The Sussman EW Series Electric Hot Water Boiler is a cutting-edge solution created to seamlessly integrate into a variety of heating applications. It offers easy installation without the need for flues, gas lines, or complicated combustion air requirements, making the setup simple while maintaining reliability and efficiency. It is available in sizes ranging from 12kW to 315kW, making it suitable for different heating needs. The boiler has been designed with an Insulated Carbon Steel Pressure Vessel built to ASME Section IV standards, ensuring its safety and durability with a design pressure of up to 150 PSIG. With zero emissions, a small footprint, and noiseless operation, it easily blends into any environment. Whether for space heating, process heating, or industrial applications, this boiler provides unbeatable performance, making it the perfect choice for comfort, reliability, and energy efficiency.


  • Size Range: 12kW to 315kW
  • ASME 150 psi max pressure
  • Fully packaged Solution for quick and easy single point connections
  • Compact footprint - Fits through standard doorway
  • NEW Advanced Electronic PID controls compatible with Building Management System via ModBus IP or built-in BacNet IP
  • Made in America
  • Approvals/Standards: UL834, ASME Section IV and ASME CSD-1 compliant


  • Ideal for new or retrofit installations, including single and multiple-unit installations.
  • Suitable for low-temperature systems such as snow melt and supplemental heat with heat pump systems.
  • Support a variety of applications including:
    • Apartment Complexes
    • Prisons / Correctional Facilities
    • Hospitals/ nursing homes/ Medical Centers
    • Hotels/ Entertainment Facilities
    • Schools/ Colleges/ Universities/ Dormitories
    • Commercial laundries
    • Government & Office buildings
    • Industrial applications

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