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

Toyotomi  |  SKU: TOY-OM-122DW
$3,65628
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TOYOTOMI Semi-on-Demand Water Heater | OM-122DW is backordered and will ship as soon as it is back in stock.

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Pickup available at 4490 Avenue des Industries

Usually ready in 2-4 days

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.

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
  • Weight: 79 lb (35.83 kg)

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Key Features

Advanced Hot Water Solutions

Economical Hot Water Solution

Designed for efficient operation, this water heater helps provide dependable hot water while supporting lower energy and fuel costs.

On-Demand Hot Water Performance

Heat only the water you need, when you need it, with a powerful output of up to 240 gallons per hour for reliable residential or light commercial use.

Consistent Water Temperature

Enjoy steady and comfortable hot water delivery with consistent temperature control, ideal for everyday household needs.

Durable Stainless Steel Heat Exchanger

The stainless steel heat exchanger is built for long-lasting performance, efficient heat transfer, and improved resistance to corrosion.

ETL & CETL Approved for Home and Mobile Home Use

Certified for safe operation, this unit is ETL and CETL approved for both traditional homes and mobile home applications.

Flexible Venting Options

Choose between direct vent or chimney vent installation, making it adaptable to different home layouts and water heating system requirements.

Small & Compact Design

The compact size allows for easier placement and installation, making it a practical choice for tight spaces or utility rooms.

Easy-Service Heat Exchanger Access

The heat exchanger is accessible from the top for servicing without disconnecting water pipes, helping make maintenance faster and more convenient.

Advanced Safety & Ignition Monitoring

A T&P valve is included, while the new temperature fuse helps shut down the system if the heat exchanger gets too hot. The updated photo eye timing sequence also supports smoother and more reliable ignition monitoring.

Additional Details

Dimensions (inch | mm)320.68 × 704.85 × 571.50 mm (12.625 × 27.75 × 22.5 in)

Resources & Downloads

Installation Manual
Download
Operation Manual
Download

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