CAMPLUX Nano 3 Pro Portable Water Heater - Instant Hot Showers

In this review of the CAMPLUX Nano 3 Pro, the bottom line is simple: it is a convenient, genuinely portable on-demand water heater for campers who need quick warm water without heavy plumbing. The reviewer found it especially useful for short trips and remote showers because it heats water instantly from a 1 lb propane tank and runs on a built-in battery, delivering fast access to warm water with minimal setup. It is not a full household replacement but excels as a lightweight, travel-ready shower solution.

Key Features

• Instant hot water: Heats water on demand so users can get warm showers in seconds without preheating a tank.
• Portable and lightweight: At about 13.7 lbs with two durable handles, the unit is easy to carry to campsites, fishing spots, or a hunting basecamp.
• Built-in battery: The 4,000 mAh battery supplies about 100 minutes of use per full charge and supports charging while in use for longer outings.
• Flexible charging: Can recharge from LI-ION sources, a portable power station, 110V AC, or a 12V car socket, so charging options match common outdoor power setups.
• Complete kit: Ships with a 12V submersion pump assembly, shower head and hose, quick-connect inlet hose, gas regulator, cigarette lighter cable, and shower bracket for out-of-the-box use.

Who It's For

The CAMPLUX Nano 3 Pro suits campers, weekend van lifers, anglers, and hikers who want a compact solution for warm outdoor showers without bulky gear. It's best for short trips or sites where a 1 lb propane canister is convenient and where users value fast setup and portability.

It is less appropriate for stationary cabin use or extended family camping where a larger, continuous fuel supply is needed, since it only works with 1 lb propane tanks and is not compatible with larger 20 lb gas tanks. Users needing higher top temperatures or nonstop multi-person use should consider larger systems.

Pros & Cons

Pros

• Easy to set up and operate with automatic ignition, making it friendly for first-time outdoor shower users.
• Good balance of weight and power; the 13.7 lb unit is truly portable for backpack-accessible camps.
• Battery and charging flexibility allow use from car 12V, AC, or portable stations, extending runtime on the trail.

Cons

• Temperature performance is mixed for some users; while many get hot water, others report only lukewarm results under certain conditions.
• Limited to 1 lb propane tanks, so frequent long trips may require multiple canisters or planning.

Specifications

Product	CAMPLUX Nano 3 Pro portable water heater
Weight	Approximately 13.7 lbs
Fuel	1 lb propane tank only
Battery	Built-in 4,000 mAh (about 100 minutes per full charge)
Charging options	LI-ION, portable power station, 110V AC, 12V DC car socket
Included accessories	Pump assembly, shower head & hose, quick-connect inlet hose, gas regulator, cigarette lighter cable, shower bracket
Temperature range	70F-120F

Our Verdict

The CAMPLUX Nano 3 Pro is a smart choice for solo campers and small groups who prioritize portability and quick access to warm water. Its lightweight design, built-in battery, and included pump and shower kit make it strong value for outdoor recreation, though buyers should plan for propane canister logistics and understand temperature can vary with conditions.

Frequently Asked Questions

Does it work with a car battery or 12V outlet?
Yes. The unit supports 12V DC charging via a car cigarette lighter and can run while recharging from that source.

What size propane tank is required?
It works only with 1 lb propane tanks and cannot be used with 20 lb gas tanks.

How long does a full charge last?
A full 4,000 mAh battery charge provides about 100 minutes of use and the unit can charge fully in roughly 3 hours when using the recommended charger.