The Westlake JB12124 PVC junction box (12″ × 12″ × 4″) is a high-capacity, gasketed enclosure made from UV- and impact-resistant PVC. Designed for use with rigid PVC conduit, it features threaded mounting, a watertight NEMA 1/2/3/4/4X rating, and a roomy 578 cu‑in interior—perfect for commercial, industrial, and outdoor electrical installations.
As a 100% Canadian‑owned wholesaler, Evolt offers this junction box at competitive pricing, bundled with fast shipping across Alberta and BC, and supported by knowledgeable service teams. Electrically rated quality PVC construction without overpaying for rebates or inflated national-brand pricing.
Frequently Asked Questions
Q: Is JB12124 suitable for outdoor installations?
A: Yes the gasketed cover and NEMA 4/4X rating ensure dust and water-resistance for outdoor use.
Q: What conduit type is compatible?
A: Designed for use with rigid PVC conduit threaded mounting simplifies installations.
Q: Can this box be used in corrosive or acidic environments?
A: Absolutely—PVC resists corrosion from chemicals, acids, and alkalis, making it ideal for harsh conditions.
Common Use Scenarios
Commercial buildings – protect wiring and join conduits in ceiling and wall systems.
Outdoor/industrial sites/barns – durable enclosure for lighting controls, sensor wiring junctions.
Corrosive environments – ideal for agricultural, chemical, or food‑processing facilities.
Installation Tips
Mount securely using the threaded bosses to maintain sealed fit and prevent moisture ingress.
Use PVC solvent or O-ring connectors for rigid conduit entry, ensuring watertight integrity inside the box.
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Westlake JB12124 is a 12 × 12 × 4″ gray PVC conduit junction box with gasketed cover, offering 578 cu‑in capacity and NEMA 1/2/3/4/4X-rated protection. Ideal for PVC rigid conduit systems in commercial, industrial, and outdoor wiring applications.