Rinnai I Series Plus IP150S Condensing Solo Boiler, 150,000 BTU
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The Rinnai I Series Plus IP150S is a condensing gas boiler for space heating with 150,000 BTU maximum input. It runs on natural gas or liquid propane and adds built-in zoning and remote control.
The boiler uses Smart Sense adaptive gas valve technology and provides four built-in zones. Seven heating reset curves, a quick set-up screen and an improved front display simplify setup, while Smart Connect provides Wi-Fi remote access and Bluetooth via the Rinnai Central app.
The boiler accepts concentric, twin pipe or room air venting, allows common venting of up to 8 units and is approved to 10,100 ft altitude. It uses a 3/4 in. MNPT gas connection and a 1/2 in. NPT condensate drain, with a 0.88 gal storage capacity.
Highlights
150,000 BTU maximum input on natural gas or liquid propane
Four built-in zones and 7 heating reset curves
Smart Connect Wi-Fi and Bluetooth with the Rinnai Central app
Concentric, twin pipe or room air venting; common venting up to 8 units
Approved for altitudes up to 10,100 ft
Specifications
Brand | Rinnai |
Model | IP150S |
Input | 150,000 BTU |
Fuel | Natural gas or liquid propane |
Voltage | 120 V, 60 Hz |
Ignition | Direct electronic |
Venting | Concentric, twin pipe, room air |
Storage capacity | 0.88 gal |
Gas connection | 3/4 in. MNPT |
Condensate | 1/2 in. NPT |
Wi-Fi | Yes |
Height | 30.11 in. |
Width | 18.50 in. |
Depth | 11.50 in. |
Weight | 82.7 lb |
Good to know
Gas-fired appliance: it must be installed, vented and commissioned by a qualified installer in line with local codes and the manufacturer's installation manual.


