10 Best Rinnai Water Heaters

Last Updated December 2019 Based on 3997 Reviews
1 Best of the Best!
Rinnai V Series HE Tankless Hot Water Heater: Outdoor Installation
Rinnai Rinnai V Series HE Tankless Hot Water Heater: Outdoor Installation
More info
9.8 Greet
Product Highlights
  • Endless hot water for your entire home
  • V53DeP HE High Efficiency Tankless Hot Water Heater - Propane: Outdoor Installation Only
  • Up to 5.3 GPM hot water flow rate (varies by groundwater temp)
  • Control-R 2.0 mobile app features timers and schedules throughout the day and allows you to remotely put the system into vacation mode.
  • Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)
2
Rinnai V Series HE Tankless Hot Water Heater: Indoor Installation
Rinnai Rinnai V Series HE Tankless Hot Water Heater: Indoor Installation
More info
9.6 Greet
Product Highlights
  • Endless hot water for your entire home
  • V65iN HE High Efficiency Tankless Hot Water Heater - Natural Gas: Indoor Installation Only
  • Up to 6.5 GPM hot water flow rate (varies by groundwater temp)
  • Control-R 2.0 mobile app features timers and schedules throughout the day and allows you to remotely put the system into vacation mode.
  • Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)
3
Watts LFTWH-FT-HCN Service Valve Kit for Tankless Water Heater
Watts Watts LFTWH-FT-HCN Service Valve Kit for Tankless Water Heater
More info
9.2 Greet
Product Highlights
  • TANKLESS WATER HEATER VALVE KIT: Series LFTWH tankless water heater valves are designed to simplify the installation, maintenance and operation of tankless water heaters.
  • SERVICE VALVE SET: The Valve Kit replaces up to 18 fittings and 16 connections used in typical tankless water heater installations;Color coded tee handle
  • MULTIPLE CONNECTION VALVE KIT: They are available in two valve sets or as a single valve with female threaded, union or quick-connect end options. The service valve kits are available with or without a relief valve. Cold water inlet and hot water outlet valves facilitate service and maintenance. Hot and cold service valves is certified to NSF/ANSI 61
  • LEAD FREE VALVE KIT: The wetted surface of our Lead Free products contacted by consumable water contain less than one quarter of one percent (0.25 percent) of lead by weight
  • SERVICE VALVE KIT: Purge/drain ports allow regular cleaning to remove scale build-up. The kit includes LF4L - Lead free poppet type pressure relief valves for protection against excessive pressure and LFTWH - Lead Free Tankless Water Heater Valves.
4
Rinnai RL Series HE+ Tankless Hot Water Heater: Outdoor Installation
Rinnai Rinnai RL Series HE+ Tankless Hot Water Heater: Outdoor Installation
More info
8.8 Very good
Product Highlights
  • Endless hot water for your entire home
  • RL94eN HE+ High Efficiency Tankless Hot Water Heater - Natural Gas: Outdoor Installation Only
  • Up to 9.4 GPM hot water flow rate (varies by groundwater temp)
  • Circ-Logic technology allows you to set recirculation patterns that coincide with your typical habits. Hot water is available when you need it!
  • Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)
5
Rinnai RU Series Sensei SE+ Tankless Hot Water Heater: Indoor Installation
Rinnai Rinnai RU Series Sensei SE+ Tankless Hot Water Heater: Indoor Installation
More info
8.6 Very good
Product Highlights
  • Endless hot water for your entire home
  • RU199in Sensei SE+ Super High Efficiency Tankless Hot Water Heater - Natural Gas: Indoor Installation Only
  • Up to 11 GPM hot water flow rate (varies by groundwater temp)
  • Circ-Logic technology allows you to set recirculation patterns that coincide with your typical habits. Hot water is available when you need it!
  • Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)
6
Rinnai RL Series HE+ Tankless Hot Water Heater: Outdoor Installation
Rinnai Rinnai RL Series HE+ Tankless Hot Water Heater: Outdoor Installation
More info
8.2 Very good
Product Highlights
  • Endless hot water for your entire home
  • RL94eP HE+ High Efficiency Tankless Hot Water Heater - Propane: Outdoor Installation Only
  • Up to 9.4 GPM hot water flow rate (varies by groundwater temp)
  • Circ-Logic technology allows you to set recirculation patterns that coincide with your typical habits. Hot water is available when you need it!
  • Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)
7
Rinnai RL Series HE+ Tankless Hot Water Heater: Indoor Installation
Rinnai Rinnai RL Series HE+ Tankless Hot Water Heater: Indoor Installation
More info
7.9 Good
Product Highlights
  • Endless hot water for your entire home
  • RL94iN HE+ High Efficiency Tankless Hot Water Heater - Natural Gas: Indoor Installation Only
  • Up to 9.4 GPM hot water flow rate (varies by groundwater temp)
  • Circ-Logic technology allows you to set recirculation patterns that coincide with your typical habits. Hot water is available when you need it!
  • Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)
8
Rinnai RL Series HE+ Tankless Hot Water Heater: Outdoor Installation
Rinnai Rinnai RL Series HE+ Tankless Hot Water Heater: Outdoor Installation
More info
7.6 Good
Product Highlights
  • Endless hot water for your entire home
  • RL75eP HE+ High Efficiency Tankless Hot Water Heater - Propane: Outdoor Installation Only
  • Up to 7.5 GPM hot water flow rate (varies by groundwater temp)
  • Circ-Logic technology allows you to set recirculation patterns that coincide with your typical habits. Hot water is available when you need it!
  • Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)
9
EcoSmart ECO 27 Electric Tankless Water Heater, 27 KW at 240 Volts, 112.5 Amps with Patented Self Modulating Technology
Ecosmart EcoSmart ECO 27 Electric Tankless Water Heater, 27 KW at 240 Volts, 112.5 Amps with Patented Self Modulating Technology
More info
7.3 Good
Product Highlights
  • Savings of up to 50% on water heating costs. Dimensions :17H x 17W x 3.625D inches ;Pipes fittings :3/4 inch NPT
  • Digital temperature control in 1-degree increments allows control of hot water; Activation Flow: 0.3 GPM
  • Copper and stainless components designed for efficiency, durability and easy replacement.
  • Compact size saves valuable storage space, while the stylish and advanced design is pleasing to the eye and Copper and stainless components designed for efficiency, durability and easy replacement.
  • Prior to purchase & installation, please verify that this model is the right size for your hot water needs and electrical requirements. Electrical requirements: 27 kW, 240 volts, (3) 40 required breakers, 112.5 maximum power (AMP), (3) 8 required wire.Amperage Draw:113 A
  • Required Breaker Quantity: Three 40 Amp Double Pole
  • Recommended Electrical Panel: 200 Amps
  • NEVER run out of hot water with an ECOSMART tankless water heater.
  • Save up to 12 cubic feet of storage space.
  • Digital temperature control in 1-degree increments gives users complete control of hot water
10
Rinnai RUR Series Sensei SE+ Tankless Hot Water Heater: Indoor Installation
Rinnai Rinnai RUR Series Sensei SE+ Tankless Hot Water Heater: Indoor Installation
More info
7.2 Good
Product Highlights
  • Endless hot water for your entire home
  • RUR199in Sensei SE+ Super High Efficiency Tankless Hot Water Heater - Natural Gas: Indoor Installation Only
  • Up to 11 GPM hot water flow rate (varies by groundwater temp)
  • Control-R 2.0 mobile app features timers and schedules throughout the day and allows you to remotely put the system into vacation mode.
  • Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)

Releted Reviews

10 Best Rinnai Gas Heaters View list
  • 1 Rinnai V Series HE Tankless Hot Water Heater: Indoor Installation Rinnai V Series HE Tankless Hot Water Heater: Indoor Installation
  • 2 Rinnai RL Series HE+ Tankless Hot Water Heater: Outdoor Installation Rinnai RL Series HE+ Tankless Hot Water Heater: Outdoor Installation
  • 3 Rinnai RU Series Sensei SE+ Tankless Hot Water Heater: Indoor Installation Rinnai RU Series Sensei SE+ Tankless Hot Water Heater: Indoor Installation
10 Best Alkaline Water Machines View list
  • 1 Express Water Alkaline Reverse Osmosis Water Filtration System - 10 Stage RO Mineralizing Purifier - Mineral, pH +, Antioxidant - Under Sink Water Filter with Remineralization - 50 GDP Express Water Alkaline Reverse Osmosis Water Filtration System - 10 Stage RO Mineralizing Purifier - Mineral, pH +, Antioxidant - Under Sink Water Filter with Remineralization - 50 GDP
  • 2 Express Water Alkaline Reverse Osmosis Filtration System - 10 Stage RO Mineralizing Water Filter - Mineral, pH + Antioxidant - Under Sink Water Filter with Remineralization - 100 GDP with Clear Housing Express Water Alkaline Reverse Osmosis Filtration System - 10 Stage RO Mineralizing Water Filter - Mineral, pH + Antioxidant - Under Sink Water Filter with Remineralization - 100 GDP with Clear Housing
  • 3 iSpring RCC7AK 6-Stage Superb Taste High Capacity Under Sink Reverse Osmosis Drinking Water Filter System with Alkaline Remineralization - Natural pH iSpring RCC7AK 6-Stage Superb Taste High Capacity Under Sink Reverse Osmosis Drinking Water Filter System with Alkaline Remineralization - Natural pH
10 Best Electric Hot Water Heaters View list
  • 1 EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
  • 2 American Standard CE-12-AS 12 gallon Point of Use Electric Water Heater American Standard CE-12-AS 12 gallon Point of Use Electric Water Heater
  • 3 3M Aqua-Pure Whole House Scale Inhibition Inline Water System AP430SS, Helps Prevent Scale Build Up On Hot Water Heaters and Boilers 3M Aqua-Pure Whole House Scale Inhibition Inline Water System AP430SS, Helps Prevent Scale Build Up On Hot Water Heaters and Boilers