Kawasaki Thermal Engineering (KTE) has built package boilers in Japan since 1899. Its multi-tube once-through boilers raise steam quickly, take little floor space and match the performance of larger water-tube and fire-tube boilers.
The 98% WILLHEAT range has six models from 1,500 to 3,000 kg/h equivalent evaporation. GE models use 4-position firing and GEX models continuous PID firing; all use continuous PID feed water control.
Key features
- 98% boiler efficiency on natural gas
- GEX models with continuous PID firing for stable steam pressure
- 1,500–2,000 kg/h models are only 900 mm wide for tight boiler rooms
- GEX models: continuous PID combustion and feed water control, steam pressure within ±0.01 MPa (static load); GE models: 4-position firing with PID feed water
- Inverters on the forced draft fan and feed water pump as standard
- Steam dryness of 99.5% or more from the centrifugal spiral-vane steam separator
- 15-year design life: feed water to the steam separator, built-in deaerator, all pressure parts annealed
- Colour touch-screen operation with colour status lighting
- Links to the Every FIT data logger (up to 16 boilers) and internet remote monitoring
Technical data
| Model | WF-1500GE | WF-1500GEX | WF-2000GE | WF-2000GEX | WF-2500GEX | WF-3000GEX |
|---|---|---|---|---|---|---|
| Equivalent evaporation (kg/h) | 1,500 | 1,500 | 2,000 | 2,000 | 2,500 | 3,000 |
| Actual evaporation (kg/h) | 1,258 | 1,258 | 1,677 | 1,677 | 2,097 | 2,516 |
| Max. working pressure (MPa) | 0.98 | |||||
| Heat transfer surface (m²) | 8.0 | 8.0 | 8.0 | 8.0 | 9.8 | 9.8 |
| Combustion control | 4 positions | PID continuous | 4 positions | PID continuous | PID continuous | PID continuous |
| Feed water control | PID continuous | |||||
| Fuel | Natural gas (NG) | |||||
| Gas supply pressure (MPa) | 0.08–0.294 | 0.08–0.294 | 0.08–0.294 | 0.08–0.294 | 0.06–0.294 | 0.06–0.294 |
| Boiler efficiency (%) | 98 | |||||
| Fuel consumption (m³N/h) | 85.1 | 85.1 | 113.4 | 113.4 | 141.8 | 170.2 |
| Holding water (L) | 230 | 230 | 230 | 230 | 280 | 280 |
| Dry weight (kg) | 1,900 | 1,900 | 1,900 | 1,900 | 2,700 | 2,800 |
| Forced draft fan / feed pump (kW) | 7.5 / 1.5 | 7.5 / 1.5 | 7.5 / 1.5 | 7.5 / 1.5 | 7.5 / 2.2 | 11 / 2.2 |
| Dimensions L×W×H (mm) | 2,500×900×2,744 | 2,500×900×2,744 | 2,500×900×2,744 | 2,500×900×2,744 | 2,600×1,150×2,779 | 2,600×1,150×2,779 |
Applications
- Food, beverage and dairy plants: cooking, sterilising, CIP
- Textile dyeing, industrial laundry, paper and packaging
- Chemicals, pharmaceuticals, rubber and plastics
- Hotels, hospitals and buildings needing stable saturated steam
FEYANA support in Vietnam
FEYANA supplies Kawasaki once-through boilers for projects in Vietnam: model and unit-count selection from your steam load, passing technical enquiries to the manufacturer, quotations, delivery follow-up and coordination of installation, commissioning and maintenance. FEYANA can also advise on feed water treatment so the boilers run reliably.
Information to send for a boiler proposal
- Maximum and normal working pressure (MPa)
- Maximum steam demand (kg/h) and feed water temperature (°C)
- Fuel type (NG, LPG, diesel), heating value and gas supply pressure
- Feed water quality and steam usage
- Annual operating hours and load fluctuation
- Site power supply (phase, voltage, frequency)
Data from the Kawasaki Thermal Engineering catalogue (CAT.No.EBI-0201), for reference only. Equivalent evaporation is based on feed water at 100 °C turned into steam at 100 °C; actual evaporation and efficiency are at 0.49 MPa steam pressure, 15 °C feed water and 35 °C room temperature. Specifications may change without notice. Kawasaki is a trademark of Kawasaki Heavy Industries, Ltd.
See other models in Kawasaki Once-Through Boilers. Contact FEYANA for advice and a quotation: WhatsApp +84 988 641 591 – sales.00@feyana.com.




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