RCB301AN RCB_Boiler_Wall Model Series
Experience the next level in hydronic heating with the RCB•Series™ Wall-Hung and Floor-Standing Boilers from Rinnai, offering superior thermal efficiency and intelligent, user-friendly controls. Choose from multiple models, including wall-hung (RCB301AN, RCB399AN) and floor-standing (RCB500AN, RCB750AN, RCB1000AN) options to fit your space and capacity requirements. Each boiler features a 10:1 turndown ratio, allowing precise adjustments to meet varying demand. Built with a 316L stainless steel water tube heat exchanger for lasting durability. Get the quality you expect from Rinnai backed by a 10-Year (Non-Prorated) on the Heat Exchanger plus 1 year Parts and 1 Year Labor.
- 97% Thermal Efficiency
- 30,100 BTU (minimum)
301,000 BTU (maximum) - Indoor
- Warranty
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Supply Connections
Connection Connection Size Gas 1" MNPT / (25 MM) Cold Inlet 1-1/4" MNPT / (32 MM) Hot Outlet 1-1/4" MNPT / (32mm) Condensate Drain 1" MNPT / (25mm) (3/4" PVC) -
Product Depth 21.3 in / (541 mm) Product Height 33.1 in / (841 mm) Product Width 19.4 in / (493 mm) Product Weight 170 lbs Gas Type Natural Gas Installation Type Indoor Warranty information is available in the Installation & Owner Manual.
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Browse product manuals, spec sheets, and other documentation below.
800000211 Rinnai Commercial Boiler Common Venting Installation Instructions-FrenchPDF 8 MBNo documents match your filters.