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Suburban Model Number SW4D Water Heater 4 Gallon - S6U5135A

Suburban Model Number SW4D Water Heater 4 Gallon - S6U5135A

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Suburban Model Number SW4D Water Heater 4 Gallon - S6U5135A

The Suburban Advantage line of RV water heaters includes high recovery gas, gas/electric combination, gas/electric/motor aid and tankless, continuous models with sizes and features to match the requirements of almost any RV. Tank capacities include 4, 6, 10, 12 and 16 gallon models and tankless models provide up to 60,000 BTUH of endless hot water. Quality, efficiency, features, service, and selection - for more than 30 years, these have been the gold standard of Suburban water heaters. Take ADVANTAGE of Suburban’s expertise and reliability with longer lasting residential style tank and tankless water heaters.

Features
  • Features An Indoor Mounted Switch Which Controls The Water Heater Ignition And Operation
  • Porcelain-Lined Steel Tank For Long Life
  • Replaceable Anode Rod Provides Further Corrosion Protection
  • Fast Recovery Rate
  • Convenient Exterior LP Gas Line Connection
  • One-Piece, Die-Formed Metal Control Housing Protects Controls From The Weather
  • Copolymer Insulation Jacket Specially Fitted To The Tank To Retain Heat
  • Limited 2 Year Warranty And Limited 3 Year Tank Warranty
  • Type: LP Gas
  • Model: SW4D
  • Capacity: 4 Gallon
  • Ignition Type: Direct Spark Ignition
  • Wattage Rating: Not Applicable
  • BTU Level: 9000 BTU
  • Width: 12-11/16 Inch
  • Height: 12-11/16 Inch
  • Depth: 16-3/16 Inch
  • With Access Door: No
  • With Indicator Light: No
  • With Mounting Hardware: No
What Our Experts Think
  • Compact & Efficient: The Suburban SW4D offers a 4-gallon capacity, perfect for RVs with limited space.

  • Reliable LP Gas Operation: Provides quick and consistent hot water while maximizing propane efficiency.

  • Durable Construction: Built with high-quality materials for long-lasting performance.

  • Easy Installation: Designed for seamless integration into RV plumbing systems.

  • Low Maintenance: Accessible components simplify servicing and upkeep.

  • Trusted Brand: Suburban is known for dependable and efficient RV water heating solutions.

Q&A

Q: What is the Suburban SW4D Water Heater S6U5135A?
A: The Suburban SW4D S6U5135A is a 4-gallon LP gas water heater designed for RVs, providing reliable and efficient hot water for small spaces.

Q: Is this water heater compatible with my RV?
A: This model is designed for RVs that support Suburban 4-gallon LP gas water heaters. Always verify your RV’s specifications before purchasing.

Q: What are the key benefits of this water heater?
A: It features a compact 4-gallon capacity, a porcelain-lined steel tank for durability, a fast recovery rate, and a direct spark ignition for convenient startup.

Q: How do I install the SW4D S6U5135A water heater?
A: Installation requires a proper LP gas connection and secure mounting. Follow the manufacturer’s instructions or consult a professional for safe installation.

Q: Why choose this Suburban water heater?
A: Designed for efficiency and durability, it provides a consistent hot water supply for RV showers, cooking, and cleaning, making it ideal for compact RV setups.

Maintenance Tips
  • Flush Tank Regularly – Drain and flush every 6-12 months to remove sediment buildup and maintain efficiency.

  • Inspect & Replace Anode Rod – Check periodically and replace if more than 50% worn to prevent tank corrosion.

  • Clean Burner & Vent – Keep the burner and vent area free from dust and debris for optimal gas operation.

  • Check Gas Connections – Inspect for leaks and ensure secure fittings for safe operation.

  • Test Pressure Relief Valve – Lift and release the valve handle to confirm proper function and prevent leaks.