Price of power distribution equipment and distribution boxes

Power distribution boxes range from around $17 for basic units to over $24,000 for high-capacity industrial models.

Residential and Light-Duty Boxes

For smaller or temporary setups, such as home or RV use, prices typically range from $17 to $1,645 depending on amperage, number of outlets, and features like GFCI protection and weatherproofing . Examples include:

• Champion Power Equipment 50A distribution box with multiple outlets and RV adapters: approximately $326–$341 .
• CEP temporary power boxes with 4–6 outlets, 30–50A inlets: $506–$1,017 .

Commercial and Industrial Boxes

For higher-capacity or professional-grade units, prices increase significantly:

• Generator power distribution boxes for construction sites or events: $710–$2,159 for 30–50A, 125/250V models .
• Large portable power distribution carts with 200–400A input and multiple outlets: $7,989–$28,516 .
• High-end industrial units with 600–800A capacity and 3-phase output: $23,199–$24,199 .

Specialty and Online Marketplace Options

• eBay and other marketplaces offer a variety of new and used boxes ranging from $27 to $479 for smaller or mid-range units, including IP65-rated weatherproof enclosures and multi-circuit configurations .
• McMaster-Carr and City Electric Supply provide a wide selection of boxes for residential, commercial, and industrial applications, with pricing varying by amperage, number of outlets, and enclosure type .

Factors Affecting Price

1. Amperage and Voltage Rating – Higher current capacity and three-phase systems cost more.
2. Number of Outlets – More outlets and specialized receptacles increase cost.
3. Material and Durability – Weatherproof, corrosion-resistant, or stainless steel enclosures are pricier.
4. Safety Features – GFCI protection, surge protection, and circuit breakers add to the price.
5. Portability and Accessories – Carts, handles, and included cords or adapters can increase the total cost.
6. Brand and Compliance – OSHA-compliant or certified units from reputable brands like Champion, Generac, or CEP are generally more expensive. In summary, basic residential distribution boxes start around $17–$50, mid-range professional boxes are $300–$2,000, and high-capacity industrial units can exceed $20,000, depending on amperage, phase, and features .