OEM 24kw Wall Hung Condensing Boiler Stainless Steel Heat Exchanger Natural Gas/LPG Dual Fuel

• Customization: Available
• After-sales Service: 1 Year
• Warranty: 1 Year
• Model NO.: 20kw 24kw 30kw 36kw
• Certification: EAC, TUV, GOST, ISO9001, ROHS, CE
• Heating Type: Water Heating Systems
• WiFi Module: Optional
• Connecting The Room Thermostat: Yes
• Thermal Efficiency: 98%
• Category: Combination Boiler (Combi Boiler)
• Water Hydraulic: Plastic / Brass
• Low Pressure Start: Yes
• Low Voltage Start: Yes
• Control Mode: Knobs and Buttons or Touch Screen
• Description: Central Heating Hot Water Boiler
• Function: House Heating and Hot Water Supply
• Type: Wall Hung Double Circuit Gas Boiler
• Installation: Wall-Mounted Gas Boiler
• Feature: Two Heat Exchanger
• Usage: Kitchen, Bathroom, Balcony
• Type of Gas: Natural Gas (Ng) / Liquefied Petroleum Gas (LPG)
• Transport Package: Carton Packing
• Specification: 20kw 24kw 30kw 36kw
• Trademark: OEM
• Origin: China
• HS Code: 8403109000
• Production Capacity: 200, 000PCS/Year
• Package Size: 81.00cm * 50.00cm * 38.00cm
• Package Gross Weight: 38.000kg

Product Description

Wall Mounted Combi High-Efficiency Condensing Wall-Hung Boilers with Quiet Operation

Our wall hung combination gas boiler delivers instant hot water and efficient central heating. Ideal for homes and apartments, it eliminates the need for a water storage tank, saving space and reducing energy waste. With 98%+ thermal efficiency,this is the perfect eco-friendly gas heating solution for modern households.

Specification

Technological Advantage

(1) Gas adaptive:
300-3000pa gas pressure adaptive start
(2) Voltage adaptive:
160v-280v voltage low or high fluctuation adaptive
(3) Water pressure adaptive:
Automatically adjust the stable water outlet temperature according to the water flow
(4) Hot water comfort:
The self-adjustment function of adaptive technology better solves the stability of shower hot water
(5) Energy saving and gas saving:
A-level energy efficiency
(6) Low noise design:
Built-in fluid mechanics silencer, silent operation, no sleep disturbance
(7) Drawer-type air filter:
Extend the machine maintenance time and reduce maintenance costs
(8) Rainwater collector:
Prevent rainwater backflow, burn core components, better protect the boiler
(9) Smart Internet of Things:
Mobile phone WIFI remote control, one-click view of gas consumption

Strong R&D Capabilities

Our product lineup includes:

-Single circuit gas boilers for heating-only applications

-Dual circuit gas boilers for combined heating and domestic hot water

-Compact mini boilers, ideal for space-saving installations

-Cascade systems with multiple boilers connected in parallel for higher capacity demands

-High power wall mounted gas boiler up to 150kw for villa and commercial buildings

-Floor standing condensing gas / steam boiler for industrial or commercial use, such as schools, office buildings, shopping malls, etc.

-Segmented combustion and Modulated combustion technology for enhanced energy efficiency

-The self-developed PCB makes the product more flexible to use and is convenient for installation and maintenance

Parameters

Modle		20kw	24kw	28kw	30kw	32kw	36kw
Gas Type	/	Natural gas
Gas Pressure	Pa	2000
Rated max./min. heat load of CH	kw	20.4/2.9	24.4/3.5	28.4/4.1	30.4/4.3	32.4/4.6	36.4/5.2
Rated max./min. heat output of CH	kw	20.0/2.9	24.0/3.5	28.0/4.1	30.0/4.3	32.0/4.6	36.0/5.2
Rated heat load of DHW	kw	20.4	24.4	28.4	30.4	32.4	36.4
Rated min. heat load of DHW	kw	2.9	3.5	4.1	4.3	4.6	5.2
Rated max./min. condensing heat output	kw	21.4/2.9	25.5/3.5	29.6/4.1	32.0/4.3	33.6/4.6	38.6/5.2
Ignition power	kw	10.2	12.2	14.2	15.2	16.2	18.2
Thermal Efficiency (At rated input power)	%	98	98	98	98	98	98
Max. rated condensing thermal efficiency(50°C/30°C)	%	107	107	107	107	107	107
Min./Max. CH Water Temperature	°C	30/80	30/80	30/80	30/80	30/80	30/80
Max./Min. DWH Water pressure	MPa	0.8/0.025	0.8/0.025	0.8/0.025	0.8/0.025	0.8/0.025	0.8/0.025
Rated Water Capacity (Δt=25℃)	kg/min	11.2	13.4	15.6	16.7	17.8	20.0
Expansion Tank Volume	L	6.5-8	6.5-8	6.5-8	6.5-8	6.5-8	6.5-8
Reference gas consumption (NG 12T)	m3/h	0.31-2.16	0.37-2.58	0.43-3.01	0.46-3.22	0.49-3.43	0.55-3.85
Heating Area	m^2	68-154	81-185	95-215	101-231	108-246	121-277
N.W/G.W	kg	34.5/39.5	34.5/39.5	34.5/39.5	35/40.5	35/40.5	35/40.5
Product Dimension (LxWxH)	mm	710X400X327			710X400X346
Packing Dimension (LxWxH)	mm	810X490X410			810X490X410

Company Profile

About Us

With 28000+ m² Factory Area, we are a leading high-tech enterprise specializing in the production of advanced heating equipment, including gas / electric heating systems, modular boilers, and intelligent control systems. With state-of-the-art automated production lines and laboratory, we provide innovative, efficient, and sustainable heating solutions tailored to meet the highest industry standards.

 

Our expertise covers vector variable frequency low nitrogen heating systems, ASC (Adaptive System Control) technology and fully premixed condensing boilers, making us a trusted partner for smart heating solutions around the world.

Advanced Production & Testing: 

Strict Quality Control: 

Proprietary Technologies: 

Equipped with the most advanced automatic production lines and testing equipment, ensuring top-tier product quality and reliability.

With an annual production capacity of 200,000 units gas / electric heating boilers and 3,000 units fully premixed condensing low-nitrogen commercial boilers.

To ensure uncompromising quality, we operate a dedicated incoming inspection lab and aging simulation lab.

Every component undergoes years of accelerated durability testing under extreme conditions – only those that meet our stringent standards are approved for production.

Possessing a number of invention patents, mastering the core technologies of vector variable frequency low nitrogen, Adaptive System Control function, and full premixed condensing boiler.

Participated in the major drafting and compilation of multiple national standards and industry standards

More Products

13 kw - 50 kw	24 kw - 150 kw	350 kw - 1400 kw

Packaging & Shipping

Foam Anti-collision

Container Loading

Warehouse

FAQ

Q: What's the lead time for orders?
A: It will take 30–45 days.
 
Q: What's the warranty and after sales service?
A: We provide 1 year warranty,and our engineers can provide online guidance .

Q: What types of boilers do you offer?

A: We specialize in a wide range of heating equipment, including gas boilers, electric boilers, condensing boilers, combi boilers, and modular boilers. Our products are designed for both residential and commercial use, ensuring high efficiency and reliability.

 

Q: What is the lifespan of your boilers?

A: Our boilers are built to last, with an average lifespan of 15-20 years when properly maintained. We use high-quality materials and simulate real environment aging test to ensure durability and long-term performance.

 

Q: How can I request a quote?

You can easily request a quote by email, WeChat or WhatsApp. Provide your requirements, and our team will prepare a customized quotation for you.