Suburban | RV Tankless Continuous Water Heater | 5281A | 5186A | 5286A | IW60 | ST-60

Suburban’s NAUTILUS On Demand RV Water Heater delivers continuous hot water with unmatched efficiency and flexibility. Featuring a microprocessor-controlled system with a self-modulating range of 15,000-60,000 BTU/h, it provides precise temperature control from 95-130°F, ensuring you never run out of hot water. With built-in freeze protection and a lightweight design, this unit is engineered for reliable performance and easy installation.

• Continuous Hot Water: Enjoy endless hot water with Suburban's advanced on-demand system, eliminating the need for tank reheating.
• Efficient Operation: Microprocessor-controlled with a self-modulating range of 15,000-60,000 BTU/h and precise temperature settings (95-130°F).
• Freeze Protection: Equipped with powered and non-powered freeze protection to ensure reliable performance in cold conditions.
• Advanced Combustion System: Features a 2-stage modulating combustion system for consistent water temperature and energy efficiency.
• Durable Construction: Includes a porcelain-lined steel tank and anode rod for long-lasting durability and resistance to electrolytic action.
• Easy to install access door and frame, sold separately, for convenient accessibility
• All part numbers 5281A, 5186A, 5286A, IW60, and ST-60 correspond to the same water heater model
• Previous SKU: 5186A, 5286A, IW60, ST-60