WISKA Combi 407 White Junction Box Enclosure

The WISKA Combi 407 White Junction Box Enclosure is a robust and versatile solution engineered for extreme conditions, suitable for both indoor and outdoor installations. Its strong thermoplastic housing, constructed from two separate polypropylene (PP) components, offers exceptional durability. Unique design features include ribbed corners for added strength and the distinctive WISKA bellied cover, which provides approximately 10% more internal space for easier cable management and component installation.

This enclosure ensures quick and secure closure with rust-free, captive quick-release fasteners, allowing the box to be sealed with just a quarter turn. A high-grade TPE sealing gasket delivers reliable protection against moisture and dust, achieving an impressive IP66/IP67 protection class. For hassle-free installation, the box features combined threaded and membrane entries that require no tools or locknuts.

Built to withstand challenging environments, the Combi 407 is impact-resistant, shatter-proof, and resistant to weather, UV exposure, fats, mineral oil, diesel, weak acids, strong alkalis, and alcohol. It is also flame-retardant and halogen-free for enhanced safety. The enclosure can be securely mounted using either mounting clips or its four internal fixing openings located outside the critical sealing area.

With a broad operational temperature range from -30°C to 100°C and safe installation temperatures between -5°C and 60°C, it is ready for use in diverse settings. It is rated for voltages up to 690V and accommodates cables from 3mm to 12mm in diameter, with a rated cross-section of 4mm². Ideal for commercial, industrial, and domestic electrical applications, this junction box combines practical design with superior protection for reliable long-term performance.