Skip to content
Rinnai feature image

Rinnai

4.5 Fact checked

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

When purchasing a product, price is the consumer's primary concern. At present, Rinnai has 141 products for sale. Rinnai products range in price from $32.47 to $3390.8, and the average price of all the products is about $1197.11. You should take everyting into consideration before buying the products, after all, it is not a small expenditure for most consumers.

We found that most of the Rinnai products are manufactured by Rinnai America Corporation. The manufacturer provides Rinnai with a steady supply of products, and they have a good cooperative relationship with each other.

You can confidently purchase Rinnai products from the seller eFaucets. The brand holds an average rating of 4.5, testifying to its excellent reputation.

Share

Rinnai Best Sellers

Last Updated: Jan 10, 2026

NEW Rinnai RXP199iN Condensing Smart Sense Natural Gas or Propane Tankless Water Heater, Indoor or Outdoor Water Heater, Up to 11.1 GPM, 199,000 BTU, with Recirculation Pump

  • One Model, Anywhere: This Rinnai tankless water heater is installable indoors or outdoors thanks to our new Versa Vent and powered by either propane or natural gas thanks to a Smart Sense gas control system; RX-OVC vent cap required for outdoor install
  • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: This condensing propane and natural gas tankless water heater from Rinnai is only the size of a small suitcase, but provides up to 11.1 GPM (7 fixtures at once)
  • Smart, Efficient Design: This water heater's modern design includes an easy-to-use interface, Quick Flush feature for simplified flushing, as well as a super-high energy efficiency factor of UEF .98; See Controlr module for WiFi control (not included)

NEW Rinnai RX160iN Condensing Smart Sense Natural Gas or Propane Tankless Water Heater, Indoor or Outdoor Water Heater, Up to 9 GPM, 160,000 BTU

  • One Model, Anywhere: This Rinnai tankless water heater is installable indoors or outdoors thanks to our new Versa Vent and powered by either propane or natural gas thanks to a Smart Sense gas control system; RX-OVC vent cap required for outdoor install
  • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: This condensing propane and natural gas tankless water heater from Rinnai is only the size of a small suitcase, but provides up to 9 GPM (6 fixtures at once)
  • Smart, Efficient Design: This water heater's modern design includes an easy-to-use interface, Quick Flush feature for simplified flushing, as well as a super-high energy efficiency factor of UEF .97; See Controlr module for WiFi control (not included)

Rinnai RE199iN Non-Condensing Natural Gas Tankless Water Heater, Up to 9.8 GPM, Indoor Installation, 199,000 BTU

  • Smart Design: Improved design of tankless hot water heater only heats when necessary to conserve energy; Speeds installation and enhances serviceability with a cleaner internal layout; LED screen provides service reminders and error codes
  • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: This non-condensing indoor tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 7.6 GPM (6 fixtures at once)
  • Smart, Durable Design: Water heater includes 15-, 5-, and 1-year residential guarantee for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included); See REP199iN for model with included pump

Rinnai FC824P Ventless Propane Heater, Energy-Efficient Space Heater with Programmable Thermostat

  • Efficient Heating: Our small space heater provides powerful warmth in compact rooms; With its warm air outlet and bottom front louvers, it effectively heats up any indoor area, ensuring you stay comfortable during the chilly seasons
  • Smart Control: Enjoy precise temperature control with our room heater's programmable thermostat display; The digital adaptive control on this indoor heater adapts to your heating needs, while a self-diagnostics feature means hassle-free maintenance
  • Peace of Mind: Our wall heater is designed with your safety in mind with a flame failure device, overheat switch, oxygen depletion sensor, and tilt switch, which automatically disable gas/power if the device overheats, overturns, or is extinguished

Rinnai V53DeN Natural Gas Tankless Water Heater - 5.3 GPM, Outdoor Installation

  • Unlimited Hot Water For Your Family: Enjoy endless hot water with our Rinnai tankless hot water heater, providing a flow rate of 5.3 GPM to serve up to 4 appliances; Say goodbye to cold showers and hello to convenience with this efficient unit
  • Energy Efficiency At Its Best: This compact gas tankless water heater conserves energy by heating water only when needed, making it an earth-friendly choice for energy-conscious homeowners; Reduce utility bills and enjoy hot water as needed
  • Peace Of Mind With Long-Lasting Performance: The Rinnai tankless hot water heater offers a 10-year warranty on the heat exchanger, ensuring durability; Enjoy uninterrupted hot water flow without worrying about frequent repairs

Rinnai RWM200 WiFi Control Module for Tankless Water Heater, Black, Smart Phone Control, Indoor Installation

  • SMART CONNECTIVITY: Enables wireless control of your Rinnai tankless water heater through a smartphone app, allowing remote temperature adjustments and monitoring
  • EASY INSTALLATION: Features a simple two-wire interface that quickly connects to your Wi-Fi network, compatible with specifically equipped Rinnai tankless water heaters
  • FLEXIBLE PLACEMENT: Can be installed up to 300 feet away from the water heater when Wi-Fi signal is weak, designed for indoor installation but works with outdoor heaters

Rinnai RE180iN Non-Condensing Natural Gas Tankless Water Heater, Up to 8.5 GPM, Indoor Installation, 180,000 BTU

  • Smart Design: Improved design of tankless hot water heater only heats when necessary to conserve energy; Speeds installation and enhances serviceability with a cleaner internal layout; LED screen provides service reminders and error codes
  • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: This non-condensing indoor tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 6.9 GPM (5 fixtures at once)
  • Smart, Durable Design: Water heater fits a wide array of spaces; Includes 15-, 5-, and 1-year residential guarantee for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)

Rinnai RL75IN Tankless Hot Water Heater, 7.5 GPM, Natural Gas, Indoor Installation

  • Original Design: Tankless hot water heater's Circ-Logic technology offers recirculation patterns that match your habits; For the latest in non-condensing technology that speeds up service and installation, check out our new RE160iN model
  • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: Non-condensing tankless hot water heater from Rinnai is only the size of a small suitcase and fits in a wide variety of spaces, but provides up to 7.5 GPM (5 fixtures at once)
  • Smart, Durable Design: Includes 12-, 5-, and 1-year residential guarantee and 5-, 5-, and 1-year commercial factory warranty for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)

Rinnai Flame Rod Electrode Kit

  • Item Package Dimension: 3.89L x 3.069W x 2.23H inches
  • Item Package Weight - 0.11 Pounds
  • Item Package Quantity - 1

Rinnai RE140eP Non-Condensing Propane Tankless Water Heater, Up to 5.3 GPM, Outdoor Installation, 140,000 BTU

  • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: This non-condensing outdoor tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 5.3 GPM (5 fixtures at once)
  • Smart, Durable Design: Water heater fits a wide array of spaces; Includes 15-, 5-, and 1-year residential guarantee for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)
  • Professional Installation Recommended: Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your tankless water heater; We do not recommend installing a water heater without a technician

I series Combi Primary Secondary Heating Kit

  • Factory-built for quick field installation
  • Designed specifically for Rinnai I-Series Combination Boilers
  • Offered as a boiler accessory for hydraulic separation

Rinnai CX199iN Condensing Smart Sense Commercial Natural Gas or Propane Tankless Water Heater, 199,000 BTU, 11.1 GPM

  • One Model, Anywhere: This Rinnai tankless water heater is installable indoors or outdoors thanks to our new Versa Vent and powered by either propane or natural gas thanks to a Smart Sense gas control system; RX-OVC vent cap required for outdoor install
  • Super High Efficiency for Lower Energy Costs: Boasting an impressive thermal efficiency rating of 97%, this tankless water heater optimizes energy usage, helping to significantly reduce operational costs
  • Installation Flexibility with Conversion Kit: This model provides installation flexibility with an optional conversion kit for recirculation; With the kit, users can improve hot water management, optimizing efficiency and saving energy

Rinnai EX11DTP Direct Vent Wall Furnace, Indoor Propane Heater, Energy Efficient Space Heater, 11,000 BTU, Beige

  • Safe And User-Friendly Design For Peace Of Mind: This wall mounted heater features a cool-to-the-touch cabinet and self-diagnostic electronics to guarantee safe operation, making it an ideal indoor heater for families with children
  • Energy Savings Without Compromise: Our energy efficient space heater minimizes fuel consumption by precisely matching heat levels to your needs, ensuring enhanced efficiency while keeping your home warm and comfortable all season long
  • Customizable Comfort With Smart Technology: The programmable thermostat allows you to set specific temperatures to suit your lifestyle, easily integrating with Wi-Fi-enabled systems for ultimate convenience with this wall mount heater

Combi Boiler CH 150K BTU/DHW 199K BTU

  • Unmatched Energy Efficiency: The Rinnai I-Series Plus Water Boiler provides significant energy savings with up to a 96% AFUE rating, making it an excellent choice for cost-conscious professionals
  • Smart Home Compatibility: Featuring Smart Connect technology, these Rinnai Combi Boilers offer Wi-Fi remote access and Bluetooth connectivity through the Rinnai Central App, allowing for convenient monitoring and management
  • Versatile Fuel Options: With Smart Sense Adaptive Gas Valve technology, the I-Series Plus is designed to accommodate natural gas or propane, ensuring compatibility with a wide range of heating setups to meet diverse customer needs

Rinnai 103000039 Scale Cutter Water Conditioning System Replacement Filter

  • Keeping scale-causing minerals in solution inhibiting lime scale formation
  • Changes the shape of precipitated lime scale preventing accumulation
  • Coats wetted surfaces with a micro-thin layer that provides corrosion control

Rinnai i150SN Condensing Gas Boiler, Whole Home Natural Gas Heater with Space-Saving Design and Smart Features, (150K BTU)

  • Whole Home Heater: Heat the whole house with our tankless boilers, featuring a stainless-steel heat exchanger with a modulating wire mesh burner, and experience energy-efficient warmth and comfort
  • Smart Features: This high-efficiency gas boiler's multizone control capability allows thermostat and integrated control pumps to connect directly to the boiler; Wall mount heater features safety child-lock that automatically turns off central heating
  • Easy Interface: Our energy efficient heater has a digital display main screen, temperature and pressure display, and an outdoor reset sensor with easy parameter settings; Adjust CH temperature between 104°F and 180°F and DHW between 98°F and 140°F

Rinnai RU199iN Condensing Tankless Hot Water Heater, 11 GPM, Natural Gas, Indoor Installation

  • Endless Hot Water: Our tankless hot water heaters offer unlimited whole-home hot water flow and come equipped with Circ-Logic for pairing with an external pump to reduce wait time for hot water via scheduled or on-demand recirculation
  • Energy and Space Efficient: The tankless design of this small hot water heater saves on space and conserves energy as it heats only when necessary
  • Optimal Water Pressure: With a hot water flow rate of up to 11 GPM, this tankless water heater provides a powerful, constant stream that can accommodate up to 7 appliances at once

Rinnai REP199iN Smart-Circ Non-Condensing Natural Gas Tankless Water Heater with Built-In Recirculation Pump, Up to 7.9 GPM, Indoor Installation, 199,000 BTU

  • Smart-Circ Intelligent Recirculation: Tankless hot water heater offers a built-in recirculation pump and Smart-Circ technology that learns your water use patterns, then schedules pump and recirculation accordingly for energy efficiency and convenience
  • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: This non-condensing indoor tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 7.6 GPM (6 fixtures at once)
  • Smart, Durable Design: Water heater fits a wide array of spaces; Includes 15-, 5-, and 1-year residential guarantee for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)

Rinnai FAQs