Protection and switchgear typically add $150,000–$2,000,000 per substation, while site, permits, and commissioning average $100,000–$600,000. A conservative all-in estimate for a mid-range project is $3,000,000–$8,000,000. Table below assembles core cost components. Total project ranges: A small, compact distribution substation can start around $1,000,000 and climb toward $3,000,000 for modest upgrades. Each piece of equipment is given more than one (1) type. Why? Consider a 345kV – 138kV station, if there's one breaker present. Disclaimer: Prices are approximate and may shift based on your specs or currency fluctuations (quoted in USD). Why Choose PINEELE Compact Substations? Looking for a reliable supplier? PINEELE stands out in the world of medium-voltage compact substations. Here's why they're a top pick: Tough Build:. This article explores the price range for electrical substations, offers a comprehensive cost comparison, and sheds light on the significance of distribution transformers and switchgear within these installations.