Rinnai RCB Series RCB301AN Natural Gas Wall-Mount Indoor Heat-Only Boiler - 120V, 301,000 BTU
Item number 61brcb301anMFR number RCB301AN
Usually Ships in 5-10 Business Days from manufacturer
Lead times vary based on manufacturer stock
Product Overview
- Delivers a minimum BTU of 30,100 and a maximum BTU of 301,000
- Intelligent, user-friendly controls
- Outdoor sensor automatically adjusts water temperature to unit setpoint
- 10:1 turndown ratio allows for precise adjustments
- Includes a wall mounting bracket and screws
UPC Code:400018132524
- Quantity
- 1/Each
- Shipping Weight
- 194 lb.
- Width
- 19 7/16 Inches
- Depth
- 21 5/16 Inches
- Height
- 33 1/8 Inches
- Amps
- 6.3 Amps
- Hertz
- 60 Hz
- Phase
- 1 Phase
- Voltage
- 120 Volts
- Wattage
- 133 Watts
- Application
- Multiple Points of Use
- Features
- Energy Efficient Field-Convertible (Gas) Touch Screen
- Gas Connection Size
- 1 Inch
- Installation Type
- Wall Mounted
- Noise Level
- 55 dB
- Power Type
- Natural Gas
- PSI
- 13 - 80 PSI
- Style
- Tankless
- Temperature Range
- 104 - 180 Degrees F
- Type
- Water Heaters
- Usage
- Indoor
- Water Inlet Size
- 1 1/4 Inches
Rinnai RCB301AN Details
Keep your space warm with this Rinnai RCB series boiler! This boiler is designed for wall-mount installation in commercial indoor spaces. It delivers a minimum BTU of 30,100 and maximum BTU of 301,000 and offers 97% thermal efficiency. It features intelligent, user-friendly controls, and it has an adjustable temperature of 104 to 180 degrees Fahrenheit. The 10:1 turndown ratio allows for precise adjustments, and a rating of 55 dBA ensures quiet operation. This water heater operates using a direct electronic ignition for better energy efficiency.
This unit has a stainless steel water tube heat exchanger for long-lasting durability. The included pressure relief valve shuts down operation under unsafe parameters, while the outdoor temperature sensor automatically adjusts the water temperature based on outdoor conditions. This unit comes with a wall mounting bracket and screws. It ships as a natural gas unit but is field convertible to liquid propane (conversion kit sold separately). A 120V electrical connection and natural gas connection are required for operation.
Overall Dimensions:
Width: 19 7/16"
Depth: 21 5/16"
Height: 33 1/8"
This Item Ships via Common Carrier. For more information and tips to help your delivery go smoothly, click here.
Because this item is not stocked in our warehouse, processing, transit times and stock availability will vary. If you need your items by a certain date, please contact us prior to placing your order. Expedited shipping availability may vary. We cannot guarantee that this item can be cancelled off of the order or returned once it is placed.

Field Convertible (Gas)
This unit can be modified by a service technician to operate using either natural gas or liquid propane gas.

1" Gas Connection
This unit comes with a 1" gas connection to be installed by a professional.

1 1/4" Water Connection
This unit comes with a 1 1/4" water connection for water supply.

CSA Design, US
This item has been certified by the Canadian Standards Association (CSA) to meet applicable certification requirements for gas-fired products used in the United States.

CSA Blue Flame, Canada
This product has been certified by the Canadian Standards Association (CSA) to meet requirements for gas-fired products in Canada.
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