The price for recycling a 1.5-ton old air conditioner typically depends on factors such as the model, year, brand, usage, and maintenance records, usually ranging from a few hundred to over a thousand yuan. The exact recycling price is determined by local market conditions and the pricing strategy of the recycler. Generally, if the air conditioner is a well-known brand and model, is newer, has good usage, and no serious maintenance history, the recycling price will be higher. Conversely, if the model and brand are less recognized, the air conditioner is older, has poor usage, and a history of frequent repairs, the recycling price will be lower. It's important to note that when recycling old air conditioners, always choose a legitimate recycler to avoid dealing with unscrupulous merchants or illegal recycling channels, which can lead to unnecessary losses and environmental pollution. Additionally, protect your privacy and rights by not selling old electronic appliances to strangers or private recycling stations.