Check the listing for details. Chronomite S-30L/240-W Instant Electric Tankless Hot Water Heater 220/240VAC. Color: White, Condition: Used, Made in United States. Listed at 67.25 USD. The Chronomite S-30L/240-W Instant Electric Tankless Hot Water Heater is a compact and efficient water heater that operates on a corded electric power source. With a voltage of 220/240V and an amperage of 13A, this tankless water heater/boiler from Chronomite Labs provides instant hot water with a power range of 2501-3000 W. It features an adjustable thermostat for customizable temperature settings and is designed for indoor mounting. The water connection is made through a 3/8 inch compression fitting on the side, making it a convenient and practical choice for home heating and cooling needs. Please see note from the previous owner in photos. 240 volt unit will not come on with only 217 volts.