Universal compatibility: designed to fit a wide range of built‑in stove heads and common gas appliance connections. Works as a replacement thermocouple for gas fireplaces, gas heaters, patio heaters, gas logs, and propane systems. Reliable function: functions as a flame‑sensing thermocouple that detects burner flame and communicates with the gas valve to maintain safe operation. Ideal for restoring correct ignition and flame detection in older or worn systems. Durable construction: manufactured from durable materials to provide long‑lasting performance and dependable service life under normal use. Built to withstand the operating environment of gas appliances. Easy replacement and retrofit: compact design and standard connections make installation straightforward for maintenance or of compatible built‑in stove heads and gas appliance models. Saves time compared with custom parts or extensive rework. Key attributes at a glance: Function: thermocouple flame sensor for gas appliances Compatibility: gas fireplaces, built‑in stoves, gas heaters, patio heaters, gas logs, propane systems Performance: stable flame detection and reliable signaling to gas valves Construction: durable materials for long service life Applications / Use scenarios: 1) a worn thermocouple in a home gas fireplace to restore consistent ignition and reliable flame sensing. 2) Install as a replacement thermocouple in a patio heater before the outdoor season to ensure dependable operation. 3) Use as a propane thermocouple replacement for built‑in stove heads or gas logs when original components become unreliable. This thermocouple is a practical, compatible component for routine maintenance and of a variety of gas appliances, helping maintain safe and reliable operation without modifying appliance systems.