MISOL products) don’t have.

This junction box has a rated current of 15A and a rated power of 220W – 280W. It comes with one pair of MC4 connectors and a 90cm cable. It has rated voltage of 1000V and connecting capacity of 4mm2.

Its protection degree is IP65. It is TUV certified. It is brand new and 100% high quality. Besides, it is easy to assemble and install.

Pros & Benefits:
  • Affordable MISOL variant
  • Comes with MC4 connectors and 90cm cable.
  • IP65 degree of protection
  • Brand new and high quality
  • Easy to assemble and install

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Final Thoughts

All of these products have been checked out thoroughly and are all attested to in the market today. With their excellent consumer services and glowing reviews, these products are the best in the market.

We hope you’ve enjoyed this list of the 20 best solar junction boxes and their reviews for 2019. See one that’s not on the list and should be? Let us know in the comments below.

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