Hot Water List

CAMMOO water heaters

2 basic models and 2 listed models.

Certified figures by basic model

CAMMOO basic models and their certified figures
Basic modelTypeUEFFlow at a 67°F rise (gal/min)Recovery efficiencyModel numbers
RV-65000B Gas tankless 0.891.698% RV-65000B
RV-65000W Gas tankless 0.871.698% RV-65000W

A range means the models under one basic model differ. A dash means the model has no such figure.

Per unit of energy, its heat into water, or UEF, reaches 0.89. At 0.89, part of the test's energy did not reach the water. The basic model with that UEF is the RV-65000B. None of this brand's basic models on this site lists an ENERGY STAR certified model.

This brand's whole range is one type: gas tankless. Of this brand's tankless models, 2 share the highest flow. That flow is 1.6 gallons per minute for water warmed by 67°F.

Of the 117 brands on this site, 73 list more model numbers than CAMMOO. None of its basic model numbers turns up under another brand on this site.

Updated Oct 17, 2026 · Methodology