XTherm® Condensing
Boilers & Water Heaters
The all new XTherm - vertical modulating condensing boiler in sizes to 2000 MBTU. XTherm combines time honored high recovery copper fin technology with cutting edge control and combustion advancements. The installer and building owner enjoy broad installation flexibility, easy commissioning, optimum seasonal efficiency, and long term reliability.

Remarkably small footprint saves space for those cramped retrofit projects. Built to last, with industrial grade construction and user friendly serviceability. Extreme burner turndown produces up to 99% efficiency at low fire when it's most needed. Meets even 2012 LoNOx standards. Now is the time to take a closer look at Raypak's XTherm.

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• 3 models from 1,000,000 to 2,000,000 BTUH
• Up to 96% efficiency (Cat.IV) hydronic boiler
• Up to 97% efficiency (Cat. IV) domestic hot water UP to 99% part load
• Can be optionally vented with PVC - use option D-32
  
• Small footprint design, less than 11 square feet, fits tight spaces and easily replaces larger boilers
  
• On-board diagnostic center, real English, no cryptic codes MORE INFO!
  
• Built in Cold Water Run System MORE INFO!
• Modulating gas valve and burner, up to 4:1 turndown.
  
• All models indoor/outdoor certified
  
• Complete cabinet protects all controls and wiring
  
• Meets all current Low NOx regulations, including the new 2010 SCAQMD revisions
• Suitable for altitudes up to 10,000 ft. (derate above 5,000 ft.)
  
• Water heater models are equipped with all copper and bronze waterways
• Boiler models are equipped with cast iron headers and pumps with the option to upgrade to bronze waterways
• 0-10 VDC Remote set point BMS interface
• 0-10 VDC Direct Drive
  
  Options
  

• Y-200 Boiler Sequencer – Provides additional functionality for multiple-boiler installations. Compatible with LonWorks® Building Management Systems (BMS) (See Cat. #5100.22)
  
• Temp-Tracker Mod+ – Controls up to 16 Raypak XTherms and MVBs (See Cat. # 5100.22)

For complete product literature see the Document Library