5240A Suburban SW6DEL – 6 gallon; 12,000 BTU/h RV Water Heater

DIRECT SPARK IGNITION, ELECTRIC ELEMENT and 12V RELAY (DEL Model)
LP gas operation plus 1440-Watt Incoloy electric element. Recovery rates: electric-only 6 GPH and electric +
LP 16.2GPH. Electric AND LP gas operates with interior mounted ON/OFF switch.

The 5240A Suburban SW6DEL is a 6‑gallon, 12,000 BTU/h LP gas + 120V electric RV water heater designed for reliable hot‑water performance in compact RV installations. This model features Direct Spark Ignition (DSI) for safe, automatic lighting and includes an electric heating element for dual‑mode operation—use LP gas, electric, or both for faster recovery. The porcelain‑lined steel tank, anode‑rod protection, and insulated jacket deliver long service life, while the standard Suburban 6‑gallon footprint ensures easy replacement in most RVs. Ideal for travel trailers, fifth wheels, and motorhomes needing dependable hot water with both gas and electric capability.

🔧 Key Features

• 6‑gallon porcelain‑lined steel tank with anode‑rod corrosion protection

• 12,000 BTU/h LP gas burner with Direct Spark Ignition (DSI)

• 120V electric heating element for dual‑mode operation

• Fast recovery when using gas + electric simultaneously

• Insulated jacket for improved heat retention

• Standard Suburban 6‑gallon cutout for easy replacement installs

• Compatible with Suburban OEM switches, thermostats, and service parts

📐 Specifications

• Model: SW6DEL

• OEM Part Number: 5240A

• Capacity: 6 gallons

• BTU Input: 12,000 BTU/h (LP gas)

• Ignition: Direct Spark Ignition (DSI)

• Electric Element: 120V AC

• Fuel Type: LP gas + electric

• Tank Material: Porcelain‑lined steel

• Application: RV, travel trailer, fifth wheel, motorhome