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Ranein Natural Gas Tankless Water Heater, 3.6 GPM, 80,000 BTU, Indoor
✅ In stock
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Grade
Analysis Confidence
20%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
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Price verified Sep 28, 2026 1:27 PM · Prices & availability subject to change
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📝 Product Overview
🏪 Sold by
Ranein Store
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓Powerful On-Demand Heating: 80,000 BTU & 3.6 GPM for this tankless water heater natural gas, supports 2-3 water points simultaneously, delivers endless natural gas hot water on demand with no waiting.
✓Precision Temp Control: Gas-water-temperature intelligent dynamic linkage, 95°F-149°F adjustable range, eliminates hot/cold spikes, safe for kids and elders.
✓Double Heating Chamber & Energy-Saving: Dual heating chambers boost efficiency, ensure uniform temp and stable supply; quieter, safer, paired with optimized combustion and heat retention for energy saving.
✓Oxygen-Free Copper Heat Exchanger: Enhances heat transfer, corrosion-resistant and durable; complements dual heating chamber for better performance.
✓4 Preset Modes + Child Lock: One-click switch for Dish/Fruit/Elderly/Infant modes; child lock prevents accidental adjustment, anti-scald for family use.
✓All-Round Safety & Anti-Freeze Protection: Equipped with overheat, dry burn and exhaust blockage protection; powerful fan prevents CO leakage. Built-in anti-freeze device resists -5℃/23°F low temperature.
✓Included Vent Pipe & Installation Note: Comes with original vent pipe (no extra purchase, saves money). Install by licensed professionals, not for >2,000ft elevation. Recommend draining water completely if temp drops below -5℃/23°F or unused for long to prevent pipe cracking.
⚙️ Specifications
Brand
Ranein
Capacity
3.6 gallons
Power Source
Natural Gas
Product Dimensions
13.8"W x 21.7"H
Special Feature
LED Display
Special Features
LED Display
Voltage
120 volts_of_alternating_current
Flow Rate
3.6 gpm
Maximum Temperature
149 °F
Heat Output
80000 british thermal units
Mount Type
Wall
