Various appliances have different general lifespans.
Refrigerators - Despite running almost non-stop, these large appliances should last about 12-14 years, depending on your fridge's model and style.
Washing Machines - These workhorses will last you 10 years or more but check the parts regularly.
Air Conditioners - Take care of your air conditioner and it can easily last you 15 - 20 years.
Gas Grills - This tough appliance will last you 5 - 15 years. Keep your grill alive by cleaning it regularly and storing it properly.
Coffee Makers - Depending on how often you brew coffee, these small appliances can last you for 5 - 10 years of service.
Note that you can exceed or shorten these ranges by taking better care of your appliances.