The answer to 'how much to replace dehumidifier' is that the cost can vary significantly depending on several factors. As a general range, you can expect to pay anywhere from $200 to $800 or more to replace a dehumidifier for a typical home.
The specific cost will depend on the size and capacity of the dehumidifier, the brand and features, whether it's a portable or whole-house unit, and the labor required for installation. Older, larger, or more complex dehumidifiers will be on the higher end of the price range. Additionally, the cost of parts, labor, and any necessary electrical or ductwork modifications can all impact the total replacement cost.