Here's the bottom line: a standard DIN rail feed-through terminal block (rated 600V, 20A–30A) ranges from $0. 50 per piece depending on brand, with European premium brands like Phoenix Contact and Weidmüller sitting at 3–5× the cost of Asian-manufactured alternatives from. Terminal Blocks are in stock with same-day shipping at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many terminal block manufacturers including Eaton, Molex, Phoenix Contact, TE Connectivity, Weidmuller, Wurth, & more. 18 (basic feed-through, domestic) to over $12. These are often used in high-current applications, but their purpose is. VAT included. VAT. Pricing (USD) Filter the results in the table by unit price based on your quantity.