Lowe's standard junction boxes sell for around $18, with prices ranging from $13 to $63. Polycase offers plastic and polycarbonate models starting at about $5. Yueqing Beigang Industrial Socket Distribution Box is an electrical distribution device that adopts a plug-in method, which is more convenient and practical than traditional terminal wiring. The built-in circuit breaker group ensures working performance and reliability, and is easy to use and safe. the solutions from HENSEL show their particular strengths. Moisture, dirt, heat or other physical external influences can impair safe energy distribution. Every payment you make on Made-in-China. Claim a refund if your order doesn't ship, is missing, or arrives with product issues. Designed for outdoor applications, our junction box features a double-slope. Junction box costs range from low‑price indoor models ($10‑$60) to weatherproof units ($70‑$450), with installation averaging $100‑$300 depending on location and materials.