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vertical hot water boiler
once through yuanda hot water boiler
small type hot water boiler
vertical hot water boiler
once through yuanda hot water boiler
small type hot water boiler

Vertical Oil (gas) Hot Water Boiler

Vertical boiler with oil/gas burner | Small hot water boiler | 0.12 mw to 0.7 mw

Vertical oil gas hot water boiler with burner has 2 type, water tube and fire tube boiler. This boiler working under the normal pressure, small footprint, quick into use, no need boiler room, safe&easy operate.

Transfer medium: hot water
Thermal Capacity: 120-700kw/h 200,000-600,000Kcal/h
Styles: horizontal / vertical, fire tube / water tube
Available Fuel: heavy oil, diesel, furnace oil, biogas, NG, CNG, LNG, LPG, dual fuel
Applied Industries: heating like food, beverage, wood chamber, greenhouse, building heating, hotel, school, etc


  • Vertical gas/oil fired hot water boiler heating capacity from 100 kw to 700 kw

  • Yuanda Boiler horizontal gas/oil hot water boiler heating capacity from 0.35 mw to 14 mw

  • Yuanda Boiler manufacturing vertical or horizontal gas(oil) fired boiler with complete spare parts, and equipped with world famous gas/oil burners, high efficiency & energy saving. LHS/LSS series vertical oil gas hot water boiler is a safe and high efficiency (95%) heating equipment with high automation, compact structure, reduce construction cost, working at normal pressure

  • We Yuanda Boiler has strict quality control department. Such as many tests for raw materials, boiler NDT((Nondestructive Testing) including X-ray Test, Ultrasonic Test, Magnetic particle Test, then three hydraulic pressure test before packaged.

  • Hot water boiler can heating up space, building, water or some special medium.
    Application: greenhouse, mining, building heating, hotel, school, hospital, lumber,  plating, construction, food, beverage, slaughthouse and many many



Packaged Compact Structure & Small footprint

1. Quick into use, only need connect oil/gas, fee water, electric power; 2. Adopts vertical structure, occupy small area, no need boiler room, reduce cost.


Spiral Fire Tubes(Smoke Tube) Technology

Use the advanced technology which is our patent to design the spiral tubes, enhance the boiler thermal power 10% higher than normal, and avoid the spiral tube from ash deposition and wearing


PLC control system, high degree of automation

Two sets of safety spare parts, high and low water level alarm and low water level interlock protection, steam overpressure alarm and interlock protection function


Economizer/Condensor Design, Energy Saving

Recycle exhausted smoke to heat feed water, reduce exhaust smoke temperature, increase feed water temp then save fuel cost at least 6% per hour



From boiler solution, optimization to installation, 24 hours online, provide technical support and avoid risks for you


Based on user needs, we supply tailored service, boiler drawing&PID system, boiler room design, foundation drawings etc


Full-life After sale service. With our professional technical experts and service team, skilled technology provides customers with professional services


Our engineer on-site guidance installation and commissioning, ensure boiler running perfect, free training for boiler operator


According to the customer production requirements, provide professional boiler solutions, cost analysis, project investment budget, boiler drawing&installation and commissioning service


vertical hot water boiler
Model Rated thermal power
Thermal efficiency
Rated output water temperature
Rated return water temperature
Fuel consumption
Light diesel oil(kg/h) Natural gas(Nm3/h)
CLHS 0.12-85/65-Y(Q) 120 >91 85 65 10 12
CLHS 0.35-85/65-Y(Q) 350 >91 85 65 32 38
CLHS 0.5-85/65-Y(Q) 500 >91 85 65 45 54
CLHS 0.6-85/65-Y(Q) 600 >91 85 65 56 68
CLHS 0.7-85/65-Y(Q) 700 >91 85 65 65 79
Note: Standard boiler parameter is for your reference, should follow the actual technical data according customer needs & engineer design.

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