Energy Saving Gas Condensing Boiler 22-28 kW with 96% Efficiency for 90-250 m² Heating Areas

Price Negotiable

Price: USD 450-550PCS

MOQ: Negotiable

Delivery Time: 7 work days

Brand: Dongyuan

Product Description

Technical Specifications

Model	LL1PB22-H*	LL1PB24-H*	LL1PB26-H*	LL1PB28-H*
Rated Heat Output	22 kW	24 kW	26 kW	28 kW
Heating Area	90-190 m²	110-210 m²	130-230 m²	150-250 m²
Hot Water Capacity (ΔT=25℃)	11.5 kg/min	12.5 kg/min	13.5 kg/min	14.6 kg/min
Efficiency	≥96%
Operating Noise	<42 dB

Key Features & Benefits

Safety Features

Forced air-supply and exhaust system ensures complete combustion air isolation from living spaces
Negative pressure combustion prevents exhaust gas contamination of indoor air
Comprehensive twenty-point safety protection system

Comfort & Performance

Intelligent constant temperature technology maintains stable water temperature
Low water pressure startup capability
Dual temperature sensor control system
High-flow hot water supply for multiple simultaneous users
Automatic heating temperature control with flexible adjustment options

Environmental Design

Inverted flame combustion technology reduces CO and NOx emissions
Advanced combustion and heat exchange design for quiet operation
Energy-efficient condensing technology with ≥96% efficiency rating

Design & Installation

European-style appearance with 360-degree rotatable display
Convenient access lid for easy commissioning and maintenance
Digital pressure display for precise system monitoring
Compact dimensions: 740×430×320 mm

System Specifications

Gas Type: NG/LPG
Power Supply: AC220-50Hz
Water Pressure Range: 0.1-0.3 MPa
Expansion Tank Capacity: 6-8 L
Flue Duct Length: 1 m (maximum 3 m)