Fisoceny 4 Gallon Under-Sink Water Heater — Instant Hot Water, 1500W, 120V, 3-Way Diverter Valve

Compact, Reliable Hot Water On Demand

The Fisoceny 4 gallon tank water heater is designed to live under your sink, in an RV, or in a small office without crowding your space. With a 1500W element at 120V, it warms quickly and quietly, delivering usable hot water when you need it for dishes, face washing, or quick meal prep. Its 4-gallon capacity is tuned for steady use in compact environments, helping you manage daily tasks with less waiting time.

Fast Heating and Quick Recovery

• Heats water to a usable temperature in roughly 5–10 minutes, reducing typical waiting times.
• 95% thermal efficiency minimizes heat loss while delivering consistent hot water.
• L-shaped heating element expands the heating surface for faster warm-up and better recovery after use.

Safe, Durable, and UL-Certified

• UL certification confirms compliance with safety standards for residential and commercial use.
• 304 stainless steel tank with seamless welding provides a sturdy, long-lasting structure.
• Corrosion resistance, high pressure tolerance, dry-burning prevention, and overheating protection support reliable operation.

Easy Installation and Flexible Use

• Includes a pressure release valve and adapter hose; compatible with a 1/2" FIP interface for straightforward setup.
• Can be wall-mounted or floor-mounted to fit under sinks, in kitchens, RVs, trailers, camping setups, offices, or bathrooms.
• Simple temperature adjustment via a mechanical knob, spanning 86 to 149 °F for versatile comfort.

Efficient Insulation and Energy Savings

• Smart temperature control chip automatically switches to insulation mode once the set temperature is reached.
• Fluorine-free polyurethane foam insulation minimizes heat loss and extends the time hot water stays ready.

Capacity, Specs, and Practical Notes

Designed for 110–120V AC operation with a maximum working pressure of 108 psi and a recommended 15 A circuit. This model emphasizes practical hot water for daily chores without oversizing your space or power needs.

Whether you’re upgrading a kitchen setup, outfitting an RV, or equipping a compact office or bathroom, the Fisoceny 4 gallon under-sink heater offers a balanced combination of speed, safety, and adaptability. It’s a pragmatic solution that favors reliable performance and space-conscious design over grand claims.