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 TIH525 27" copper immersion heater is a reliable 3kW heating solution designed for soft water areas. Supplied with a 7" dual safety RDT thermostat, it features durable copper construction, a 2 1/4" boss fitting, and resettable safety protection—ideal for efficient domestic hot water heating.
The Tesla TIH 535 Premium 36" Copper Immersion Heater & Thermostat is a high-performance, energy-efficient solution for providing consistent and reliable hot water in domestic and commercial settings. Manufactured from premium-grade copper, this 36-inch immersion heater offers exceptional heat transfer and corrosion resistance, ensuring long-lasting durability. The integrated thermostat provides precise temperature control, preventing overheating and optimising energy consumption. Designed for use in vented hot water cylinders, this immersion heater is easy to install and guarantees efficient water heating for high-demand systems.