The Best Hot Tub Heaters 240 Volt - December 2021

Based on the analysis of 6,946 reviews.



Best Seller Best Value
Balboa M7 Hot Tub Spa Heater Assembly OEM w Sensors 4 0kW 240V 1 0kW 120V product image


Top Choice
Ecosmart ECO 36 Electric Tankless product image


Replacement Flo Thu Spa Heater Element product image


Heater Element Thru replace balboa product image


Smart Low Flow Heater Replacement for Sundance Spa Hot Tub 5 5kW 6500 310 6500 301 product image


Rinkmo Electric Tankless Water Heater 24KW 240V Instant On Demand Residential Electric Hot Water product image


GENERIC Incoloy 800 Universal Flo Thru product image


Balboa 25 175 1010 VS M7 OEM Heater Assembly 5 5KW 220V 58083 product image


EcoSmart ECO 27 Modulating Technology product image


EcoSmart ECO 11 Modulating Technology product image

Top Hot Tub Heaters 240 Volt Brands

Bosch Thermotechnology

BOSCH is a major worldwide supplier of technology and services including merchandise for domestic hot water generation.   Our operations cover Mobility Solutions, Industrial Technology, Consumer Goods, and Energy and Building Technology.

BOSCH improves quality of life globally with products and services which are innovative and spark enthusiasm. In short, BOSCH creates technology that is "Invented for life." When designing our programs, we pay careful attention to combining efficient use of natural resources, system flexibility, and consumer friendliness. By continuously developing new products and technology we work to provide you real value in functionality, comfort, and efficiency. We think that continuous innovation supports a cleaner, more healthy environment, and creates greater benefits for you. Whether you are replacing a secondhand tank water heater, then renovating a master bath, kitchen, cellar or building a new home, you can trust BOSCH for a premium excellent water heating option that's a perfect fit for your needs. With over 125 decades of engineering expertise, BOSCH products are made to work together seamlessly to permit professional contractors the ability to set up the most effective, customized system for your needs.  

See all Bosch Thermotechnology products