Answering your search for a reliable water tank with a pump for trucks, these five options deliver built-in pumps and plumbing kits for easy installation. They’re best for mobile setups like food trucks, concession trailers, and RVs requiring portable, ready-to-use fresh water systems. The right choice depends on capacity needs, installation flexibility, and whether you prioritize durability or a compact footprint.
| Product | Capacity | Includes | Best For |
|---|---|---|---|
| T3500BPK-P | 35 Gallons | 12V pump, plumbing kit | Moderate to high daily usage, food trucks |
| T4000-P | 40 Gallons | 12V pump | High-demand deployments, off-grid setups |
| T2300BPK-P | 23 Gallons | 12V pump, plumbing kit | Compact spaces, trailers and small camps |
| 30 Gallon Class A Customs (T-3000-BPK-PUMP) | 30 Gallons | 12V pump, plumbing kit | Balanced capacity with OEM-style build |
| T-0700-P | 7 Gallons | 12V pump | Ultra-portable setups, quick refills |
T2300BPK-P RV Fresh Water Tank With Pump

Capacity: 23 gallons. This Class A Customs tank is designed for potable water with a 12V on-demand pump and a basic plumbing kit, including multiple fitting options. It features four connection ports and a thick-walled design for durability in mobile environments. Best for compact rigs like smaller RVs or trailers where space is at a premium. Limitation: do not over-tighten fittings to avoid thread damage during setup.
Ameri-Kart 29 Gallon RV Fresh Water Tank

Capacity: 29 gallons. Made in the USA from BPA-free materials, certified for potable water storage in RVs and related mobile setups. Easy to install with multi-port fittings for flexible orientation. Best for consumers needing a compliant, American-made option with sturdy construction. Better for larger rigs than the smallest tanks; choose this if you require more storage without a drastic footprint.
T3500BPK-P RV Fresh Water Tank With Pump

Capacity: 35 gallons. This Class A Customs tank includes a 12V pump and plumbing kit, built from NSF-approved materials. It’s thicker-walled for durability and designed for easy installation in RVs, food trucks, and trailers. Best for medium-to-high daily use with straightforward, manufacturer-backed components. Caution: ensure proper venting to prevent pressure buildup in non-pressurized configurations.
T3500BPK-P RV Tank With Pump And Plumbing Kit

Capacity: 35 gallons. It ships with a starter plumbing kit and a 12V on-demand pump for reliable draw-down. Best for medium-duty operations that require a ready-to-install setup and a durable tank. Choose this if you want a balanced solution with included plumbing components, while noting the need for correct venting and non-pressurized use as described by the manufacturer.
T-0700-P 7 Gallon RV Concession Tank With Pump

Capacity: 7 gallons. Includes a 12V pump and a simple set of fittings, designed for ultra-portable setups or quick refills. Best for short shifts, compact food trucks, or personal use where volume is less critical. Limitation: small capacity means more frequent refills for higher water use; ensure available refill options near operation sites.
T-3000-BPK-PUMP 30 Gallon Tank With Pump

Capacity: 30 gallons. This Class A Customs tank comes with a 12V pump and a plumbing kit, designed for RVs, food trucks, and trailers. Best for a balanced combination of space and pumping capability with NSF-certified materials. Reliability is a key factor here, and a caution is to verify venting requirements to prevent tank pressure issues during use.
Buying Guide: Key Purchase Considerations
Capacity vs. space: Larger tanks hold more water but require more mounting space. Match capacity to daily usage and seasonal needs.
Included pump and plumbing kit: A built-in 12V pump and plumbing kit simplify installation. Ensure compatibility with your vehicle’s power system and existing plumbing.
Materials and safety: Look for NSF/food-grade materials and BPA-free construction to ensure potable water safety.
Vent/pressure considerations: Non-pressurized tanks need venting. Avoid direct garden-hose connections that could create hazardous pressure.
Durability and installation: Thick-walled polyethylene and weather resistance improve longevity on the road. Consider tank orientation and mounting options for your space.
Maintenance and compatibility: Check for standard fittings (1.5″ and 0.5″ NPT) and ensure you have compatible hoses and clamps for simple upgrades or replacements.
FAQ
- What capacity is best for a mobile concession trailer? Choose 21–40 gallons depending on daily water usage and refill options along routes.
- Do these tanks include a water pump? Yes, several models ship with a 12V on-demand pump as part of a bundled kit.
- Are the tanks suitable for potable water? Most are designed for potable water with NSF-approved materials and BPA-free construction.
- Is venting required? Non-pressurized tanks require venting to prevent air pressure buildup during use.
- Can I install these tanks myself? Yes, most kits include fittings and basic plumbing; follow manufacturer instructions for venting, assembly, and safety.
- What if I have limited space? Look for compact options like 7–23 gallon tanks or tanks that can be oriented on multiple sides for flexible mounting.