Viessmann CU3A-57 Vitocrossal 300 CU3A Gas-Fired Boiler

Product Description

The Viessmann CU3A-57 Vitocrossal 300 is a gas-fired floor-standing boiler that delivers efficiency and reliability. Designed with a stainless steel Inox-Crossal heat exchanger, it supports various heating needs with an input ranging from nineteen to one hundred ninety-nine MBH. Ideal for both boiler retrofits and new constructions, this boiler features a MatriX dome gas burner that optimally adjusts to different gas types, allowing it to operate efficiently with natural gas or propane.

• Advanced condensing technology for enhanced efficiency
• High combustion efficiency with MatriX dome gas burner
• Utilizes hot gases for effective heating

Product Highlights

This boiler is engineered for exceptional performance. Its design ensures high efficiency, reaching up to ninety-eight percent. The wide water passageways facilitate full flow, contributing to reliable operation under various conditions.

Product Information

Standard Information

• Fuel type: Natural gas (NG) or liquid propane gas (LPG)
• Min. input: 19,000 BTU for CU3A-94, 25,000 BTU for CU3A-125, 43,000 BTU for CU3A-160 & CU3A-199

Technical Specifications

• Max. input: 94,000 BTU for CU3A-94, 125,000 BTU for CU3A-125, 160,000 BTU for CU3A-160, 199,000 BTU for CU3A-199
• Efficiency (AFUE): 95% for all models
• Depth: 27 inches for CU3A-94 & CU3A-125, 31 inches for CU3A-160 & CU3A-199
• Width: 26 inches for all models
• Height: 61 inches for all models with control interface closed, 67 inches with control interface open