--- product_id: 620149607 title: "Ranein Natural Gas Tankless Water Heater, 3.6 GPM, 80,000 BTU, Indoor | Endless hot water for whole home, 2-3 water points, 95-149F, anti-freeze, LED, vent pipe, space saving, energy saving compact" brand: "ranein" price: "€ 1034.93" currency: EUR in_stock: true category: "Ranein" url: https://www.desertcart.hr/products/620149607-ranein-natural-gas-tankless-water-heater-3-6-gpm-80 store_origin: HR region: Croatia --- # 3.6 GPM flow rate 80,000 BTU powerhouse Multi-layer safety system Ranein Natural Gas Tankless Water Heater, 3.6 GPM, 80,000 BTU, Indoor | Endless hot water for whole home, 2-3 water points, 95-149F, anti-freeze, LED, vent pipe, space saving, energy saving compact **Brand:** ranein **Price:** € 1034.93 **Availability:** ✅ In Stock ## Summary > 🔥 Elevate your home comfort with endless hot water—no tank, no wait, just pure efficiency! ## Quick Answers - **What is this?** Ranein Natural Gas Tankless Water Heater, 3.6 GPM, 80,000 BTU, Indoor | Endless hot water for whole home, 2-3 water points, 95-149F, anti-freeze, LED, vent pipe, space saving, energy saving compact by ranein - **How much does it cost?** € 1034.93 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/620149607-ranein-natural-gas-tankless-water-heater-3-6-gpm-80) ## Best For - ranein enthusiasts ## Why This Product - Trusted ranein brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Dual Heating Chambers:** Enhanced efficiency and quieter operation with energy-saving combustion and heat retention. - • **Instant Hot Water On Demand:** Say goodbye to waiting—3.6 GPM supports multiple taps simultaneously for uninterrupted comfort. - • **Built-In Safety & Anti-Freeze:** Overheat, dry burn, CO leak protection plus anti-freeze down to -5°C keeps your family safe year-round. - • **Precision Temperature Control:** Adjust from 95°F to 149°F with intelligent gas-water linkage—no more surprise hot or cold spikes. - • **All-Inclusive Installation Kit:** Includes vent pipe and assembly kit—professional-grade setup without hidden costs. ## Overview The Ranein Natural Gas Tankless Water Heater delivers powerful 80,000 BTU heating with a 3.6 GPM flow rate, supporting multiple water points simultaneously. Featuring precision temperature control (95°F-149°F), dual heating chambers for energy efficiency, and a corrosion-resistant oxygen-free copper heat exchanger, it ensures reliable, safe, and quiet operation. Equipped with comprehensive safety protections and an included vent pipe, this compact wall-mounted unit is perfect for modern homes seeking space-saving, on-demand hot water solutions. ## Description Ranein Natural Gas Tankless Water Heater, 3.6 GPM, 80,000 BTU, Indoor | Endless hot water for whole home, 2-3 water points, 95-149F, anti-freeze, LED, vent pipe, space saving, energy saving compact - desertcart.com ## Features - 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. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CR1BTH9N | | Best Sellers Rank | #32,639 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #13 in Water Heaters | | Brand Name | Ranein | | Capacity | 3.6 gallons | | Color | Gray-NG | | Customer Reviews | 4.2 4.2 out of 5 stars (315) | | Flow Rate | 3.6 gpm | | Heat Output | 80000 british thermal units | | Included Components | Assembly Kit x1, Tankless Water Heater x1, Use’s Manual x1, Vent Pipe x1 | | Item Dimensions W x H | 13.8"W x 21.7"H | | Item Type Name | tankless water heater NG | | Item Weight | 18 pounds | | Manufacturer | Ranein | | Manufacturer Warranty Description | 2 Year Manufacturer | | Material Type | Natural Gas | | Maximum Temperature | 149 °F | | Model Number | RH8K-NG | | Mount Type | Wall | | Number of Items | 1 | | Number of Packs | 1 | | Power Source | Natural Gas | | Special Features | LED Display | | Style Name | Natural Gas | | Unit Count | 1 Count | | Voltage | 120 volts_of_alternating_current | ## Product Details - **Brand:** Ranein - **Capacity:** 3.6 gallons - **Power Source:** Natural Gas - **Product Dimensions:** 13.8"W x 21.7"H - **Special Feature:** LED Display ## Images ![Ranein Natural Gas Tankless Water Heater, 3.6 GPM, 80,000 BTU, Indoor | Endless hot water for whole home, 2-3 water points, 95-149F, anti-freeze, LED, vent pipe, space saving, energy saving compact - Image 1](https://m.media-amazon.com/images/I/51El3LpUwQL.jpg) ![Ranein Natural Gas Tankless Water Heater, 3.6 GPM, 80,000 BTU, Indoor | Endless hot water for whole home, 2-3 water points, 95-149F, anti-freeze, LED, vent pipe, space saving, energy saving compact - Image 2](https://m.media-amazon.com/images/I/71gUoIBXsGL.jpg) ![Ranein Natural Gas Tankless Water Heater, 3.6 GPM, 80,000 BTU, Indoor | Endless hot water for whole home, 2-3 water points, 95-149F, anti-freeze, LED, vent pipe, space saving, energy saving compact - Image 3](https://m.media-amazon.com/images/I/71Gv41rL0GL.jpg) ![Ranein Natural Gas Tankless Water Heater, 3.6 GPM, 80,000 BTU, Indoor | Endless hot water for whole home, 2-3 water points, 95-149F, anti-freeze, LED, vent pipe, space saving, energy saving compact - Image 4](https://m.media-amazon.com/images/I/61-2Gko2ZHL.jpg) ![Ranein Natural Gas Tankless Water Heater, 3.6 GPM, 80,000 BTU, Indoor | Endless hot water for whole home, 2-3 water points, 95-149F, anti-freeze, LED, vent pipe, space saving, energy saving compact - Image 5](https://m.media-amazon.com/images/I/71y-lflmJBL.jpg) ## Available Options This product comes in different **Color, Set** options. ## Frequently Bought Together - Ranein Natural Gas Tankless Water Heater, Indoor Max 3.6 GPM, 80,000 BTU Instant Hot Water Heater - HYDRO MASTER Tankless Water Heater Service Valve Kit with Pressure Relief Valve 3/4-Inch IPS Isolator Clean Brass - CMI Inc - 3/4 Inch IPS Female Threaded Complete Tankless Water Heater Valve Kit with Pressure Relief Valve Water and Gas Connectors - Compatible with Most Tankless Water Heater Brands --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/620149607-ranein-natural-gas-tankless-water-heater-3-6-gpm-80](https://www.desertcart.hr/products/620149607-ranein-natural-gas-tankless-water-heater-3-6-gpm-80) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-08-17*