The Tesla TIH 525 Premium 27" Copper Immersion Heater & Thermostat is a high-performance and energy-efficient heating element, designed to provide consistent and reliable hot water for domestic and commercial use. Constructed from premium-grade copper, this 27-inch immersion heater ensures superior heat transfer and corrosion resistance, offering long-lasting durability. The integrated thermostat provides precise temperature control, preventing overheating and reducing energy consumption. Ideal for use in vented hot water cylinders, this immersion heater is easy to install and guarantees efficient water heating.