CU199iP CU Model Series

Commercial condensing tankless water heater CU199iP from Rinnai is precision engineered to provide endless hot water for the most demanding of applications such as restaurants, hospitality, education institutions, multifamily residential buildings and more. CU199iP is designed for indoor installation, propane gas fuel, is WiFi ready to monitor performance accross multiple units to ensure up time is maintained. Multiple venting options offer installation flexibility to meet your existing layout or for new build optimization.

  • 97% Thermal Efficiency
  • 15,000 BTU (minimum)
    199,000 BTU (maximum)
  • Warranty
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Commercial condensing tankless water heater CU199iP from Rinnai is precision engineered to provide endless hot water for the most demanding of applications such as restaurants, hospitality, education institutions, multifamily residential buildings and more. CU199iP is designed for indoor installation, propane gas fuel, is WiFi ready to monitor performance accross multiple units to ensure up time is maintained. Multiple venting options offer installation flexibility to meet your existing layout or for new build optimization.

Supply Connections

Connection Connection Size
Gas 3/4" MNPT / (19 mm)
Cold Inlet 3/4" MNPT / (19 mm)
Hot Outlet 3/4" MNPT / (19 mm)
Condensate Drain 1/2" NPT / (13 mm)
Product Depth 11.45 in / (290 mm)
Product Height 31.3 in / (795 mm)
Product Width 18.5 in / (470 mm)
Product Weight 64 lb / (29 kg)
Gas Type Propane Gas
Recirculation Capable Yes
Domestic Hot Water Flow Rate (Maximum) 11 GPM / (41.6 l/min)
Wi-Fi Capable Yes
SCAQMD Approved Ultra Low NOx

Warranty information is available in the Installation & Owner Manual.

Browse product manuals, spec sheets, and other documentation below.

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100000313 OPU Instructions-English and French
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100000887-Polypropylene Common Venting Installation Instructions-Version H_FRE
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100000921 PVC and CPVC Common Venting Installation Instructions for SENSEI-SPANISH
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100000437-N-Series Conversion Manual
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100000437-SENSEI Conversion Manual
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CU199iP
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100000504-N Series Commercial Condensing Installation and Operation Manual
PDF 8 MB
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100000504-N Series Commercial Condensing Installation and Operation Manual-French
PDF 8 MB
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100000504-N Series Commercial Condensing Installation and Operation Manual-Spanish
PDF 8 MB
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100000557-Sp Polypropylene Common Venting Installation Instructions-Version H_SPANISH
PDF 6 MB
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100000573-SENSEI Demand Duo Retrofit Installation Instructions
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100000625-PVC and CPVC Common Venting Installation Instructions for SENSEI
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100000923 Troubleshooting TWH Diagnostic Codes-French
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100000924 Troubleshooting TWH Diagnostic Codes-Spanish
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BMS Installation and Operation Manual English
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Commercial Water Heating Solutions - RE/REP/CU/RSC
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Commercial WH Solutions Brochure_Installers
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US Sensei to Sensei RX Cross-reference
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100000580(01)-CU199i-P Engineering Specification
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CUi- SP - FR
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N Series Condensing Commercial Indoor Spec Sheet English - CU Models
PDF 555 KB
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SP-TRS spec sheet
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Tankless Rack System Specification Sheet English
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Announcing IPEX System 1738 PVC Approval Technical Bulletins English
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TB-146 Connect Control-R Wi-Fi Module to SENSEI Water Heaters
PDF 756 KB
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TB-154 External Recirculation Pump Wire Harness For SENSEI Models
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TB-156 GTK15 Recirculation Pump with SENSEI Water Heaters
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TB-159 SENSEI CSA Certification and ULC S636 PVC Venting
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TB-163 New Isolation Valve Design for Tankless Water Heaters
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U334-0781X01(01)-100000505(01)-N-Series Techsheet-Res and Comm
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CHS199-1-CIRC
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CHS199-3-CV
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CHS199-5-CIRC
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CHS199-5-CV
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CWH-3-RUR-CO
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TRSCU-10-CV
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TRSCU-8-CV
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TRSCU-IL3BB6-CIRC
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TRSCU-IL4BB8-BC
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TRSCU-IL4BB8-BC
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TRSCU-IL4BB8-BC2
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TRSCU-IL4BB8-CIRC
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TRSCU-IL5BB10-BC
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TRSCU-IL5BB10-BC2
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TRSCU-IL5BB10-CIRC
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TRSCU-IL5BB10-CIRC
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TRSCU-IL6BB12-BC
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TRSCU-IL6BB12-BC
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TRSCU-IL6BB12-BC2
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TRSCU-IL6BB12-CIRC
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TRSCU-IL7-CIRC
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TRSCU-IL8-CIRC
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TRWCU-2-CV
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TRWCU-3-CV
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TRWCU-7-CV
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TRWCU-8-CV
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TRWST-2-RUR
PDF 766 KB
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TRWST-3-CO
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TRWST-3-RUR
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100000804 TRS Corner Rack Submittal Form
PDF 0 MB
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100000806 CU199 and CU160 Commercial TWH Submittal Form
PDF 1 MB
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100000830 TRS Wall Rack (TRW02, TRW03) Submittal Form
PDF 1 MB
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100001002_Warranty_SENSEI Commercial-French
PDF 253 KB
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100001003_Warranty_SENSEI Commercial-Spanish
PDF 237 KB
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Sensei Commercial Warranty - English
PDF 228 KB
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