High-powered, tankless, marine grade. Hubbell Seafare MTXA is a high-capacity marine tankless electric water heater. On a tight ship, MTXA is wall mounted for a minimal footprint. American Bureau of Shipping (ABS) Type Approval is available as an option (at an additional cost). ASME certified and high-powered for larger service areas. MTXA is capable of flow rates up to 40 GPM with power ratings up to 162 kW. The on-demand design reduces stand-by heat loss and operating costs. Fabricated with high-grade materials for a long operating life. Non-ASME certified version here.