Suburban Nautilus on Demand RV Water Heater IW60A 5187A

With no storage tank to heat water, the Nautilus on demand RV Water Heater reduces weight and increases efficiency by only operating when the need for hot water arises.

It uses an exclusive 60,000 BTU Two-Stage Modulating Combustion System (MCS) which instantaneously adjusts the LP gas input to provide consistent and endless comfort regardless of your hot water needs

• Exclusive 60,000 BTU Two Stage Self Modulating Combustion System
• Built-in Freeze Protection
• Only 16.3 kg installed
• Two year Limited Warranty

The Two-Stage MCS Monitors:

• Inlet water temperature
• inlet water flow
• output water temperature
• Combustion air fan speed
• Heater exchanger & burner operations