Low Noise Gas Condensing Boiler 22-28kW with 740×430×320mm Dimensions for 90-250㎡ Heating Areas
Price:
USD 450-550PCS
MOQ:
Negotiable
Delivery Time:
7 work days
Brand:
Dongyuan
Product Description
Energy Efficient Gas Condensing Boiler Overview
This advanced gas condensing boiler provides both space heating and domestic hot water with exceptional efficiency and quiet operation. Designed with modern technology and safety features, it delivers reliable performance for residential and commercial applications.
Key Features & Benefits
- High efficiency design with ≥96% thermal efficiency rating
- Low noise operation below 42 dB for quiet performance
- Intelligent control system with digital LCD display
- Four-section timer for customized heating schedules
- Optional remote controller for convenient operation
- Modern appearance with 360-degree spin capability
- High-quality components for long-term reliability
Safety Features
- Balanced forced air-supply and exhaust system ensures complete isolation of combustion air
- Negative pressure combustion prevents indoor air pollution
- Twenty comprehensive safety protections for maximum security
- Low starting water pressure capability for flexible installation
Comfort & Performance
- Intelligent constant temperature technology maintains stable water temperature
- Dual temperature sensors for precise control
- High-flow hot water system supports multiple simultaneous users
- Automatic heating temperature control with multiple heating modes
Environmental Benefits
- Inverted flame combustion technology reduces CO and NOx emissions
- Advanced heat exchange design minimizes operational noise
- Energy-saving operation reduces gas consumption
Technical Specifications
Model Variants
| Parameter | Unit | LL1PB22-H* | LL1PB24-H* | LL1PB26-H* | LL1PB28-H* |
|---|---|---|---|---|---|
| Rated Heat Output | kW | 22 | 24 | 26 | 28 |
| Heating Area | ㎡ | 90-190 | 110-210 | 130-230 | 150-250 |
| Hot Water Capacity (ΔT=25℃) | kg/min | 11.5 | 12.5 | 13.5 | 14.6 |
| Hot Water Capacity (ΔT=30℃) | kg/min | 9.6 | 10.4 | 11.3 | 12.2 |
| Electric Power | W | 130 | 145 | 145 | 145 |
General Specifications
| Gas Type | Natural Gas / LPG |
| Rated Gas Pressure | 2000/2800 Pa |
| Efficiency | ≥96% |
| Power Supply | AC220V-50Hz |
| Noise Level | <42 dB |
| Product Dimensions | 740 × 430 × 320 mm |
| Pump Lift | 5-7 m |
| Expansion Tank Capacity | 6-8 L |
| Water Pressure Range | 0.03-0.8 MPa |
| Connection Sizes | Gas: G3/4", Heating: G3/4", DHW: G1/2" |
| Flue Duct Diameter | 100/60 mm |
| Ignition Type | Integrated Automatic Ignition |
Design & Installation Features
European-style appearance with 360-degree rotation capability combines simplicity and modern aesthetics. The new lid design facilitates easy commissioning and maintenance. Digital display provides precise system pressure monitoring for optimal performance.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Foshan Dongyuan Thermal Technology Co., Ltd.
Location
No.3 Depin Road, Xingtan,Shunde,Foshan,Guangdong,China