The phrase "a common appliance" is correct and usable in written English.
It can be used to refer to a household device or tool that is frequently found in many homes.
Example: "The microwave is a common appliance in modern kitchens, used for reheating food quickly."
Alternatives: "a typical device" or "a standard appliance".
Such as the things you can't afford and a dishwasher or some common appliance.
Because it represents an apparent improvement in safety over conventional lifeboat systems, the free-fall lifeboat has become a common lifesaving appliance on cargo ships and fixed offshore installations.
Not until the 1940s did the modern clothes dryer become a common household appliance.
By far the most common appliance used in baking is the oven.
In particular, our work group started a R&D programme on micro-cogeneration in 1995: a laboratory, equipped with the most common appliances (washing-machine, dishwasher, storage water heater, …), has been built and some MCHP prototypes have been tested too.
A draft report by the Environmental Protection Agency says there is a possible link between cancer and low-level electromagnetic fields generated by common appliances and power lines.
Clean energy technologies, green transportation, and efficient common appliances can all help to reduce carbon emissions and pollution that damage biodiversity.
The march of progress here is not as plodding as it might seem, however: technology companies have, in the span of just a half dozen years for the smartphone, and just a couple of years for tablets, refined radical reductions of computing as we knew it into experiences that both increasingly approach common appliances in their simplicity and traditional computers in their full-blown utility.
I reacted with childlike amazement at common appliances like convection ovens and clothes dryers".
