Low-cost dehumidifiers are available through Amazon.com and Walmart. These sites have price range filters that exclude expensive options that are out of budget and sorting options for price that list the most inexpensive products first.
Amazon.com allows third parties to sell dehumidifiers through the online marketplace, so there is a wide range of prices for many products. These sellers offer new, used and refurbished options at various price points.
Walmart has further filters for clearance, rollback and sale items, and the website lists how much money is saved when compared to the original price. Some products can be purchased in physical stores, which removes shipping charges.