Suburban 12-Gal Gas+Electric RV Water Heater | SW12DELC | Power Cord

Equip your RV with the Suburban SW12DELC 12-Gallon Gas + Electric DSI Water Heater (Reference 5229F or 5331A). Top-tier Suburban 12-gallon water heater with an added standout feature: an included power cord for standard US outlet operation — giving you flexibility to use this water heater even outside the RV for portable applications like outdoor showers.

Standout Feature: Standard US Outlet Power Cord

The SW12DELC includes a power cord for a normal US outlet — meaningfully expanding usage flexibility:

• Portable shower setups
• Outdoor applications outside the RV
• Direct outlet plug-in — no hard-wired 120V installation required for electric operation

Dual Heat Sources — Gas, Electric, or Both

• Gas only: 12,000 BTU/hr — 10.1 gallons/hour recovery
• Electric only: 1,440 watts at 120V AC — 6.1 gallons/hour recovery
• Both simultaneously: 16.2 gallons/hour recovery (maximum performance)

Model Name Breakdown

• SW — Suburban Water Heater
• 12 — 12-Gallon capacity
• D — 12V DC Direct Spark Ignition (DSI) gas heating
• E — 120V AC electric heating element
• L — 12V Relay for interior operation of the electric heating system
• C — Power Cord

Direct Replacement for Older Models

Replaces these earlier Suburban 10-gallon and 12-gallon water heaters:

• SW10DE, SW10DEC, SW10DEL, SW10D
• SW12DE, SW12D, SW12DEL, SW12DEC

Also replaces Dometic/Atwood 10+ gallon water heaters (verify fitment for cutout compatibility).

Easy Maintenance Construction

• Porcelain steel tank
• Foam insulation — efficient heat retention
• Large diameter drain — easier maintenance and winterization
• Replaceable anode rod — extends tank service life
• One-piece die-formed housing — protects controls, easy service access

Indoor Wall Switch Operation

Gas ignition controlled by a wall switch inside the RV. Existing Suburban wall switches typically work with this water heater.

⚠️ Door NOT Included

Access door NOT included. Compatible flush mount 12-gallon Suburban doors:

• 6259APW (white)
• 6259AEB (black)

A door is recommended but not strictly required in all installations.

Physical Specifications

• Height: 16.22"
• Width: 16.22"
• Depth: 22.5"
• Dry weight: 48 lbs
• Capacity: 12 gallons

Heating Specifications

• Gas Input: 12,000 BTU/hr
• Gas Recovery: 10.1 gallons/hour
• Electric: 120V AC, 1,440 watts, standard US outlet via included power cord
• Electric Recovery: 6.1 gallons/hour
• Combined Recovery: 16.2 gallons/hour
• Ignition: 12V DC Direct Spark Ignition (DSI)

⚠️ Professional Installation Required

RV water heater installation involves working with propane gas, 12V DC electrical, 120V AC wiring, water plumbing, and structural mounting. Installation should be performed by a qualified RV service technician. Always leak-test gas connections after installation.

2-Year Suburban Manufacturer Warranty

Key Features

• Genuine Suburban SW12DELC 12-gallon gas + electric RV water heater
• Included power cord for standard US outlet operation
• 12,000 BTU/hr gas heating via Direct Spark Ignition (DSI)
• 1,440-watt electric heating element
• Combined recovery: 16.2 gallons/hour
• 12-gallon capacity
• Porcelain steel tank with replaceable anode rod
• Foam insulation, large diameter drain
• 12V relay for interior electric operation control
• Replaces: Suburban SW10DE/SW10DEC/SW10DEL/SW10D, SW12DE/SW12D/SW12DEL/SW12DEC; Dometic/Atwood 10+ gal water heaters
• Door NOT included — compatible with Suburban 6259APW (white) or 6259AEB (black) flush mount doors
• Dimensions: 16.22" × 16.22" × 22.5"
• Dry weight: 48 lbs
• Backed by 2-year Suburban manufacturer warranty

Specifications

• Brand: Suburban
• Model: SW12DELC
• Cross-Reference: 5229F or 5331A
• Type: 12-Gallon Gas + Electric RV Water Heater with Power Cord
• Capacity: 12 gallons
• Gas Input: 12,000 BTU/hr
• Gas Fuel: LP (Propane)
• Gas Ignition: 12V DC Direct Spark Ignition (DSI)
• Gas Recovery Rate: 10.1 gallons/hour
• Electric Power: 120V AC, 1,440 watts (standard US outlet via included power cord)
• Electric Recovery Rate: 6.1 gallons/hour
• Combined Recovery Rate: 16.2 gallons/hour
• Interior Electric Control: 12V relay included
• Tank Material: Porcelain steel
• Insulation: Foam
• Anode Rod: Replaceable
• Replaces (Suburban): SW10DE, SW10DEC, SW10DEL, SW10D, SW12DE, SW12D, SW12DEL, SW12DEC
• Replaces (Dometic/Atwood): 10+ gallon water heaters
• Compatible Doors: Suburban 6259APW (white), 6259AEB (black) flush mount — sold separately
• Dimensions: 16.22" H × 16.22" W × 22.5" D
• Dry Weight: 48 lbs
• Warranty: 2-year Suburban manufacturer warranty