Upsilon

The Upsilon series consists of 3 boilers: UB 70, UB 110 and UB 140. All the boilers in the this series are fitted with an electronic control which optimises the performance by infinitely modulating. These boilers have a very low gas usage, very low emissions, Nox class 5 and very high efficiencies, up to 110.3%. In short, the Upsilon is the best solution available for large commercial applications.

Features Upsilon

  • Efficiency 110.3% according EN 677 (50/30°C part load, Hi)
  • Fitted with 1 or 2 stainless steel heat exchangers
  • Fully modulating burner technology
  • Concentric and parallel flue options
  • Easy installation
  • Intelligent control system
  • Nox class 6
  • 0 – 10 volt, Volt Free on/off or OpenTherm connection possible
  • Standard fitted with cascade manager
  • Up to 8 boilers applicable in cascade configuration
  • Built-in primary pump
  • The UB 110 and UB 140 have built in redundancy
  • Optional: Weather-dependant control with outside sensor, Air inlet filter,
  • Also available on propane

Ecodesign specifications

UB 70 110 140
Load profile:
Energy efficiency class: A
Energy efficiency: 94% 93% 94%

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Service

As a manufacturer of high-end appliances A.O. Smith claims to maximize user convenience and comfort. Therefore, we must be able to support and guarantee that our products run impeccably. Customer satisfaction throughout the service life of our products, that´s A.O. Smith´s promise.
By offering a comprehensive range of services (such as sizing, commissioning, service and maintenance) A.O. Smith validates that promise.