Suburban ST-42 Tankless Water Heater – Model 5381A

The Suburban ST-42 Tankless Water Heater delivers an endless supply of hot water at a consistent temperature set by the RV owner. Thanks to its tankless design, it only engages the burners when hot water is needed, making it energy-efficient for hot showers, washing dishes, or cleaning off after outdoor activities. The unit includes a wall-mounted digital control center for easy setup and operation.

Designed with a comprehensive array of safety and protection features, the ST-42 ensures worry-free use. Key features include Flame Out Protection, Scald Protection via an internal high-temperature kill switch, and a child lock that prevents temperatures from exceeding 113°F. It also has automatic fan monitoring to detect airflow interruptions, active freeze protection, and a pressure release safety valve.

With a maximum temperature of 131°F, the ST-42 offers reliable and safe hot water, backed by a 2-year limited warranty.

Key Features:

• Flame Out Protection automatically cuts gas supply if propane pressure is low or burner malfunctions
• Scald Protection with internal high-temperature kill switch to prevent thermostat failures
• Child Lock limits outlet temperatures to 113°F for safety
• Automatic Fan Monitoring ensures gas supply is cut if airflow is disrupted
• Active Freeze Protection protects against low temperatures with power and propane available
• Pressure Release Safety Valve for added protection
• Voltage Protection shuts down the unit if voltage is outside safe limits
• 2-Year Limited Warranty for worry-free operation

Specifications:

• Dimensions: 
• Width: 12-3/4 Inch
• Height: 12-1/2 Inch
• Depth: 13 Inch
• BTU/h Inputs: 42,000
• Access door sold separately *

Please measure the space your using to ensure this product fits in the appropriate location.