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Upgrade your RV's water storage with the robust 78 Gallon RV Water Tank from Elkhart Plastics, designed for reliable and efficient water management during your traveling adventures. This premium EPI 4537 model offers exceptional capacity and durability for recreational vehicle enthusiasts who demand high-quality water storage solutions.
Features and Specifications
- Large 78-gallon capacity for extended camping and road trips
- Precision engineered by Elkhart Plastics for maximum reliability
- Compact dimensions of 43" x 29" x 15" for versatile installation
- Manufactured from high-grade polyethylene material
- Corrosion-resistant and lightweight design
- Compatible with most standard RV water systems
Why Choose This Fresh Water Tank
Elkhart Plastics has been a trusted name in RV water tank manufacturing for decades, consistently delivering superior products that meet the demanding needs of recreational vehicle owners. Their commitment to quality engineering and rigorous manufacturing standards ensures that this 78-gallon tank provides exceptional performance, longevity, and peace of mind for travelers.
The EPI 4537 model represents the pinnacle of their water tank technology, offering a perfect balance between capacity, durability, and practical design. Serious RV enthusiasts understand that a reliable water storage solution is critical for comfortable and worry-free journeys.
Compare Similar Fresh Water Tanks
| Model | Capacity | Manufacturer | Details |
|---|---|---|---|
| 78 Gallon RV Water Tank 43" x 29" x 15" EPI 4537 (This Product) | 78 gal | Elkhart Plastics/Ameri-Kart | Current Product |
| 75 Gallon RV Water Tank 72" x 44-1/2" x 6" EPI 3209 - 7 | 75 gal | Elkhart Plastics/Ameri-Kart | View Details |
| 81 Gallon RV Water Tank 63" x 31 1/2" x 10" EPI 105W Di | 81 gal | Elkhart Plastics/Ameri-Kart | View Details |
| 73 Gallon RV Water Tank 52 1/2" x 25 1/2" x 13" EPI 189 | 73 gal | Elkhart Plastics/Ameri-Kart | View Details |
| 84 Gallon RV Water Tank 63" x 36" x 9" EPI 288W Discont | 84 gal | Elkhart Plastics/Ameri-Kart | View Details |
Tip: Measure your tank cavity before ordering to ensure a proper fit.
Technical Specifications
- Total volume: 78 gallons
- Material: High-density polyethylene
- Color: White
- Weight: Approximately 45 lbs
- Temperature range: -40°F to 180°F
- UV resistant construction
- Made in the USA
- Meets all DOT and RVIA standards
What's Included
- 1x RV Fresh Water Tank
- Manufacturer documentation
Frequently Asked Questions
Why Buy from Elkhart RV Parts
Elkhart RV Parts sources directly from trusted manufacturers including Elkhart Plastics and Ameri-Kart, ensuring every tank meets OEM specifications. We offer fast shipping, expert support, and a hassle-free return policy. Our team understands RV plumbing and can help you find the right replacement tank for your specific application.
| Material | High-quality durable polyethylene |
|---|---|
| Construction | Seamless one-piece rotational molded |
| Width (inches) | 29 |
| Height (inches) | 15 |
| Length (inches) | 43 |
| Capacity (gallons) | 78 |
| Wall thickness (inches) | 0.18 |
- What is the capacity of the 78 gallon rv water tank? The tank has a capacity of 78 gallons.
- What material is the 78 gallon rv water tank made from? It is made from high-quality, durable polyethylene that is FDA-approved for safe drinking water storage.
- Does the tank come with fittings included? No, the tank is blank and does not come with fittings. Fittings can be added upon request and quote.
- What are the dimensions of the tank? The tank measures 43 inches by 29 inches by 15 inches.
- Is the tank seamless and leak-proof? Yes, the tank is manufactured using roto-molding with a seamless one-piece construction for superior strength and leak-proof reliability.
Factory-Fresh OEM Parts — the same brands installed in new RVs straight from Elkhart. Genuine, name-brand components made to order — never generic, never outdated. Sourced directly from the original RV manufacturers for perfect fit and factory-level quality.



