Introducing the groundbreaking NEWIN NWN Series Closed Type Cooling Tower, a true marvel of engineering excellence, designed to take fluid cooling to new, unparalleled heights. With meticulous attention to detail, this state-of-the-art cooling solution redefines industry standards, offering unmatched performance and reliability. Experience the pinnacle of cooling technology with a product that guarantees the highest efficiency and dependability in the market.
Product Description
NWN Series - The Epitome of Cooling Efficiency
Introducing our NWN series counter flow closed type cooling tower, a true marvel in modern engineering designed for unparalleled performance. This cutting-edge system boasts an ingenious closed loop configuration, excelling spectacularly in dry mode operation by eliminating the necessity for spray water during the chilly winter months. Revel in the advantage of seamlessly substituting chillers during colder seasons, which astoundingly reduces energy consumption and cuts down operational costs dramatically.
Operation Excellence: Immerse yourself in the apex of cooling efficiency as our advanced system artfully circulates the fluid medium requiring cooling through an exceptionally crafted serpentine heat exchanger. The innovative external spray system ensures the coil's surface remains consistently moistened, markedly enhancing cooling efficacy. Through this meticulous process, the cooled medium transfers heat optimally via the partition heat exchanger, employing the spray water heat exchange, thus achieving maximum thermal performance.
Features
- Unveil the epitome of thermal excellence with Newin's cutting-edge pure coil cooling system! Ingeniously crafted to effortlessly regulate high-temperature water, it assures an unparalleled and superior heat exchange experience that sets new industry standards.
- Dive into the myriad advantages of our closed-loop innovation! Delight in a pristine medium that skillfully prevents scaling, all while achieving exceptional energy and water conservation efficiency that redefines sustainability.
- Discover the remarkable ingenuity of our compact structure! Masterfully designed for optimal space efficiency, it guarantees smooth shipping and seamless installation, providing unmatched convenience and ease.
COOLING TOWER PARTS
1. Axial Flow Fan
Our cooling tower features an expertly engineered aluminum alloy axial flow fan with a forward-type blade structure, minimizing wind resistance while maximizing air volume. Its whisper-quiet performance ensures consistent airflow, significantly reducing energy consumption. Fan motor protection: IP55, Insulation: F class, with adaptable options including Two-speed, VFD, or anti-explosion motors.
2. EVD PVC Drift Eliminator
Experience unmatched heat transfer precision with our meticulously engineered drift eliminator, capturing airborne water droplets with minimal wind resistance. Achieving an astounding 99.99% capture rate, it guarantees ultimate efficiency in your cooling tower.
3. Uniform Water Distribution
Elevate the capabilities of your cooling tower with our strategically designed Three-splashed-Nozzles. Delivering consistently uniform water distribution at low pressure, its large caliber and innovative three-splash design resist clogging, enhance spray coverage, and provide reliable, efficient spraying for superior cooling.
4. Stainless Steel Heat Exchange Coil
Our stainless steel heat exchange coil, featuring a serpentine bending tube, ensures exceptional thermal performance through complete spray water contact for effective heat exchange and cooling. Lightweight, corrosion-resistant, and recyclable, this coil exemplifies cutting-edge engineering excellence.
5. EVL Inlet Grille
Explore our 3D stereo 45-degree ventilation channel, significantly enhancing product rigidity and resilience against wind loads.
Enjoy reduced noise levels while effectively preventing algae growth, ensuring a cleaner and more serene environment.
Constructed with robust anti-corrosion and anti-ultraviolet properties, this requires no maintenance, guaranteeing longevity and durability.
6. Heavy-duty Construction
Our structure features a rugged Z700 galvanized steel frame and shell, offering superior corrosion resistance. For extreme environments, select SUS314/316 or NWN-Armour coated steel for unmatched protection and enduring longevity.
Options
· Vibration Cut-off Switch
· Embrace tranquility with our noise reduction upgrade, creating a quieter, more serene atmosphere.
· Ensure peak performance consistently with our state-of-the-art electronic descaler.
· Choose advanced water treatment equipment to maintain immaculate conditions and extend lifespan.
· Conquer the cold with our anti-freeze automatic heating system, ensuring uninterrupted operation.
NWN-Armour Corrosion Resistant Technology
Corrosion Resistant Design
Our galvanized steel panel, fortified by the revolutionary NWN-Armour anti-corrosion coating, provides corrosion resistance akin to stainless steel at a fraction of the cost. This cutting-edge design dramatically enhances durability and extends product lifespan.
Product Parameters

Design Conditions
Experience remarkable cooling efficiency with our advanced design where the entrance temperature (t1) begins at a notable 37ºC, smoothly transitioning to a leaving temperature (t2) of an optimal 32ºC.
Our cutting-edge cooling tower operates under the precise conditions of a wet bulb temperature (tWB) at a refreshing 28ºC, complemented by a dry bulb temperature (tDB) reaching a comfortable 31.5ºC. This is all managed flawlessly while maintaining an atmospheric pressure of P0 = 9.94 x 10^4 Pa. Such meticulous engineering guarantees exceptional performance and reliability in diverse environments, making our cooler a standout choice for those who seek superior cooling solutions.
NWN |
Dimension (mm) |
Weight (kg) |
Model |
L |
W |
H |
Dry |
Wet |
NWN-60-Z7-S |
1800 |
900 |
2580 |
650 |
1050 |
NWN-90-Z7-S |
1800 |
900 |
2680 |
700 |
1100 |
NWN-120-Z7-S |
2300 |
1100 |
2520 |
850 |
1600 |
NWN-180-Z7-S |
2850 |
1100 |
2570 |
1100 |
2000 |
NWN-230-Z7-S |
2850 |
1100 |
2780 |
1150 |
2100 |
NWN-290-Z7-S |
2850 |
1100 |
2780 |
1250 |
2200 |
NWN-350-Z7-S |
2850 |
1200 |
2940 |
1400 |
2500 |
NWN-450-Z7-S |
4600 |
1450 |
3140 |
2700 |
3800 |
NWN-600-Z7-S |
4600 |
1450 |
3140 |
2900 |
4100 |
NWN-750-Z7-S |
4650 |
1750 |
3610 |
3400 |
5200 |
NWN-850-Z7-S |
4650 |
2250 |
3740 |
3800 |
6200 |
NWN-1000-Z7-S |
4650 |
2250 |
3910 |
4000 |
6500 |
NWN-1150-Z7-S |
6200 |
2250 |
4020 |
4800 |
8500 |
NWN-1300-Z7-S |
6200 |
2250 |
4020 |
5000 |
8800 |
NWN-1450-Z7-S |
6250 |
2500 |
4280 |
5400 |
9700 |
NWN-1750-Z7-S |
6250 |
3000 |
4380 |
6100 |
11200 |
Reference Projects
Immerse yourself in the groundbreaking innovation offered by Newin (Guangdong) Machinery Co., Ltd., with the extraordinary NEWIN NWN series closed type cooling tower. This exceptional and versatile marvel of engineering truly embodies the pinnacle of cutting-edge design and technological advancement. Recognized as a leader across a wide array of industries, this dynamic creation has earned prestigious accolades for its remarkable performance and versatility. Its extensive applications span the Eco-Industry, New Energy Industry, Chemical Industry, and sophisticated test centers, showcasing its unparalleled adaptability and sheer prowess. Notably, it excels in specialized environments, delivering unmatched efficiency and steadfast reliability in both boiler and furnace cooling applications. The NEWIN NWN series continually sets new benchmarks of excellence and reliability, reaffirming its status as the premier choice for superior fluid temperature management in diverse and demanding industrial landscapes.
NEWIN Manufacturing Base

NEWIN FACTORY: Where Precision Meets Unparalleled Quality
Nestled in the vibrant city of Huizhou, Guangdong, our state-of-the-art manufacturing base spans an impressive 10,000 square meters. This expansive facility stands as a beacon of our unwavering commitment to innovation, cutting-edge machinery, and superior craftsmanship.
ISO CERTIFICATION: The Benchmark for Standards and Quality Assurance
Proudly certified with ISO9001:2015 for Quality Management Systems and ISO14001:2015 for Environmental Management Systems, these accolades reinforce our steadfast dedication to exceptional quality and eco-friendly practices.
WORKSHOPS: The Confluence of Expertise and Cutting-Edge Innovation
Welding Workshop: Precision at its Finest, Craftsmanship in Every Seam
Filler Thermoforming Workshop: Excellence in Molding, Pioneering the Future
Sheet Metal Processing Workshop: Forging Unyielding Strength and Reliability
Cooling Tower Assembly Workshop: Assembling Efficiency into Performance
TESTING: Guaranteeing Peerless Quality and Unrivaled Performance
Independent Testing LAB: Rigorous Evaluations for Superior Outcomes
NEWIN COOLING TOWERS: Crafted for Perfection and Performance
·
NWN/ NWF/ NCFN: Innovatively Crafted Closed Type Cooling Tower Series Closed Type Cooling Tower Series: Designed for Optimal Thermal Efficiency
·
NSH/ NST: Cutting-Edge Open Type Cooling Tower Series Open Type Cooling Tower Series: Unmatched Performance and Reliability
·
NTG: Industrial Type Cooling Towers for the Most Demanding Conditions Industrial Type Cooling Tower Series: Robust Solutions for Industrial Needs
·
NECN/NECH: Trailblazing Evaporative Condensers for Today's Applications Evaporative Condenser: Maximum Efficiency with No Compromise
·
NWFL: Cutting-Edge Dry Air Cooler for All-Weather Reliability Dry Air Cooler: Advanced Technology for Dependable Cooling Solutions
NEWIN is your trusted partner, offering an extensive array of cooling tower accessories designed to meet maintenance and replacement needs for virtually any size and style of cooling tower. Contact us today to customize accessories that align perfectly with your specifications.
CONTAIN: A Comprehensive Spectrum of Essential Components
· Fan drive system (fan/ fan stack/reducer/motor/shaft etc.): Precision-engineered for Peak Performance
· Water distribution (nozzles/ drift eliminator etc.): Even Flow for Effective Distribution
· Heat exchange (PVC infills/ cooling coil etc.): Premium Materials for Enhanced Transfer Efficiency
· Other accessories (air inlet louver/ valve etc.): High-Quality Components for Seamless Operations
Packaging & Shipping
Open Type Cooling Towers Shipment: Embark on an unparalleled journey with our Open Type Cooling Towers, the pinnacle of air conditioning excellence. Each unit is a masterful creation, crafted with unmatched precision and care, ensuring the utmost quality. Adhering to the strictest transport protocols, we guarantee that every shipment upholds the extraordinary standards of our product. This meticulous process assures their readiness to transform your cooling systems, elevating them to unparalleled new heights.
Closed Type Cooling Towers Shipment: Experience the epitome of safety and reliability with our Closed Type Cooling Towers. These aren't merely acquisitions; they are a pledge of our unwavering commitment to quality. Originating from our state-of-the-art, cutting-edge manufacturing facilities, these robustly engineered cooling wonders travel under stringent security measures. Upon arrival, they are prepared to deliver superior performance, meticulously designed to meet and exceed all your cooling needs with exceptional efficacy.
Technical Strength& Standards

Certifications

