How do the recessed fireplace heaters handle voltage fluctuations and power surges to ensure safety and longevity?

Update:11 Oct
Recessed fireplace heaters, like other electronic appliances, are designed with various safety features to handle voltage fluctuations and power surges. These features ensure the safety of the unit and its longevity:
1.Voltage Regulators:
Recessed fireplace heaters are equipped with advanced voltage regulators designed to stabilize incoming electrical supply. These regulators ensure a consistent and safe voltage level, even when there are fluctuations in the power grid. By maintaining a steady voltage, the internal components of the heater are protected from potential damage caused by erratic power supply.
2.Surge Protectors:
Integrated surge protectors are a fundamental component of recessed fireplace heaters. These devices are engineered to detect sudden spikes in voltage and divert excess electrical energy away from the appliance. By redirecting the surge away from sensitive components, surge protectors shield the heater from immediate damage, preserving its operational integrity.
3.Circuit Breakers:
Recessed fireplace heaters feature built-in circuit breakers that act as fail-safes during power surges or overloads. These circuit breakers are designed to trip and cut off the power supply if the current exceeds safe levels. By doing so, they prevent overheating and potential electrical fires, ensuring the safety of both the appliance and the surrounding environment.
4.Thermal Overload Protection:
Thermal overload protection is a sophisticated mechanism integrated into recessed fireplace heaters. This feature constantly monitors the internal temperature of the appliance. If the temperature surpasses a predefined threshold due to voltage fluctuations or extended usage, the thermal overload protection automatically shuts down the heater. Once the unit cools down to a safe temperature, it resumes operation, preventing any damage to the internal components.
5.Quality Components:
Manufacturers employ high-quality electronic components and wiring within recessed fireplace heaters. These components are specifically chosen for their durability and ability to withstand fluctuations within specified voltage ranges. Rigorous quality control measures are implemented to ensure that each unit is equipped with reliable parts, guaranteeing resilience against power variations.
6.Compliance with Safety Standards:
Reputable manufacturers adhere to stringent safety standards and regulations governing electrical appliances. Recessed fireplace heaters are meticulously designed and tested to meet or exceed these standards. Compliance with safety regulations ensures that the heaters are engineered to handle voltage fluctuations and power surges effectively while prioritizing user safety and product longevity.
7.Warning Systems:
Advanced recessed fireplace heaters are equipped with intuitive warning systems. These systems, such as indicator lights or error codes, promptly alert users to potential issues related to voltage fluctuations or power supply irregularities. By providing clear notifications, these warning systems empower users to take necessary actions, ensuring the continued safe operation of the appliance.

EF-14B 35’’ Curved Face Wall Mounted Fireplace, with Log Ember Bed
2 heating settings: 1000W/200W for 220-240V,50/60Hz
750W/1500W for 100-130V/60Hz
LED lights
Log fuel effect
Curved mirror tempered glass front panel
Adjustable flame brightness
Alternative manual control panel
Remote control for choice(on/off, dimmer, heating 1 and heating 2)
Safety thermostat cut off device