Energy Efficient 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°C)	11.5 kg/min	12.5 kg/min	13.5 kg/min	14.6 kg/min
Efficiency	≥96%
Operating Noise	<42 dB
Power Consumption	130 W	145 W	145 W	145 W

Key Features & Benefits

Safety Features

Forced air-supply and exhaust system ensures complete combustion air isolation
Negative pressure combustion prevents exhaust gas contamination
Comprehensive 20-point safety protection system

Comfort & Performance

Intelligent constant temperature technology maintains stable water temperature
Low water pressure startup capability
Dual temperature sensor control for precise regulation
High-flow hot water system supports multiple simultaneous users
Automatic heating temperature control with multiple mode options

Environmental Design

Inverted flame combustion technology reduces CO and NOx emissions
Advanced heat exchange design for quiet operation
High efficiency condensing technology minimizes energy waste

Design & Installation

European-style appearance with 360-degree rotatable display for flexible installation. New lid design simplifies commissioning and maintenance. Digital pressure display provides precise system monitoring.

Gas Type: Natural Gas (NG) / LPG

Water Connections: G3/4" heating, G1/2" domestic hot water

Flue System: 100/60 mm forced exhaust, maximum length 3 meters

Dimensions: 740×430×320 mm (Product), 860×500×400 mm (Packed)