The answer to 'price of carbon monoxide detector' is that the typical cost for a residential carbon monoxide (CO) detector ranges from $20 to $100, depending on the features and quality. Factors that affect the pricing include the type of sensor technology, whether it's a standalone unit or part of a smart home system, and if it has additional features like digital displays, voice alerts, or interconnectivity with other detectors.
It's important to choose a CO detector that meets safety standards and is appropriate for your home size. Getting quotes from local electrical contractors or home improvement stores can help you find the right detector at the best price for your needs.