The Tesla 23" 3kW Copper Immersion Heater with Rod Thermostat (TIH520) is designed for efficient hot water heating in domestic systems. Featuring a 23-inch copper element and built-in thermostat, it is ideal for use in soft water areas. Suitable for standard hot water cylinders, but not recommended for stainless steel tanks.
The Tesla TIH 548 Premium 23" Incoloy Immersion Heater & Thermostat is a high-performance, corrosion-resistant heating element designed for efficient and reliable hot water heating. Crafted from premium incoloy, this 23-inch immersion heater offers exceptional resistance to scaling and corrosion, making it ideal for use in hard water areas and high-temperature applications. The built-in thermostat provides precise temperature control, preventing overheating and improving energy efficiency. Designed for vented hot water cylinders, this immersion heater ensures a consistent and dependable hot water supply for both residential and commercial applications.