Commercial Gas Condensing Boiler with Digital Display 22-28 kW Output 96% Efficiency ISO Certified

Price Negotiable

Price: USD 450-550PCS

MOQ: Negotiable

Delivery Time: 7 work days

Brand: Dongyuan

Product Description

Technical Specifications

Model	Unit	LL1PB22-H*	LL1PB24-H*	LL1PB26-H*	LL1PB28-H*
Gas Type	NG/LPG	Natural Gas / Liquefied Petroleum Gas
Rated Gas Pressure	Pa	2000/2800
Rated Heat Output	kW	22	24	26	28
Efficiency Under Rated Heat Input	%	≥96
Power Supply	/	AC220-50Hz
Electric Power	W	130	145	145	145
Heating Area	㎡	90-190	110-210	130-230	150-250
Hot Water Capacity with △T=25℃	kg/min	11.5	12.5	13.5	14.6
Product Dimensions	mm	740×430×320

Safety Features

Forced air-supply and exhaust system ensures complete combustion air and exhaust gas insulation from living spaces
Negative pressure combustion prevents exhaust gas from polluting indoor air
Twenty comprehensive safety protection systems for maximum operational security
IPX4 water protection grade for electrical components

Comfort & Performance

Intelligent constant temperature technology maintains stable water temperature
Low water pressure startup capability for flexible installation
Dual temperature sensor control for precise temperature management
High-flow hot water central supply system supports multiple simultaneous users
Automatic heating temperature control with multiple heating modes
Water temperature range: 30-80℃ for radiators, 30-60℃ for floor heating

Environmental Features

Inverted flame combustion technology reduces CO and NOx emissions
Advanced combustion and heat-exchanging design for quiet operation (
High efficiency rating ≥96% for reduced energy consumption

Design & Operation

European noble appearance design with 360-degree rotation capability
New lid design for convenient commissioning and maintenance access
Precise digital display shows system pressure and operational status
Integrated automatic ignition and gas proportional adjustment

ISO Certified Quality

This commercial gas condensing boiler meets international quality standards with comprehensive certification for reliable performance and safety compliance.