The Dynaforce® has an efficiency rating of up to 99% and features a vertical cylindrical heat exchanger which is constructed entirely of stainless steel. The Dynaforce® is available for Hydronic Heating or Domestic Hot Water supply and can be fired with either natural gas or propane. Models range from 300,000 BTU up to 5 million BTU with a turndown ratio of up to 5:1. Standard Features: ◦18 models available with inputs ranging from 300,000 btu/hr to 5 Mil btu/hr ◦Up to 99% Thermal Efficiency ◦Suitable for Category 2 and Category 4 installation ◦All welded heat exchanger, 316L headers, 439 tubes, counter flow, vertical cylindrical construction ◦Return water temperatures down to 40°F ◦Single point input adjustment for control of air and gas ◦1 to 1 air/gas ratio control for perfect combustion across entire modulation range ◦Extremely low NOx emissions (less than 9 ppm) ◦Flow Switch ◦Water pressure switch ◦Local/Remote switch for building management, remote modulation and set-point control ◦Extremely low noise level ◦Stainless steel mirror finish outer jacket ◦Advanced integrated Honeywell SOLA control with touch-screen interface ◦Suitable for venting with PVC, CPVC or PPE plastic vent material (app. dependent) ◦Cascade up to 8 individual appliances in daisy-chain formation ◦Direct ignition up to 2.5 million BTU/hr. ◦Proven pilot ignition for 3 to 5 million BTU/hr. ◦Low gas pressure switch ◦High Gas pressure switch (models 3000 through 5000) ◦Inlet regulator for incoming gas pressures up to 14” w.c. ◦Stainless steel burner with radial knitted fiber ◦Easy access to components for maximum serviceability ◦Maximum allowable working pressure of 160 psig ◦Maximum allowable discharge temperature of 210°F ◦Minimum gas pressure requirements of 4.5” w.c. for models 300-1000, 7” w.c. for models 1200-5000 ◦Main burner test firing valve ◦For operation with natural gas or propane ◦Flame failure alarm contacts ◦5:1 turndown ratio with a minimum 20% firing rate ◦Flue temperature monitoring Optional Features: ◦Dual Fuel for firing with natural and propane (incl. two gas trains) ◦Pump delay up to 1hp/Pilot duty over 1hp ◦Air inlet damper and/or damper contacts ◦Low water cut off (manual or automatic reset) ◦High gas pressure switch (standard on models 3000-5000) ◦Status on/off monitoring contacts ◦Gateway protocol converter for BACnet, Metasys N2, IP or LonWorks ◦Neutralization kit for condensate water ◦Remote operation for set-point or fire-rate control utilizing 0-10VDC ◦Additional Voltages