1. Appearance

  • Compact cabinet-style design with an eye-catching orange and black exterior
  • Integrated touchscreen display and lockable front door for easy access and control
  • Wheeled base for flexible placement and installation in various spaces

2. Key Features

  • High-efficiency condensing technology, with thermal efficiency up to 108%
  • Modular design for scalable capacity, supporting flexible configuration
  • Low NOx emissions, eco-friendly and compliant with environmental standards
  • Compact footprint, easy to maintain and operate

3. Applications

  • Commercial heating and hot water systems for hotels, schools, and office buildings
Condensing module hot water boiler

        Specifications

Parameter Unit WFZZ-150S WFZZ-240M WFZZ-350M WFZZ-700L WFZZ-1100L WFZZ-1400Z
Rated Power/Input kW 150 240 350 700 1100 1400
Max Gas Consumption/Flow m³/h 17.5 24 35 70 110 140
Rated Working Pressure / Normal Pressure Normal Pressure Normal Pressure – – –
Max Outlet Water Temperature ℃ 85 85 85 90 90 90
Max Return Water Temperature ℃ <65 <65 <65 <70 <70 <70
Thermal Power kW 2500 3000-5000 3000-5000 – – –
Exhaust Gas Type / 12T 12T 12T – – –
Gas Type / Natural Gas Natural Gas Natural Gas 12T 12T 12T
Rated Voltage / 220V/50Hz 220V/50Hz 220V/50Hz 220V/50Hz 380V/50Hz 380V/50Hz
Load Adjustment Range % 30-100 30-100 30-100 – – –
Max Thermal Efficiency % 103 103 103 103 103 103
Max 30% Part-Load Efficiency % 108 108 108 108 108 108
Nominal Efficiency % 98 98 98 98 98 98
Flue Diameter mm φ200 φ200 φ200 φ250 φ250 φ315
Water Inlet/Outlet DN DN 50 50 50 40 50 65
Water Volume L 10 17.5 20 – – –
Max Circulating Water Flow (ΔT=20℃) m³/h 5.2 10 13.7 60.2 94.6 120.4
Cooling Water pH / 4.0-8 4.8 4.0-8 4.8 4.8 4.8
Noise Level dB <50 <50 <50 <50 <50 <50
Max Power Consumption kW 0.25 0.4 0.43 1.9 4 6
Weight kg 138 258 269 570 720 1000
Overall Dimensions (L×W×H) mm 1000×800×1340 1400×800×1340 1400×800×1340 1800×1000×1340 2300×1000×1340 2600×1000×1340
Reference Heating Area (80W/㎡) ㎡ 800-1700 2800-4600 3200-5300 11000 18000 23300