XVers L Condensing Fire-Tube Boilers, 406L - 856L

XVers L Condensing Fire-Tube Boilers, 406L - 856L

Out with the cold, in with the new XVers L.

The XVers L, our newest hydronic boiler is built to automatically assess the temperature, and adjust to make sure your environment is controlled and comfortable. It’s engineered for performance, efficiency and with Raymote access, it allows you to stay connected and informed anywhere you are.

The XVers L is available in sizes from 399 to 850 MBTUH which expands our reliable XVers family of boilers. Feel secure with Raypak, and know that you’re keeping your buildings, schools, multi-family housing, hospitals and gyms warm and energy efficient with the XVers L line of hydronic boilers.

  • VERSA IC® Intelligence with Raymote™ Access
  • Instant visibility of boiler status and internal service light
  • Stainless steel fire-tube heat exchanger technology
  • Up to 98% efficiency for maximum performance

Product Controls

Raypak’s VERSA IC touchscreen enables modulating temperature control, safety limits, and ignition programming into one user-friendly integrated control platform. With self-learning features that prevent equipment damage, this automated controller is easy to set-up, understand, and use, making it as close to plug and play as possible. Allows easy to use cascade control of up to 8 units in parallel or sequential modulation modes.

The VERSA IC and boiler system can be remotely monitored through the Raymote mobile app or web dashboard. With touch-of-a-button access to vital information, Raymote gives you:

  • Real time service notifications to keep you informed.
  • View and manage your Raypak systems at multiple sites.
  • Instant visibility to historical data and performance reports.
    • Up to 98% thermal efficiency at full rate
    • 100% factory fire-tested
    • VERSA IC® modulating controller with 4.3" color touchscreen display
    • Raymote™ remote connectivity provided standard
    • Up to 10:1 turndown
    • Fault history with full diagnostics
    • Status display lighting in logo on front panel
    • Cascade up to 8 heaters - no external sequencer required
    • Cascade in parallel or sequential modulation modes
    • Modbus RTU BMS port
    • Maximum outlet water temperature: 200ºF
    • Minimum continuous inlet water temperature: 40ºF
    • Supports primary/secondary and primary piping
    • PVC, CPVC, polypropylene or stainless steel venting certified
    • Vent protection with vent temperature sensor
    • Zero side clearance to combustibles
    • Indoor/outdoor construction - standard
    • Limited 25-year thermal shock warranty
    • Limited 10-year heat exchanger warranty
    • SCAQMD Rule 1146.2 certified, Low NOx < 20 ppm
    • Proudly assembled in the USA
Technical specification
  • Unique ref.XVers-L-Condensing-Fire-Tube-Boilers-406L-856L
  • Collection setBoilers & Water Heaters
  • CollectionHydronic Boilers
  • TypeObject (single object)
  • Date of publishing2021-05-21
  • Edition number1
  • Designed inUnited States
  • Manufactured inUnited States
  • BIMobject CategoryHVAC - Boilers
  • IFC classificationBoiler
  • UNSPSC nameBoilers
  • UNSPSC code401020
  • Uniclass 2015 CodePr_60_60_08_34
  • Uniclass 2015 DescriptionGas fired condensing boilers
  • CSI MasterFormat 2014 Code23 52 16
  • CSI MasterFormat 2014 TitleCondensing Boilers
  • OmniClass TitleCondensing Boilers
  • OmniClass Number23-33 11 13
  • CSI UniFormat II CodeD3090
  • CSI UniFormat II TitleOther HVAC Systems & Equipment

Region availability

North America
United States