Suburban Gas-Electric Water Heater SW10DE - 5243A
The Suburban Advantage Line of RV Water Heaters
The Suburban Advantage line of RV water heaters includes a variety of models to meet almost any RV’s needs. Options available are:
Features
- High Recovery Gas
- Gas/Electric Combination
- Gas/Electric/Motor Aid
- Tankless, Continuous Models
- Uses a porcelain-lined steel water heater tank with an anode rod to "absorb" electrolytic action.
- Pressure tested twice during the manufacturing process to ensure integrity.
- A 1440-watt Incoloy electric element provides a recovery rate of 6 gallons per hour.
- Features an indoor mounted switch that controls the water heater ignition and operation.
- Comes with a limited 2-year warranty and a limited 3-year tank warranty.
Specifications
| Type |
Electric / LP Gas |
| Model |
SW10DE |
| Capacity |
10 Gallon |
| Ignition Type |
Direct Spark Ignition |
| Wattage Rating |
1,400 Watt |
| BTU Level / Output |
12,000 BTU |
| Width |
16-7/32 inches |
| Height |
16-7/32 inches |
| Depth |
20-1/2 inches |
| With Access Door |
No |
| With Mounting Hardware |
No |
What our Experts Think
-
Dual Power Flexibility: Runs on propane and 120 V electric power, giving you hot water whether you’re boondocking or at a powered campsite.
-
Ample 10‑Gallon Capacity: Provides enough hot water for showers, dishes, and daily RV use without taking up too much interior space.
-
Direct Spark Ignition (DSI): Reliable pilot‑less ignition ensures faster starts and better performance than older flame‑pilot systems.
-
Efficient Heating: 12,000 BTU gas burner heats water quickly, while a 1440 W electric element offers dependable performance when gas isn’t running.
-
Durable Construction: Porcelain‑lined steel tank with a replaceable anode rod resists corrosion and maximizes tank life, ideal for frequent use.
-
Easy RV Fit: Compact footprint and standard mounting dimensions make it a common replacement choice for 10 gal RV water heaters.
Q&A
Q: What is the Suburban SW10DE (5243A)?
A: A 10‑gallon gas‑electric RV water heater built for reliable hot water in motorhomes and travel trailers.
Q: What fuel types does this unit use?
A: It operates on LP (propane) gas and 12V electric power.
Q: Is it suitable for RV installation?
A: Yes — specifically engineered for recreational vehicles.
Q: How much hot water does it provide?
A: 10‑gallon capacity for ample hot water for showers, dishes, and daily use.
Q: Does it provide consistent hot water?
A: Yes — delivers steady heat with gas or electric heating modes.
Q: Is installation easy?
A: Yes — fits standard RV water heater openings for easy replacement or upgrade.
Q: Is this model safe and efficient?
A: Yes — designed with built‑in safety features and efficient operation.
Maintenance Tips
-
Flush Annually: Drain and flush the tank yearly to remove sediment and improve efficiency.
-
Check Anode Rod: Inspect the sacrificial anode rod annually; replace if heavily corroded to prevent tank corrosion.
-
Test Pressure Relief Valve: Lift the valve lever to ensure proper discharge; replace if it fails to operate.
-
Clean Air Intake: Keep air intake and venting free of dust, lint, and obstructions.
-
Inspect Connections: Check gas and water connections for leaks; tighten or repair as needed.
-
Monitor Flame: Ensure a strong, blue burner flame; yellow or irregular flames may signal combustion issues.
-
Annual Professional Service: Have a qualified technician inspect and tune the heater each year.
Damage 
Loss 
Theft 
