TOYOTOMI Semi-on-Demand Water Heater | OM-122DW

Description:

The Toyotomi OM-122DW Semi-On-Demand Water Heater is an oil-fired, semi-instantaneous domestic water heater engineered for on-demand hot water generation without tank storage. It operates with 148,000 BTU/h input and achieves ~88 % combustion efficiency, delivering up to 6.1 gal/min (40 °F rise) with consistent temperature control via a high-voltage spark ignition system and a durable stainless steel heat exchanger. The unit accepts ASTM D3699 kerosene, ASTM D396 No.1/No.2 fuel oil, and ASTM D975 ULSD, and supports both forced flue and chimney venting. Compact footprint and standard electrical (120 V AC) design make it suitable for residential and mobile home installations, with integrated safety devices including a temperature fuse and over-heat protection.

Key Features:

• Economical.
• Heats the water you need, when you need it…up to 240 gallons per hour.
• Consistent water temperature.
• Stainless steel heat exchanger.
• Safe: ETL and CETL home and mobile home approved.
• Direct vent or chimney vent.
• Small, compact size.
• Heat exchanger has easy access for servicing from the top without having to disconnect any water pipes.
• T&P valve will be included.
• New temperature fuse that attaches to the heat exchanger, to cause shut down in case the top of the heat exchanger gets too hot.
• New timing sequence for the photo eye.
  

Warranty:

• 10-Year Limited Warranty

Additional Details:

• Type: Combustion Type – Oil Pressure Vapor
  Flue Pipe – Forced Flue / Chimney Vent
  Heating System – Semi-On-Demand
  Purpose – Domestic Hot Water Heater
• Dimensions (mm | inch): 320.68 × 704.85 × 571.50 mm (12.625 × 27.75 × 22.5 in)
• Weight: 79 lb (35.83 kg) empty