AI Control Technology, Auto Commissioning and Continuous Calibration functions optimize combustion and result in lower fuel costs. Control Panel features a backlit digital display that indicates boiler status, temperature, and diagnostics.
6.9:1 Turndown Modulation Ratio in DHW Mode (MAC-115)
7:1 Turndown Modulation Ratio in DHW Mode (MAC-150, MAC-205)
5.6:1 Turndown Modulation Ratio in Heating Mode (MAH-100, MAC-115)
5.7:1 Turndown Modulation Ratio in Heating Mode (MAH-125, MAC-150)
5.5:1 Turndown Modulation Ratio in Heating Mode (MAH-165, MAC-205)
Flow Rate in DHW Mode:
5.0 GPM @ 70° F rise (MAC-205)
3.5 GPM @ 70° F rise (MAC-150)
2.5 GPM @ 70° F rise (MAC-115)
Primary/Secondary LABOR SAVER™ Manifold Included
Heat Exchanger: 316L Stainless Steel Heat Exchanger and Burner. MAC-205, MAC-150 and MAC-115 are also equipped with a Stainless Steel Brazed Plate Heat Exchanger.
Additional Features: Assembled Boiler With Jacket, Induced Draft Fan, High Limit Sensors, 30 psi Relief Valve, Low Water Pressure Switch and, Temperature/Pressure Gauge.
Built in load matching Pump contributes to savings in electrical usage.