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Factory Direct DBNL3J-100 Low Noise Fiberglass Cooling Tower for HVAC China Export

As a leading Chinese manufacturer and exporter, we offer factory-direct supply of the DBNL3J-100 low-noise FRP counterflow cooling towers, specifically engineered for HVAC, refrigeration, and industrial water circulation systems. This corrosion-resistant, lightweight FRP tower features advanced counterflow heat exchange technology for enhanced cooling efficiency and durability. With a temperature drop range of 3-8°C, it is ideal for central air conditioning, air compressors, heating furnaces, and commercial building cooling. The DBNL3J-100 incorporates a low-noise fan design, efficient PVC fill media, and durable construction to withstand harsh conditions while minimizing operational sound. Backed by competitive factory pricing, customizable specifications, and reliable global shipping, we provide cost-effective cooling solutions tailored to meet diverse international requirements. Our quality control ensures each tower meets stringent performance standards for long-term reliability.

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Product Advantages Parameter Specifications

Product Advantages

Superior Corrosion Resistance with Full FRP Construction

The DBNL3J-100 is fabricated entirely from high-grade FRP (Fiber-Reinforced Plastic), which offers exceptional resistance to corrosion, rust, and chemical degradation. Unlike traditional metal towers that suffer from oxidation in humid or saline environments, this FRP structure maintains its structural integrity over decades of operation. This makes it particularly suitable for coastal installations, industrial facilities with aggressive airborne particulates, and applications requiring long-term durability with minimal maintenance. The lightweight yet robust material also reduces foundation load and simplifies installation logistics.

Engineered Low-Noise Operation for Noise-Sensitive Sites

This model incorporates a specially designed low-noise fan system and optimized water distribution technology to significantly reduce operational decibel levels. The fan blades are precision-balanced to minimize vibration and aerodynamic noise, while the counterflow design naturally dampens water splash sounds through its enclosed spray chamber. With noise levels well below conventional cooling towers of equivalent capacity, the DBNL3J-100 is the ideal choice for hospitals, hotels, office complexes, and residential neighborhoods where strict noise ordinances must be met without compromising cooling performance.

High-Efficiency Counterflow Heat Exchange for Energy Savings

The counterflow design ensures that air and water move in opposite directions, creating the greatest possible temperature differential across the fill media. This results in superior heat transfer efficiency per square meter of fill area, allowing the DBNL3J-100 to achieve a wider cooling range (3–8°C) with lower energy consumption. The uniformly distributed water flow and large-surface PVC fill maximize air-water contact time, reducing the required fan speed and motor load. Consequently, end-users benefit from reduced electricity bills and lower overall operational costs while maintaining stable process temperatures.

Parameter Specifications

Product	Low Noise collecting Type Counterflow FRP Cooling Tower

Model	τ=27℃ Coolable water volume（m³/h）△t=5℃	Main Dimensions (mm)		Air Volume m³/h	Fan Diameter (mm)	Motor Power (kw)	weight (kg)		inlet pressure 10⁴Pa	noise at 10m dB (A)
Model	τ=27℃ Coolable water volume（m³/h）△t=5℃	Total Height	Maximum Diameter	Air Volume m³/h	Fan Diameter (mm)	Motor Power (kw)	self-weight	operating weight	inlet pressure 10⁴Pa	noise at 10m dB (A)
DBNL3J-12	15	2333	1210	7200	700	0.6	217	775	1.96	40.3
DBNL3J-20	24	2423	1460	12400	800	0.8	244	958	2	41.1
DBNL3J-30	35	2642	1912	18000	1200	0.8	424	1734	2.21	43.5
DBNL3J-40	46	3142	1912	21500	1200	1.1	496	1896	2.6	43.5
DBNL3J-50	57	3130	2215	28000	1400	1.5	617	2505	2.65	44.7
DBNL3J-60	68	3430	2215	32300	1400	1.5	667	2829	2.78	45.7
DBNL3J-70	79	3444	2629	39200	1600	2.2	824	3816	3.03	47
DBNL3J-80	92	3744	2629	43400	1600	2.2	909	4240	2.86	47.5
DBNL3J-100	114	3694	3134	56000	1800	3	1014	5932	3.15	50
DBNL3J-125	142	3944	3134	67200	1800	4	1104	6158	3.15	50.7
DBNL3J-150	171	3953	3732	84000	2400	4	1744	8246	2.9	52
DBNL3J-175	200	4203	3732	94300	2400	5.5	1884	8582	3.15	53
DBNL3J-200	231	4235	4342	112000	2800	5.5	2208	11210	3.01	54.6
DBNL3J-250	283	4485	4342	134300	2800	7.5	2420	11983	3.26	55.6
DBNL3J-300	334	4623	5134	168000	3400	11	3648	17173	3.5	56.8
DBNL3J-350	395	4873	5134	187400	3800	11	3950	17850	3.75	57.3
DBNL3J-400	455	5018	6044	224000	3800	11	4406	23132	3.6	58.8
DBNL3J-450	514	5268	6044	242000	3800	11	4752	24510	3.85	58.8
DBNL3J-500	576	5619	6746	280000	4200	15	5887	30062	3.7	60
DBNL3J-600	680	6119	6746	302200	4200	18.5	6689	32164	4.2	61
Features		The FRP cooling tower serves not only as a temperature regulator but also delivers an efficient, durable, and maintenance-free solution with optimized lifecycle costs. By harnessing the unique properties of FRP materials, it fundamentally addresses the critical challenges of corrosion and lifespan limitations in harsh operating environments, making it the go-to choice for cooling systems in modern industrial and commercial facilities.
Application		Central air conditioning system: refrigeration station for commercial buildings, hotels and hospitals.
		Industrial refrigeration: process cooling for food processing, chemical, pharmaceutical and plastic industries.
		Power industry: auxiliary cooling system for thermal power plant and nuclear power plant.
		Manufacturing industry: circulating water cooling for metallurgical and mechanical processing plants.
		Data center: Provides cooling water for server rooms.
Payment		T/T, Western Union.
Service		Customize and design the size and style according to requirements

Factory Direct DBNL3J-100 Low Noise Fiberglass Cooling Tower for HVAC China Export

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