The XTherm combines the proven capability of a finned copper or cupronickel tube heat exchanger with a stainless steel condensing heat exchanger to maximize thermal efficiency and provide long-term reliability.
- 97% thermal efficiency at full rate
- 100% factory fire-tested
- VERSA IC® modulating controller with 7" color touchscreen display
- Raymote™ IoT connectivity standard
- Full electronic modulation, 60% min fire under normal conditions
- Full safety diagnostics with history
- Status display lights
- Cascade up to 8 heaters - no external sequencer required
- Modbus RTU BMS port CSA low-lead certified ≤ .25% lead
- Maximum outlet water temperature: 200ºF (93ºC)
- Maximum tank set-point temperature: 160ºF (71ºC)
- Minimum inlet water temperature: 50ºF (10ºC)
- Limited 25-year thermal shock warranty
- Limited 5-year copper/10-year cupronickel primary heat exchanger warranty
- Limited 10-year stainless steel condensing heat exchanger warranty
- SCAQMD Rule 1146.2 certified, Ultra-Low NOx < 20 PPM
- Must be used in conjunction with a storage tank for proper operation
- Proudly assembled in the USA