TG-WNS6-1.25-YQ Ultra-Low-NOx Smart Steam Boiler
Contents Hide 1 TG-WNS6-1.25-YQ Ultra-Low-NOx Smart Steam Boiler Overview 2 Why Choose TG-WNS6 Ultra Low NOx Smart Steam Boiler? 2.1 Ultra Low NOx Combustion 2.2 Intelligent Automation 2.3 High Efficiency Heat Recovery 2.4 Reliable Steam Supply 3 Technical Specifications of TG-WNS6-1.25-YQ 4 How Does the Ultra Low NOx Smart Steam Boiler Work? 4.1 Step 1: […]
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Technical Specifications
TG-WNS6-1.25-YQ Ultra-Low-NOx Smart Steam Boiler Overview
The TG-WNS6-1.25-YQ is a high-performance 6 ton ultra low NOx steam boiler. We design this industrial gas fired system for modern factories.
Specifically, this WNS6-1.25-YQ steam boiler serves enterprises requiring stable steam production, superior thermal efficiency, and strict environmental compliance.
Based on our classic WNS horizontal fire tube platform, this TG-WNS6 Ultra Low NOx Smart Steam Boiler integrates advanced burner technology.
Furthermore, intelligent PLC control and integrated heat recovery systems deliver a cleaner, smarter steam solution for global buyers.
Today, this advanced ultra low NOx gas steam boiler successfully serves textile mills, food factories, and chemical industries worldwide.

Why Choose TG-WNS6 Ultra Low NOx Smart Steam Boiler?
Modern manufacturing plants face three critical operational challenges:
- Escalating industrial fuel costs.
- Stricter regional emissions standards.
- A severe shortage of certified boiler operators.
The TG-WNS6-1.25-YQ successfully solves these business problems through engineered innovations.
Ultra Low NOx Combustion
First, our advanced burner technology dramatically reduces NOx emissions. This helps your plant achieve complete regulatory compliance.
Intelligent Automation
Additionally, a smart PLC automation system controls combustion and water levels. This reduces your reliance on constant manual supervision.
High Efficiency Heat Recovery
Next, a condensing economizer captures waste heat from exhaust gases. Consequently, this design significantly cuts your monthly fuel bills.
Reliable Steam Supply
Finally, the robust 6 ton gas steam boiler capacity guarantees continuous steam flow for busy production lines.
Technical Specifications of TG-WNS6-1.25-YQ
For engineering and procurement evaluation, please review the standard technical parameters of our 6 ton industrial steam boiler:
| Parameter | Specification |
| Boiler Model | TG-WNS6-1.25-YQ |
| Steam Capacity | 6 ton/hour (4.2 MW) |
| Working Pressure | 1.25 MPa (12.5 bar) |
| Fuel Suitability | Natural Gas / LPG / Diesel |
| Boiler Structure | Horizontal Three-Pass Fire Tube |
| Control System | PLC Smart Touch Screen Control |
| Main Application | High-Efficiency Industrial Steam Production |
How Does the Ultra Low NOx Smart Steam Boiler Work?
Our smart steam boiler achieves clean operation through a highly optimized thermal process:
Step 1: Low NOx Combustion
Initially, the burner precisely mixes fuel and combustion air. This prevents peak temperatures, reducing NOx formation.
Step 2: Three-Pass Heat Transfer
Next, hot flue gas travels through wet-back corrugated furnaces and smoke tubes. This maximizes heat transfer area.
Step 3: Intelligent Monitoring
Simultaneously, the PLC system tracks steam pressure, water levels, and fuel consumption. It automatically maintains optimum parameters.
Step 4: Heat Recovery
Finally, the exhaust gas flows through the rear economizer. The system preheats feed water to boost total efficiency.

Why Choose the TG-WNS6 Ultra-Low-NOx Smart Steam Boiler?
High-Pressure Performance Meets Environmental Stewardship
In the 2026 industrial landscape, “standard” is no longer enough. For medium-scale manufacturing—from beverage bottling in Tashkent to chemical processing in Surabaya—the TG-WNS6-1.25-YQ represents the perfect balance of massive steam output and a minimal environmental footprint. Engineered with a 6-ton-per-hour capacity and a 1.25 MPa rated pressure, this model is the “Workhorse” of the Taiguo premium line, designed to exceed the strictest global emissions and efficiency standards.
The “Clean-Flame” Logic – Ultra-Low NOx <30mg/Nm³
- The Regulatory Challenge: Many regions are now enforcing “Blue Sky” initiatives, requiring NOx emissions below 30mg.
- The Taiguo Solution: The TG-WNS6 utilizes a Large-Volume Wave-Type Furnace combined with an advanced FGR (Flue Gas Recirculation) Burner.
- The Benefit: By increasing the combustion space and re-injecting a portion of the flue gas, we lower the flame temperature, preventing the formation of thermal NOx. This ensures your facility remains compliant with EAC and international environmental audits without the need for expensive post-treatment chemicals.
1.25 MPa Resilience – Stable Enthalpy for Complex Lines
- The Precision: High-speed production lines (like corrugated paper or UHT sterilization) require rock-steady pressure.
- The Engineering: The 1.25 MPa rating provides a critical safety margin. Even during sudden “steam-pulls” from the production floor, the TG-WNS6 maintains a constant saturated steam temperature of 194 degree
- Dryness Guarantee: Our internal multi-stage steam-water separator ensures 99.5% steam dryness, protecting your sensitive machinery from water hammer and corrosion .
ROI through Digital Intelligence
- The Digital Twin: This isn’t just a boiler; it’s an IoT-connected asset.
- The Tech: Equipped with a Siemens-based PLC Control Center and high-precision frequency inverters (VFD).
- The ROI: The system automatically adjusts the air-fuel ratio in real-time. For a 6-ton plant running two shifts, this “Intelligent Modulation” can reduce annual fuel costs by $20,000 – $35,000 USD compared to traditional mechanical-linkage boilers .
2026 Compliance & “Door-to-Factory” Logistics
Modular Export: To save on overseas installation costs, the TG-WNS6 can be delivered as a Skid-Mounted unit. We handle the complex logistics from our Henan facility directly to your factory site in Uzbekistan or Indonesia, including all customs documentation and technical

Certification Excellence: Fully compliant with EAC (TR CU 032) standards for the CIS region.
Key Features & Advantages of Ultra-Low-NOx Smart Steam Boiler
Ultra-Low-NOx Combustion for Strict Environmental Compliance
This boiler is specially optimized for regions with strict nitrogen oxide emission policies, such as:
- Uzbekistan industrial zones
- Kazakhstan manufacturing parks
- GCC food factories
- Southeast Asia clean-energy projects
- Europe CE compliance projects
Emission Advantages of Ultra-Low-NOx Smart Steam Boiler
- FGR low-NOx burner
- staged combustion
- full premix burner optimization
- oxygen feedback control
- intelligent air-fuel ratio adjustment
- low excess air operation
Industry ultra-low-NOx WNS 6-ton models are typically designed around ≤30–80 mg/Nm³ thresholds depending on burner package.

Up to 98% Thermal Efficiency of Ultra-Low-NOx Smart Steam Boiler
Reduce fuel consumption with advanced condensing heat-recovery technology.
- Stainless steel condensing economizer
- Improved anti-corrosion protection
- Enhanced water-film heat exchange design
Typical fuel savings: 8–15% per year
Smart PLC Boiler Automation System of Ultra-Low-NOx Smart Steam Boiler
The “Smart” in this model is the real conversion point.
Intelligent Functions Of Ultra-Low-NOx Smart Steam Boiler
- one-button startup
- automatic pressure regulation
- variable-frequency feedwater control
- burner modulation
- fault self-diagnosis
- alarm history records
- maintenance reminders
- remote mobile monitoring
- multi-boiler cascade control
Modern condensing WNS systems often use PLC + touchscreen + remote troubleshooting modules, which is highly attractive for overseas buyers.A fully digital boiler control platform for effortless operation.
- Touchscreen interface
- Remote mobile-app monitoring
- Cloud data logging
- Predictive maintenance alerts
- AI-driven O₂ trimming for maximum efficiency
High-Efficiency Condensing Heat Recovery Design of Ultra-Low-NOx Smart Steam Boiler
This model uses:
- threaded smoke tubes
- large furnace design
- wet-back rear chamber
- stainless steel condenser
- economizer heat recovery
- low exhaust gas temperature system
Benefits
- reduce fuel cost by 8–15%
- improve thermal efficiency
- reduce stack loss
- lower flue temperature
- reduce boiler room heat waste
- improve ROI
WNS6 condensing systems commonly use external condensers or SUS304 finned-tube heat exchangers to reduce exhaust losses.
Industrial-Grade Durability of Ultra-Low-NOx Smart Steam Boiler
Engineered for years of heavy operation:
- Reinforced furnace and tube-sheet
- TIG welding for stronger seams
- Large steam space to reduce pressure fluctuations
- High-density insulation
- Multi-level automatic protection system
Expected service life: 20–25 years
Is 6 Ton Steam Boiler Capacity Suitable for Your Factory?
A 6 ton industrial steam boiler is a popular choice for medium-scale factories requiring continuous process steam.
Typically, our global clients install this capacity for:
- Large-scale textile dyeing and finishing plants.
- High-volume beverage pasteurization and cooking lines.
- Sterile pharmaceutical manufacturing and packaging processes.
- Demanding chemical reactors and raw material processing.
Before choosing, our engineering team advises checking your peak steam load and future expansion requirements.
Industrial Applications of TG-WNS6 Boiler
We tailor the TG-WNS6 Ultra Low NOx Smart Steam Boiler to meet specific sector requirements.
Textile Industry
Our steam systems supply high-temperature energy for dyeing, continuous drying, and fabric finishing.
- Explore our custom Textile Boiler Solution.
Food & Beverage Industry
Food factories utilize our clean steam for product sterilization, cooking, and facility sanitation.
- Explore our custom Food Boiler Solution.
Chemical Industry
Chemical plants rely on stable steam pressure to heat jacketed reactors and refine liquid products.
- Explore our custom Chemical Boiler Solution.
Ultra Low NOx Technology Explained
As governments enforce strict pollution controls, investing in a low emission steam boiler protects your business future.
Our specialized low-NOx combustion design delivers key environmental benefits:
- Advanced Burner Integration: Optimizes air-fuel ratios to lower peak flame temperatures.
- Flue Gas Recirculation (FGR): Diverts flue gas back into the burner to suppress flame temperature.
- Optimized Furnace Chamber: Provides ample space for complete, clean fuel combustion.
- Compliance Certification: Helps factories secure local environmental permits without delay.
Smart PLC Control System
Our smart steam boiler utilizes modern automation to replace complex manual interventions.
The integrated PLC touch screen improves daily operation through:
- One-button automatic startup and shutdown sequences.
- Real-time pressure regulation based on actual production demand.
- Continuous safety monitoring with automatic alarm triggers.
- Digital records of daily fuel and water consumption metrics.
- Cloud-based remote monitoring options for factory managers.
Project Case: Fuel Saving Performance of TG-WNS6 Ultra Low NOx Boiler
Project Background
A leading overseas beverage manufacturer required a clean steam source to expand production. They demanded stable pressure, low emissions, and lower gas consumption.
Solution
We supplied our integrated TG-WNS6-1.25-YQ Ultra Low NOx Smart Steam Boiler solution. This package included a smart burner and a condensing economizer.
Results
- Fuel Savings: The factory achieved a verified 14.7% reduction in daily gas consumption.
- Stable Pressure: Steam pressure remained steady during peak production cycles.
- Compliance: Local inspectors verified emissions met strict low-NOx standards.
- Labor Reduction: Automated controls allowed operators to manage the boiler system easily.
TG-WNS6 vs Traditional Gas Steam Boilers
Review this comparison to understand how our modern smart systems outperform traditional models:
| Feature | Traditional Gas Steam Boiler | TG-WNS6 Smart Boiler |
| NOx Emission | High emissions (Standard burners) | Ultra-low NOx emissions (FGR burner) |
| Control Interface | Manual valves & basic switches | Smart PLC automated touch screen |
| Thermal Efficiency | Standard efficiency (No recovery) | Optimized efficiency (With condensing economizer) |
| Labor Cost | Requires constant manual oversight | Full automatic safety protection |
Related Steam Boiler Solutions
We provide complete support from initial design selection to final plant commissioning.
Explore Our Product Hierarchy
- Industrial Hub: Industrial Steam Boiler Systems Hub
- Series Page: WNS Gas Steam Boiler Series
Discover Engineering Support & Guides
- Engineering Standards: Engineering Hub
- Helpful Guide: Boiler Selection Guide
- Case Study: 6 Ton Steam Boiler Project Portfolio
Case Study: 14.7% Fuel Savings in 4 Months of Ultra-Low-NOx Smart Steam Boiler
A major beverage factory installed the TG-WNS6 model in 2025. Results after four months:
- Fuel consumption reduced by 14.7%
- NOx emissions averaged 18 mg/m³
- Pressure fluctuation < ±0.02 MPa
- Lower labor cost via remote monitoring
Customer Testimonials of Ultra-Low-NOx Smart Steam Boiler
“The TG-WNS6 gives us stable steam and saves thousands per month in fuel. The intelligent app is a game changer.”
— Production Manager, Beverage Factory
“NOx emissions are well below local limits. Excellent performance.”
— Quality Director, Textile Plant
Why Global Buyers Choose TG-WNS6 Ultra-Low-NOx Smart Steam Boiler
- 60+ years manufacturing experience
- Class A boiler license
- ASME / CE optional
- skid-mounted export version available
- fast spare parts supply
- overseas commissioning
- low gas consumption
- intelligent cloud support
- long service life
- export-ready documentation
TG-WNS6-1.25-YQ Technical Selection Checklist
Check 1: Burner Turndown Ratio Analysis
- Action: Check if the burner provides at least a 1:5 turndown ratio.
- Technical Why: If your factory runs at partial load at night, a high turndown ratio prevents the boiler from frequent “On/Off” cycling, which saves fuel and extends the life of the ignition electrodes.
Check 2: Economizer Material & Efficiency
- Action: Confirm the use of finned-tube spiral economizers made of ND steel (low-temperature dew point corrosion-resistant steel).
- Technical Why: A Taiguo economizer captures waste heat from the flue gas to preheat feed water, boosting the overall thermal efficiency to 98% and reducing your annual gas bill significantly.
Check 3: Steam Drum Diameter & Moisture Separation
- Action: Compare the steam drum volume with cheaper alternatives.
- Technical Why: A larger steam space reduces “carryover” (water droplets in steam), which protects your high-speed production machinery from water hammer and scale buildup.
FAQ: Essential 2026 Industrial Insights
Does the TG-WNS6-1.25-YQ Ultra-Low-NOx Smart Steam Boiler qualify for 2026 Green Subsidies?
Yes. Because it achieves Validated NOx emissions below 30mg/m³ and thermal efficiency over 98%, it is Essential for qualifying for “Green Factory” tax credits and energy-efficiency grants in most international industrial sectors.
How does the 1.25 MPa pressure rating benefit my production line?
A 1.25 MPa (12.5 bar) rating provides the Superior thermal head required for high-temperature sterilization and rapid chemical reactions. It ensures a Reliable saturated steam temperature of approximately 194°C, perfect for 2026’s high-efficiency industrial processes.
Is the Smart AI-Link system compatible with my existing factory SCADA?
Absolutely. As part of our Strategic 2026 digital roadmap, the TG-WNS6-1.25-YQ features Seamless Modbus and Ethernet connectivity. This allows for Reliable integration into any modern building management or industrial control system.
What maintenance is required for the Ultra-Low NOx burner?
The Superior FGR-equipped burner is designed for low maintenance. Annual calibration of the O2 sensors and cleaning of the recirculation ducts is Essential to maintain the Validated <30mg emission profile, but the system is largely self-adjusting through the Smart PLC.
What does “YQ” stand for in the TG-WNS6-1.25-YQ model?
“YQ” indicates that the boiler is a Dual-Fuel model, capable of firing both Natural Gas (Q) and Light Oil/Diesel (Y). This provides critical energy security during gas supply fluctuations.
Is the 6-ton capacity enough for a medium-sized textile dyeing mill?
Yes. A 6-ton boiler can typically support 4-6 large dyeing vats simultaneously. However, we recommend a site steam-load audit to account for peak demand spikes.
Do you offer remote monitoring for international clients?
Absolutely. Our Smart Control System allows our engineers in China to provide Remote Diagnostic Support via a secure 4G/5G gateway, ensuring your maintenance team in Tashkent always has expert backup.
What is TG-WNS6-1.25-YQ?
TG-WNS6-1.25-YQ is a 6 ton/hour ultra-low NOx gas fired steam boiler designed for industrial steam applications.
What fuel can this boiler use?
It can be configured for natural gas, LPG and other suitable fuels.
What industries use 6 ton steam boilers?
Common applications include textile, food processing, beverage, pharmaceutical and chemical industries.
Why choose an ultra-low NOx steam boiler?
It helps factories reduce emissions and meet increasingly strict environmental requirements.
Request 6 Ton Ultra-Low-NOx Smart Steam Boiler Fuel Cost & ROI Calculation
Tell us your:
- factory industry
- local gas price
- working hours/day
- steam demand fluctuation
- emission standard
- automation requirement
- project country
We provide within 24 hours:
- fuel consumption analysis
- boiler room layout
- NOx compliance solution
- shipping dimensions
- quotation
- ROI payback report
Get your TG-WNS6-1.25-YQ Ultra-Low-NOx Smart Steam Boiler proposal now.
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