The Westlake JB442 PVC junction box (4″ × 4″ × 2″) offers reliable protection with its durable, UV- and impact-resistant PVC body, threaded brass inserts, and gasketed cover. With a 25.4 cu-in capacity and NEMA 1/2/3/4/4X/12/13 rating, it suits commercial, residential, industrial, and corrosive setting installations.
As a 100% Canadian-owned electrical wholesaler, Evolt provides the Westlake JB442 at competitive wholesale pricing, backed by fast shipping across Alberta and BC and expert support teams. This “under-the-radar” brand offers national-grade quality without the inflated rebates or markups typical of big distributors.
Frequently Asked Questions
Q: Can I use the JB442 outdoors?
A: Yes—the gasketed cover and NEMA 4/4X rating ensure protection against dust and water, making it suitable for outdoor environments.
Q: How do I mount this junction box?
A: It features threaded brass inserts and mounting feet—just use screws and seal fittings appropriately for your conduit.
Q: Does the box handle corrosive conditions?
A: Absolutely. PVC resists acid, alkali, salt mist, and most common corrosives, making JB442 ideal for harsh environments.
Common Use Scenarios
Residential remodels – adding or relocating wiring behind walls or cabinets.
Outdoor fixtures – connecting lighting, sensors, or switches on porches and garages.
Industrial & corrosive settings – chemical processing, wash-down areas, or food plants.
Installation Tips
Use PVC solvent connectors or O-ring threaded fittings to ensure a watertight seal even in wet or industrial environments.
Tighten screws evenly on the gasketed cover and verify torque on threaded leads to maintain NEMA 4X integrity.
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Westlake JB442 is a 4 × 4 × 2″ gray PVC junction box with threaded brass inserts, gasketed cover, and 25 cu‑in capacity. Rated NEMA 1/2/3/4/4X/12/13, it’s ideal for PVC conduit systems in indoor, outdoor, or corrosive environments.