10 Best Rv Gas Water Heater 2025 in the United States

The Suburban Advantage RV Tank Water Heater SW10DEL is designed with a 10-gallon porcelain-lined steel tank, which is beneficial for durability and longevity. The inclusion of an anode rod helps to reduce corrosion, extending the heater's life span. With a Direct Spark Ignition (DSI), it provides a convenient and efficient way to ignite the heater without needing a pilot light.

The heater boasts a BTU rating of 12,000, indicating a decent heating capacity, and a watt rating of 1400, which is standard for electric elements. Its dimensions (16-7/32" Height x 16-7/32" Width x 20-1/2" Depth) make it a compact solution suitable for most RV spaces.

This heater is ideal for RV owners looking for a reliable and durable water heating solution.

The Suburban Advantage RV Tank Water Heater SW10DE offers a solid solution for those seeking reliable hot water in their RV. The 10-gallon porcelain-lined steel tank is built for durability, ensuring longevity that mimics residential water heaters. The use of a replaceable anode rod provides advanced corrosion protection, which is a significant benefit for extending the unit's lifespan and simplifying maintenance.

This water heater features a direct spark ignition (DSI) system and an optional Incoloy electric element, making it versatile for use with either gas or electric power, perfect for various campsite setups. The product dimensions (16.22" x 16.22" x 20.50") make it a compact option, fitting well in most RVs while delivering a substantial 12,000 BTU/h heating capacity.

The recovery rate is commendable, with 10.1 gallons per hour on gas only and 6.1 gallons per hour on electric, ensuring a steady supply of hot water. However, the maximum flow rate of 0.45 gallons per minute may be a limitation for those requiring higher water flow. The heater's energy efficiency, augmented by Suburban's exclusive flue tube design, ensures optimal heat transfer and faster heating times, which could help save on energy costs. The product is backed by a 2-year limited warranty and a 3-year tank limited warranty, providing peace of mind. Weighing 46 pounds, it may require careful handling during installation. This water heater is a good fit for RV owners who prioritize durability, energy efficiency, and reliable performance, while those needing higher water flow rates might need to consider other options.

The Suburban Advantage RV Tank Water Heater SW6D is designed specifically for RV use, holding 6 gallons of water and utilizing direct spark ignition for easy operation. With a recovery rate of 10.2 gallons per hour, it can quickly provide hot water, making it a solid choice for families or groups during trips. It has a reasonable gas input of 12,000 BTUs, offering decent heating performance without consuming excessive fuel. Its compact dimensions (12.75" x 12.75" x 19.19") allow it to fit well into various RV setups.

One of the strengths of this model is its direct spark ignition, which simplifies the lighting process and eliminates the need for pilot lights, providing convenience for users.

However, there are some drawbacks to consider. The maximum flow rate of 0.17 gallons per minute may be limiting if multiple hot water outlets are needed simultaneously. Additionally, the unit is relatively heavy, especially when filled, which could be a concern for some RV setups where weight is a factor. While it's energy efficient, users should still consider their overall energy consumption, especially when using gas for prolonged periods.

The Suburban Advantage SW6D is a practical option for RV owners looking for reliable hot water but may not suit every user’s needs if high flow rates are a priority.