The answer to 'carbon monoxide detector tripping breaker' is that a carbon monoxide (CO) detector tripping the circuit breaker is often caused by a faulty or malfunctioning detector. This can happen if the CO detector is old, improperly installed, or if there is an actual carbon monoxide issue in the home.
Some common causes include a bad sensor in the CO detector, a wiring issue, or a problem with the electrical circuit. If the CO detector is tripping the breaker, it's best to have a professional electrician inspect the situation to determine the root cause and make any necessary repairs. Attempting to bypass or ignore a tripping CO detector can be extremely dangerous and should never be done.