Suburban Model Number SW10D Water Heater 10 Gallon - 5242A

Suburban Model Number SW10D Water Heater 10 Gallon  - 5242A

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

• Uses A Porcelain-Lined, Steel Water Heater Tank With An Anode Rod To "Absorb" The Electrolytical Action
• Pressure Tested Twice During The Manufacturing Process To Ensure Its Integrity
• A 1440 Watt Incoloy Electric Element Provides A Recovery Rate Of 6 Gallons Per Hour
• Features An Indoor Mounted Switch Which Controls The Water Heater Ignition And Operation
  

Specifications

What our Experts Think

Q&A

Q: What is the Suburban SW10D Water Heater – 5242A?
A: A 10‑gallon propane RV water heater with direct spark ignition designed for dependable hot water on the road.

Q: What fuel and power does it use?
A: It operates on LP (propane) gas with 12 V direct spark ignition (DSI) for easy startup.

Q: How much hot water does it provide?
A: Offers a 10‑gallon capacity suitable for showers, dishes, and everyday RV use.

Q: How quickly does it heat water?
A: Features a 12,000 BTU burner with fast recovery for reliable hot water supply.

Q: What makes it durable?
A: Built with a porcelain‑lined steel tank and replaceable anode rod for corrosion protection and long life.

Q: Is installation straightforward?
A: Yes — designed for standard RV water heater openings for easy replacement or upgrade.

Q: Is it safe and efficient?
A: Yes — engineered for efficient LP gas operation and reliable performance in RV use.

Maintenance Tips

• Flush and Drain: Periodically drain and flush the tank to remove sediment buildup and maintain heating efficiency.

• Inspect Anode Rod: Check the replaceable anode rod annually (or with season use) and replace it if heavily corroded to protect the porcelain‑lined steel tank.

• Check Ignition & Gas Lines: Ensure direct spark ignition operates reliably and inspect LP gas connections for leaks or wear.

• Vent & Access Clearance: Keep vent openings and access area clear of debris to ensure proper combustion and airflow.

• Monitor Performance: Watch for unusual noises, slower recovery, or inconsistent hot water—these can signal internal issues.

• Professional Service: Have a qualified technician inspect and service the heater annually, especially before heavy seasonal use.