Features: Suitable for 005899f R0012200 thermal cut off fuses rollout switches, offers dependable protections against overheating and breakdowns for your pool heater. Melting temperature 152°C, 250V, 15A, making replacing old or worn out thermal cut off fuses swimming pool heater parts easy and convenient. Designs for ease of installation, the thermal cut off fuses can be replaced without needing professional help or tool. Automatically disconnects the circuit at excessive temperatures for effective overheating protections, ensuring heater safety. The fuses casing is crafted from ceramics, offering excellent heat dissipation efficiency and superior explosions proof performances. Specifications: Component: Ceramics Size: about 4x3.3cm/1.57x1.3inch Voltages: 250V Current: 15A Melting temperature: 152℃ Package Includes: 2pcs Pool Heater Rollout switches Thermal fuses Kits note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to difference between different monitors, the picture may not reflect the actual color.