The 8 best weatherproof heater enclosures of 2025

【Sturdy and durable】The junction box is made of high-quality ABS material, which has good impact resistance and ensures good electrical insulation.

【Easy to install】The waterproof box comes with a removable grill mounting plate, so you can easily install the equipment in the waterproof plastic box. Equipped with mounting screws, the outdoor electrical box can be hung on the wall or fence.

【Ventilation and heat dissipation】 This junction box has sizeable 1.77-inch diameter heat dissipation holes on both sides. Remove the heat from the box case in time to avoid high temperatures leading to equipment failure or abnormal work.

【Rainproof louvers】The vent is equipped with rainproof louvers outside, the window leaves are slanted downward 45 degrees, and the contact with the box uses waterproof strips and professional glue paints.

【Safety Protection】The box is equipped with a simple non-slip buckle to fix the door, waterproof and dust-proof, and padlock holes are reserved to provide double security protection.

【Product Size】The outer dimensions of the box are: 10.9*7.4*5.1 inches, and the inner dimensions are: 9.2*7.1*4.6 inches.

【High-quality galvanized steel】Electrical junction box is made of galvanized steel with better anticorrosive properties, one-time molding electrostatic double-layer spraying, crystal-plating process is sturdy and durable, not easy to be deformed, and adapt to a variety of environments.

【Automatic cooling and dehumidifying】Outdoor waterproof electric box is equipped with 1 automatic temperature controller and 1 high power cooling fan and 1 12V1A power adapter. The temperature controller has two functions of heat dissipation and dehumidification (if you need heating and dehumidification function, you need to buy heating and dehumidification machine separately). The temperature controller inside the waterproof box can accurately control the temperature to 0.1℉, with a temperature control range of -122℉-230℉, and the whole process is visualized and digitally monitored.

【ONE PIECE VENT DESIGN】The vent on the front of the top cover of the electrical box has a built-in mesh panel to prevent rainwater from entering. The fan exhausts heat from the vents at the top of the waterproof electrical box while drawing in cool air from the sides and bottom.

【Better waterproof and dustproof effect】The inside of the power distribution box has sealing strips on the guide groove and the door, and the inside is equipped with dustproof mesh, which can effectively prevent rain and dust from entering the box.

【Reinforced Aluminum Back Beam】Outdoor Electrical enclosure size: 15.7 inches x 12.6 inches x 9.6 inches, free to wall-mount or pole-hugging installation.

【Wide application】Waterproof junction box is suitable for indoor and outdoor electric, industry, engineering, security monitoring, warehouse, solar energy, electronics and other fields.

【High-quality cold-rolled steel plate】 The electrical box is made of 1.5mm high-quality cold-rolled steel plate in one piece. The surface of the double layer of the powder spraying and crystal plating is solid and durable, not easy to deform.

【Activated disassembled back panel】The back panel inside the cabinet adopts the movable dispersed installation method, which is convenient for installing equipment. In addition, the guide slot and the door are sealed to effectively prevent rain and dust from entering the cabinet.

【Integrated exhaust design】 The external cold air enters from the bottom two sides, the heat emitted by the internal equipment is removed by the fan, and the heat is discharged from the box.

【304 stainless steel accessories] The electrical box contains screws, hoops, and insect screens made of 304 stainless steel, outdoor rust-free, chassis is equipped with various installation spare parts and can be wall-mounted or pole-mounted.

【Heat dissipation and waterproof design】The distribution box design have four ventilation slots, IP65 waterproof level, and can be installed in an 8cm × 8cm or 9cm × 9cm cooling fan hole. (Note: This product does not include cooling fans).

【Wide range of applications】Waterproof junction box is suitable for indoor and outdoor electrical, industrial, engineering, security monitoring, warehouse, electronics, etc.

IP67 Waterproof: This waterproof junction box features an IP67 rating, providing reliable protection against water, dust, and other environmental challenges. Its robust design is perfect for both indoor and outdoor applications, ensuring your valuable electrical equipment stays safe in harsh environments—saving you from the hassle of replacements due to water damage

Premium Quality: Crafted from high-grade ABS plastic, our outdoor electrical box offers long-lasting durability, reliable impact resistance, and excellent electrical insulation. No matter if you are a business, a government agency, or a DIY enthusiast, this enclosure box provides the balance of performance and affordability to meet your needs

Easy to Customize and Install: Our weatherproof project boxes are easy to drill without cracking, and the included mounting plate makes equipment installation simple, helping you customize any projects effortlessly while saving valuable time

Versatile Solutions: Our waterproof electrical box is engineered to be suitable for wide applications, such as lighting systems, routers, POE switches, CCTV cameras, Starlink devices, solar panels, irrigation systems, ham radios, LEDs, power supplies, pool controls, Wi-Fi devices, and more. This versatility broadens your opportunities and gives you more flexibility

Dimensions: The External size is 11.2"x7.7"x5.1" (285x195x130mm) for this waterproof box. The Internal size is detailed in our dimension drawing. Please double-check these dimensions before purchasing to ensure a perfect fit

QILIPSU Unique Service: At QILIPSU, we take pride in creating genuine value through exceptional products and services, all thoughtfully designed with your satisfaction in mind—a commitment trusted by our esteemed loyal customers. This dedication drives everything we do and is reflected in every product we offer, each one supported by dependable after-sales service to ensure reliable support whenever you need it. If you have any questions, please don't hesitate to contact us for a prompt and helpful response

【STURDY CONSTRUCTION】- The electrical enclosure adopts heavy-duty fiberglass reinforced polyester made by precise cutting and welding. It has stronger wear resistance and can prevent rain erosion. Superior edging technology improves the compressive strength of the electrical box.

【REINFORCED LOCK & HINGE】- The electronic equipment enclosure box features a high-quality lock core with a reliable precision structure that is not easy to fall off. The lockable door features reinforced hinges and dual quarter-turn latches to secure the fiberglass electrical enclosure.

【WATERPROOF SEALING STRIP】- The electrical box is sealed with rubber strips to prevent rainwater from entering and protecting internal electrical safety. The hinged junction box is built with an IP65 protection class and earthing screw to ensure electrical safety and product safety.

【CONVENIENT INSTALLATION】- The fiberglass enclosure box is equipped with a removable galvanized mounting backplate and t-nut mounting slots to facilitate installing the electrical components. Complete accessories and mounting holes are easy for the installer to drill and modify.

【EXTENSIVE USE】- Fiberglass electrical box is suitable for indoor and outdoor applications to protect circuits and prevent corrosion. It is ideal for various applications ranging from industrial equipment to medical devices, such as factories, construction sites, malls, squares, residential, courtyard, etc.

【Stainless Steel】 This hinged Lockable Outdoor Weatherproof Electrical Box with 304 stainless steel latches and wall mount brackets. It's sturdy and durable, great for use in outdoor environments.

【Easy to Use】 This weatherproof box for outdoor electronics contains grid plate and screws, It's easy to install devices in this plastic weatherproof box. The Clear weather proof electrical box and plate inside are both made of durable ABS Plastic.

【Contains DIN Rail】 The aluminum DIN rail is convenient for user to install some electrical controllers, such as POE switches, circuit breakers, relays, connectors, Timer, etc.

【Contains Cable Glands】You should drill holes on the Nema 4 Enclosure, and then through and fix the cables with 2pcs of NPT1/2" cable glands to make the plastic enclosure box waterproof.

【Wide Application】 This weatherproof Junction box is suitable for marine, holiday lights, wifi extender, power supply, pump controller, starlink equipment, irrigation system, solar, network, Router, fences, home DIY projects, etc.

「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.

【Stainless Steel】 This hinged Waterproof Box for Electronics Outside with 304 stainless steel latches and wall mount brackets. It's sturdy and durable, great for use in outdoor environments.

【Easy to Use】 This Weatherproof Electrical Box Plastic contains grid plate and screws, It's easy to install devices in this outdoor electrical box. The gray weather proof box and plate inside are both made of durable ABS Plastic.

【Contains DIN Rail】 The aluminum DIN rail is convenient for user to install some electrical controllers, such as POE switches, circuit breakers, relays, connectors, Timer, etc.

【Contains Cable Glands】You should drill holes on the Nema 4 Enclosure, and then through and fix the cables with 2pcs of NPT1/2" cable glands to make the plastic enclosure box waterproof.

【Wide Application】 This weather proof electrical box is suitable for marine, holiday lights, wifi extender, power supply, pump controller, starlink equipment, irrigation system, solar, network, Router, fences, home DIY projects, etc.