fits year: 2000–2025.

( Brand: Espar ), ( Manufacturer Part Number: D12W ), ( Part Type: Heater )
The Espar D12W Hydronic M-II Heater, model number 252472050000, is a high-performance, hydronic heating solution designed for use in RVs, boats, and other small spaces. This compact distortion-resistant heater is part of Espar's M-II series, known for their reliability and efficiency.
Measuring at just 12 inches in width, this heater is perfect for spaces with limited installation area. With a total output of 25,000 BTUs, it delivers impressive heating capabilities while maintaining a relatively small footprint. Its compact size makes it an ideal choice for both residential and commercial applications where space is at a premium.
Constructed of heavy-duty materials, the Espar D12W is designed to withstand the rigors of RV and marine environments. The primary heating element is made of stainless steel, ensuring strength and durability. Additionally, the unit features a double-walled heat exchanger which offers enhanced thermal efficiency and greater heat output.
The heating system uses hydronic technology, which circulates hot water through the unit to warm the surrounding space. This is an excellent option for applications where wet-heat is preferred, such as RVs or boats, as the hydronic system allows for even heat distribution.
To ensure precise temperature control, the Espar D12W is equipped with an electronically controlled fan and thermostat. This allows users to manage the fan speed and temperature settings with ease, ensuring optimal performance and energy efficiency.
For added convenience, this heater comes with a remote control, giving users the ability to adjust the temperature and fan speed from a distance. The unit also features an integrated booster pump, eliminating the need for an external pump, making installation easier and more straightforward.
The Espar D12W Hydronic M-II Heater is not only efficient and effective, but it is also environmentally friendly. It meets AWS D4-75-10 and EPA standards for low NOx emissions, ensuring cleaner and healthier air quality in the space it heats.
In summary, the Espar D12W Hydronic M-II Heater, model number 252472050000, is a compact, powerful, and efficient heating solution for RVs, boats, and other small spaces. With its durable construction, hydronic technology, and convenient features, this heater provides reliable heating performance while ensuring optimal energy efficiency and low emissions.
a) Compact Size: The Espar D12W Hydronic M-II Heater is a compact unit, making it ideal for use in RVs, bus conversions, and small spaces. Its dimensions are 12 inches (W) x 25 inches (L) x 24.7 inches (H), allowing easy installation in limited areas.
b) Energy-Efficient: This heater is designed to provide heat efficiently using diesel fuel. It can provide heating for extended periods and is particularly suitable for cold climates.
c) Quiet Operation: An essential feature for RVers is the quiet operation of this heater. You can enjoy a peaceful environment while the Espar D12W Heater maintains an optimal temperature.
d) Automatic Start: The heater comes with an automatic start feature to ensure that the temperature in your RV remains consistent. This function is particularly helpful during extreme weather conditions.
2. Cons:a) Initial Cost: Compared to electric or propane heaters, diesel heaters like the Espar D12W can be costlier upfront. However, long-term fuel efficiency could offset the initial investment.
b) Installation Complexity: Diesel heaters require professional installation due to their fuel and venting systems. Additionally, the installation process may incur additional costs, but it offers the advantage of a more efficient heating solution.
c) Fuel Usage: While the Espar D12W Heater is efficient, it consumes diesel fuel for operation. Fuel usage might be a concern for some RVers, although the overall cost could be offset by the heater's energy efficiency and longevity.
3. Conclusion:The Espar D12W Hydronic M-II Heater (25 2472 05 2524705000) offers several advantages, such as its compact size, energy efficiency, quiet operation, and automatic start feature. However, it has a higher upfront cost, requires professional installation, and consumes diesel fuel. One should weigh the pros and cons based on their specific RVing needs, budget, and personal preferences before making a decision.
Recommendation:The Espar D12W Hydronic M-II Heater (25 2472 05 2524705000) is a suitable choice for RVers who prioritize energy efficiency and ease of use, despite the higher upfront cost and professional installation. It's ideal for those who travel extensively in cold climates, particularly in areas with limited access to electricity or who desire a quiet heating solution. Overall, it's an excellent investment for RVers looking for a dependable and efficient heating solution.
Bolts on to frame under truck. Appearance may vary. Fitment is only dependent on space. Quality used Espar Hydronic M-II heater.
12 Volt, 42,000 btu , backed by our standard warranty.