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Propane Tankless Water Heater Ranein Indoor 3.6 GPM 80,000 BTU Gray

Price range: $190.49 through $199.86

The Ranein propane tankless water heater provides on‑demand hot water for indoor applications, delivering up to 80,000 BTU and a flow rate of 3.6 GPM. Its compact wall‑mount design includes an LED display and a full installation kit, making setup quick and hassle‑free. Ideal for homes, apartments, or small commercial spaces where space is limited and continuous hot water is essential.

SKU: CJ38ZDB0CR17 Category:
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Description

Product Overview

The Ranein propane tankless water heater is engineered to deliver reliable, on‑demand hot water for a variety of indoor environments. With a heating capacity of 80,000 British Thermal Units and a maximum flow rate of 3.6 gallons per minute, this unit can comfortably serve two to three fixtures simultaneously, such as a shower, sink, and dishwasher, without a noticeable drop in temperature. Constructed from a durable gray‑finished housing, the heater features a wall‑mount design that saves valuable floor space and integrates seamlessly into modern bathroom or kitchen layouts. An intuitive LED display provides real‑time temperature monitoring and easy mode selection, while the included exhaust pipe and venting components simplify installation. The unit operates on standard 120‑volt AC power and is compatible with propane fuel, offering an efficient alternative to traditional electric or gas‑tank models. Its compact dimensions—13.8 inches wide by 21.7 inches high—and lightweight construction (18 pounds) make it suitable for both new construction and retrofit projects. The heater also includes a two‑year manufacturer warranty, underscoring Ranein’s confidence in product durability and performance.

[Product front view showing all components]

Usage

Designed for indoor installation, this tankless water heater excels in residential settings where space constraints and energy efficiency are top priorities. Homeowners can install the unit in a utility closet, bathroom vanity area, or kitchen pantry, provided that proper ventilation is maintained according to local building codes. The heater’s rapid heating capability eliminates the typical 30‑minute wait associated with storage‑tank water heaters, delivering hot water instantly whenever a tap is turned on. This makes it an excellent choice for families with high hot‑water demand during morning routines, as well as for single‑person households seeking to reduce standby energy losses. Additionally, the heater’s four preset temperature modes—Dish (100°F), Fruit (95°F), Elderly (104°F), and Infant (107°F)—allow users to tailor water temperature to specific needs, enhancing safety and comfort. Because the unit runs on propane, it can be paired with existing propane lines in homes that already use propane for heating or cooking, further simplifying integration and reducing additional fuel costs.

Why Choose Us

Choosing the Ranein propane tankless water heater means investing in a product that combines advanced engineering with user‑centric design. The heater’s high‑efficiency combustion system minimizes heat loss, translating into lower propane consumption and reduced utility bills over the lifespan of the unit. Ranein’s commitment to quality is evident in the use of an oxygen‑free copper heat exchanger, which resists corrosion and extends service life. The LED display not only offers clear temperature readouts but also provides diagnostic alerts, enabling homeowners and technicians to quickly identify and resolve any operational issues. All components, including the exhaust pipe, vent, and mounting hardware, are supplied in a single kit, eliminating the need for separate purchases and ensuring a seamless installation experience. Moreover, the product is backed by a comprehensive two‑year manufacturer warranty and supported by a network of licensed professionals who can assist with installation, maintenance, and troubleshooting, giving customers confidence in long‑term performance.

Key Features

  • Instant hot water with 80,000 BTU output eliminates waiting time and provides continuous flow for multiple fixtures.
  • Compact wall‑mount design saves space and blends with modern interior décor while maintaining easy access for service.
  • LED display with four preset temperature modes offers precise control for dishes, fruit, elderly, and infant care.
  • High‑efficiency propane combustion reduces energy consumption and operating costs compared to traditional tank heaters.
  • Comprehensive installation kit and two‑year warranty ensure hassle‑free setup and reliable after‑sales support.

FAQ

What size heater do I need for my home?

The appropriate size depends on the number of fixtures you plan to serve simultaneously and the desired flow rate. The 3.6 GPM model is ideal for small to medium households that require hot water for two to three fixtures at once, such as a shower and a kitchen sink. For larger homes with higher demand, Ranein offers models with higher flow rates, like 5.3 GPM or 8.5 GPM, which can support additional bathrooms or larger appliances without compromising temperature stability.

Can I install the heater myself?

While the heater includes all necessary mounting hardware and venting components, installation must comply with local building and plumbing codes. Ranein strongly recommends that a licensed plumber or HVAC professional perform the installation to ensure proper venting, gas line connections, and electrical wiring. Attempting a DIY installation without the required expertise could void the warranty and pose safety risks.

How does the LED display improve user experience?

The LED display provides real‑time temperature readings and allows users to select from four preset modes tailored to specific applications. It also alerts users to any fault conditions, such as low gas pressure or overheating, enabling quick troubleshooting. The clear, backlit interface is easy to read in both bright and dim lighting conditions, enhancing convenience and safety.

Is the heater compatible with natural gas?

Yes, Ranein offers versions of this tankless water heater that are configured for natural gas. When selecting a model, be sure to verify the fuel type indicated in the SKU options. Natural‑gas models have similar performance specifications but may require different venting components and gas line adapters, which are included in the respective installation kits.

What maintenance is required to keep the heater operating efficiently?

Regular maintenance includes checking the vent pipe for blockages, inspecting the burner for soot buildup, and ensuring the propane supply line is free of leaks. It is advisable to schedule a professional inspection at least once a year to clean the heat exchanger and verify that all safety sensors are functioning correctly. Routine maintenance helps preserve efficiency, extend the unit’s lifespan, and maintain optimal water temperature performance.

Additional information

Color

Propane, Natural Gas

Size

5.3GPM 130,000 BTU (Indoor), 8.5GPM 190,000 BTU (Outdoor), 4.3GPM 100,000BTU (Indoor), 5.3GPM 130,000 BTU (Outdoor), 3.6GPM 80,000BTU (Indoor), 8.5GPM 190,000 BTU (Indoor), Hydrotherapy water heater

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