Tankless Water Heater Propane 4.74GPM 18L Outdoor Portable - Instant

Our review of this portable propane tankless water heater finds it best for campers, RV owners, and anyone needing an outdoor instant hot water source. The single biggest reason to buy is its balance of compact portability and strong heat output: at up to 4.74 GPM and 68,000 BTU the unit delivers long, continuous hot water for showers or washing without a bulky tank. Installation is straightforward for users familiar with basic hose and gas connections, and the included CSA approved regulator and shower kit make setup easier than buying parts separately.

Key Features

• Instant hot water: Delivers up to 4.74 GPM so you get a steady flow for outdoor showers and cleaning without waiting for a tank to refill.
• High heat output: 68,000 BTU maximum power and a maximum temperature rise of 167 F provide strong heating performance even with cooler incoming water.
• Safety protections: Built with a flame failure device, anti-freezing and overheating protection to reduce risk during outdoor use.
• Portable design: Compact dimensions and lightweight construction make it simple to transport and mount on an RV or campsite shower station.
• Complete kit: Ships with a CSA approved 5 ft gas regulator, multi-mode shower head, 59 in stainless steel hose and holder so you can use it right away.

Who It's For

This unit is aimed at outdoor enthusiasts who need reliable hot water on the go: campers, RV and boat owners, beachgoers, and people who bathe pets outdoors. It is particularly useful where space and weight matter and a tanked heater would be impractical.

Those who should look elsewhere include households that need an indoor, code-certified permanent installation or anyone requiring fine digital temperature control for precise setpoints; some users report mixed results with temperature stability. If you need an indoor unit wired into home plumbing, a dedicated indoor tankless model is a better choice.

Pros & Cons

Pros

• High flow rate and strong BTU output provide comfortable outdoor showers and continuous hot water.
• Includes CSA approved regulator and shower accessories for immediate use out of the box.
• Multiple safety features like flame failure and anti-freeze protection improve outdoor reliability.

Cons

• Temperature control is reported as inconsistent by some users, so exact setpoint tuning can be difficult.
• Durability and long-term reliability appear mixed across customer experiences, with occasional reports of early failures.

Specifications

Fuel type	Propane (LPG) only
Maximum flow	4.74 GPM
Maximum power	68,000 BTU/hour
Max temperature rise	167 F
Minimum water pressure	3.6 PSI
Power source	2 x D cell batteries for ignition and display
Unit size	24.23 x 5.9 x 13.4 in

Our Verdict

This propane tankless heater is a practical, value-oriented choice for outdoor hot water needs: it pairs strong heating capacity and a useful accessory kit in a compact package. Buy it if you want portable showers or a hot water sink for camping, RVing, or pet washing and accept that temperature tuning may take a bit of trial and error. For indoor, permanent installs or precision temperature control, consider a purpose-built indoor model.

Frequently Asked Questions

Is this unit safe for outdoor use?
Yes, it includes a CSA approved gas regulator and built-in safety features like flame failure, anti-freeze and overheat protection designed for outdoor operation.

What fuel does it use?
The heater uses propane (LPG) only and requires the supplied regulator and a standard propane supply.

How is it powered for ignition and display?
Ignition and the digital display are powered by two size D cell batteries; no external electrical hookup is required.