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LDR/WDR Electric Steam Boiler

  • Capacity 0.1t/h-20t/h
  • Heat Efficiency 99%
  • Fuel Electric heating
  • Certificate ISO, SGS, CE
  • Application Range Food Processing,Hospital,Paper Plant, etc.

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LDR/WDR electric steam boiler makes the electrical control cabinet separate from boiler body to avoid affecting the boiler’s working life when the electrical elements become aging. The electrical heated tube can be used for about 20000 hours; its thermal efficiency could almost be 99% and will not release NOX to the air, it is environmental. The control system is PLC, with LCD screen, auto indicators, Chinese and English display, etc.


This boiler is ideal for heating, textile plant, rice mill, garment factory, utility or power plant, hospital, hotel, food & beverage, diaries, schools, chemical industry and more applications.

Unique Features:

1. All the electrical elements have the CE and CCC certification to make sure the boiler safety and long live.
2. Each group electrical heating elements focus on type of flange connection to make the structure simple, safe and easy to repair.
3. With large steam space and good quality steam.
4. Electrical control cabinet separated from boiler body can make heat emission easily and many sets of parallel.
5. PLC control system control and display make the operation simple and safe. People can control water temperature .Screen can show equipment operation parameters and produce alarm in the fault.


Model Nominal Capacity(t/h) Rated Working Pressure(MPa) Rated steam Temperature(C) Heat Efficiency(%) Size(mm) Reference Weight(kg)
LDR0.1-0.4-D 0.1 0.4 151 99 1100×850×2600 615
LDR0.2-0.4-D 0.2 0.4 151 99 1200×960×2500 657
LDR0.3-0.4-D 0.3 0.4 151 99 1350×1120×2360 671
LDR0.4-0.4-D 0.4 0.4 151 99 1350×1120×2650 678
LDR0.5-0.4/0.7-D 0.5 0.4/0.7 151/170 99 1700×1200×2720 689
LDR0.7-0.4/0.7-D 0.7 0.4/0.7 151/170 99 2650×1850×1330 825
WDR1-0.7-D 1 0.7 170 99 2620×1360×1630 1179
WDR1.5-0.7-D 1.5 0.7 170 99 2840×1560×1830 1312
WDR2-0.7-D 2 0.7 170 99 3640×1760×2030 1450
Note: The parameters are for reference only. Any changes, the actual drawings shall prevail.
Transaction Process
Customer Inquiry -- Offer Professional Consulting Service -- Place Order -- Customize Boiler Based on Customers’ needs --Production-manufacturing -- Payment -- Impeccable After Sale Service (installation and debugging, periodic maintenance, etc.)

Offered Technical Documentations
Installment and Operation Instruction
Quality Certificate
Inspection Certificate of Boiler quality
General Drawing of Boiler
Foundation Drawing
Boiler Body Drawing
Boiler Room Design Drawing
Drawing of Valves, Instruments and Accessories

Company Strength
Sitong boiler is a national approved and designated enterprise, with design and manufacture license permits of Class A boiler and D1, D2 pressure vessel. The company has passed ISO 9001 international quality system certification, and gained the international certificates of CE, SGS, and BV, etc. The boiler products are exported to more than 60 countries. The factory covers an area of 120 thousands㎡, equipped with plenty of international advanced manufacture equipment, such as CNC cutting machine, automatic submerged arc welding machine, X-ray detection machine, etc.
company strength of Sitong Boiler


Contact us now if you have any question about our company and products[email protected]. Any of your inquiry and suggestion will be highly appreciated. We will keep your information completely private.