Heat Exchanger Market Value
Analysis of 1,091 heat exchanger listings to determine current market pricing.
What you'll usually pay
💡 Used ones cost about 20% more here.
👉 In short easy summary
The best value is found in brass units, which sit 59% below the market median. High-end pricing is driven by cast iron materials (+89%) and premium brands like Vaillant (+250%).
💚 Best value for your money
Price by material
Why? Prices range from budget-friendly brass at 31.29 to premium cast iron at 144.25.
Price by brand
Why? Costs vary significantly between unbranded units at 20.55 and Vaillant units at 267.41.
🛒 Some on sale right now
Common questions
What is the median price for a new versus used heat exchanger?
The median price for new units is 64.96, while used units have a higher median of 78.25.
Which brand is the most expensive on the market?
Vaillant is the most expensive brand listed with a median price of 267.41.
How does the price of copper heat exchangers compare to the market median?
Copper heat exchangers are 67% more expensive than the market median, with a median price of 128.07.
How we got these numbers
Worked out from 200 live eBay listings (price range $5–$507, odd outliers ignored). These are asking prices, so use them as a guide. Last checked July 26, 2026.