{"product_id":"ip68-waterproof-junction-box-submersible-cable-potting-seal","title":"IP68 Waterproof Junction Box | Submersible Cable Potting Seal","description":"\n\u003ch2\u003eIP68 Waterproof Cable Potting Junction Box – Built for Outdoor \u0026amp; Underground Use\u003c\/h2\u003e\n\u003cp\u003eKeep your outdoor cable connections completely protected with this heavy-duty \u003cstrong\u003ewaterproof junction box\u003c\/strong\u003e. Engineered with advanced potting compound filling technology, it creates an airtight, fully sealed enclosure around cable connection points — ideal for buried, submerged, and exposed outdoor installations such as garden lighting, LED light strips, landscape wiring, and underground electrical runs.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIP68 Waterproof Rating:\u003c\/strong\u003e Potting compound completely seals all cable entry points, delivering maximum protection against water ingress, moisture, and humidity — even when buried or submerged.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExcellent Insulation Performance:\u003c\/strong\u003e High-grade potting compound and PP housing deliver outstanding insulation resistance, minimizing leakage risk and keeping your wiring and equipment safe.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCorrosion \u0026amp; Chemical Resistant:\u003c\/strong\u003e The junction box shell is made from high-quality modified PP plastic with strong resistance to acids and alkalis, significantly extending its service life in harsh outdoor environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuick \u0026amp; Easy Installation:\u003c\/strong\u003e Simply pull off the partition strip of the included aluminum foil bag to mix the potting compound — no mess, no splashing, no overflow. Fast and clean installation every time.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Compressive Strength:\u003c\/strong\u003e The robust PP shell resists crushing and impact, protecting internal connections even under soil pressure, foot traffic, or accidental force.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTransparent Design:\u003c\/strong\u003e Clear housing lets you visually verify the fill level and connection quality without disassembly.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1kV Rated:\u003c\/strong\u003e Suitable for low-voltage cable connections up to 1kV for added versatility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eModified PP Plastic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTransparent\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e180×40×45 mm (7.09×1.57×1.77 in) \u0026amp; 270×55×55 mm (10.63×2.17×2.17 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e175g (small) \/ 365g (large)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWaterproof Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP68\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1kV\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Includes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 × Cable Potting Waterproof Junction Box Set\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eIdeal Use Cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eUnderground cable splices and buried wiring runs\u003c\/li\u003e\n  \u003cli\u003eOutdoor LED strip light and garden lighting connections\u003c\/li\u003e\n  \u003cli\u003ePond, fountain, and landscape irrigation wiring\u003c\/li\u003e\n  \u003cli\u003eExterior wall and pathway lighting installations\u003c\/li\u003e\n  \u003cli\u003eAny cable junction requiring long-term weatherproofing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor further information on electrical safety standards and best practices for outdoor wiring, visit the U.S. Consumer Product Safety Commission – Electrical Safety.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the waterproof rating of this junction box, and can it be fully buried underground?\u003c\/h4\u003e\n\u003cp\u003eA: This waterproof junction box carries an IP68 rating, meaning it is fully protected against continuous water immersion. It is specifically designed for buried and submersible outdoor applications, making it safe for underground cable splices and garden wiring installations.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How does the potting compound work, and is installation difficult?\u003c\/h4\u003e\n\u003cp\u003eA: The included potting compound comes pre-measured in an aluminum foil bag separated by a partition strip. Simply pull off the strip to allow the two compounds to mix, then pour the mixture into the junction box over your cable connections. There is no splashing or overflow — the compound cures to form a permanent, waterproof, insulating seal around all connection points. Installation is straightforward and requires no special tools.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What size options are available, and which should I choose?\u003c\/h4\u003e\n\u003cp\u003eA: This junction box is available in two sizes: a smaller 180×40×45 mm (approx. 7.1×1.6×1.8 in) option suited for compact cable runs and LED strip connections, and a larger 270×55×55 mm (approx. 10.6×2.2×2.2 in) option for thicker cables or multiple wire splices. Choose based on the diameter and quantity of cables you need to seal.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this junction box suitable for LED light strip connections outdoors?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — this box is specifically referenced for outdoor LED light strip protection. Its IP68 seal, corrosion-resistant PP shell, and 1kV-rated insulation make it an excellent choice for protecting LED strip junctions, garden light wiring, and similar low-voltage outdoor lighting cable connections.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the waterproof rating of this junction box, and can it be fully buried underground?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This waterproof junction box carries an IP68 rating, meaning it is fully protected against continuous water immersion. 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