A 120 Volt Jacket Water Heater Element is used in engine coolant heaters to heat the engine coolant in cold weather conditions. The element is designed to be submerged in the engine coolant and is powered by a 120-volt electrical supply. The jacket water heater element protects the element, and helps to distribute heat evenly throughout the engine coolant. Attributes:• Reduces emissions by improving engine performance and reducing the need for idling in cold weather conditions• Manufactured precisely with exact dimensions and tolerances to give improved durabilityApplications:A 120 Volt Jacket Water Heater Element is designed to heat the engine coolant quickly and efficiently, reducing engine wear and tear and improving fuel efficiency.