Price of grounding pin for distribution box

Grounding pins or bars for distribution boxes typically range from $5 to $25 depending on size, material, and number of terminals.

Typical Options and Prices

• Amazon offers bridge-type grounding bars with 4 to 12 holes, made of copper or tin-plated aluminum, priced around $5–$15 for small residential kits .
• LOLEETTE provides pure copper grounding terminal blocks in 4, 5, 6, and 8-hole configurations, suitable for both residential and industrial applications, with prices generally in the $8–$20 range .
• McMaster-Carr sells grounding buses and blocks with tin-plated copper and stainless steel terminals, designed for secure mounting and multiple wire connections. Prices vary by size and configuration, typically $10–$25 for small bars .
• Grainger stocks grounding strips, busbars, and kits for electrical enclosures, with pricing dependent on the number of terminals and material, often starting around $10 .
• UL Certified 8-Terminal Ground Bar Kits made of tin-plated aluminum are available for $12–$20, suitable for load centers, panel boards, and small distribution boxes .

Considerations When Purchasing

• Material: Copper offers superior conductivity, while aluminum is lighter and more cost-effective.
• Number of Terminals: Choose based on the number of ground wires in your distribution box.
• Compatibility: Ensure the bar fits your distribution box dimensions and wire gauge (commonly #16 to #4 AWG).
• Certification: UL-certified products ensure compliance with safety standards. For a simple residential distribution box, a 4–8 terminal copper or aluminum grounding bar is usually sufficient, with prices typically between $5 and $20 depending on the supplier and material.