Jiangsu Hongbo Ultra-low air consumption nitrogen generator&nitrogen gas plant for save energy
  • Jiangsu Hongbo Ultra-low air consumption nitrogen generator&nitrogen gas plant for save energy
  • Jiangsu Hongbo Ultra-low air consumption nitrogen generator&nitrogen gas plant for save energy

Jiangsu Hongbo Ultra-low air consumption nitrogen generator&nitrogen gas plant for save energy

Jiangsu Hongbo Ultra-low air consumption nitrogen generator&nitrogen gas plant for save energy


Product Description




● The low-pressure-drop molecular sieve customized by Hongbo enhances the separation efficiency of oxygen and nitrogen from air compared to conventional molecular sieves.

The nitrogen generation unit incorporates Hongbo’s proprietary airflow distribution system and is equipped with 14 pneumatic valves—six more than typical industry configurations—resulting in a lower air-to-nitrogen ratio and reduced operating costs.

● Featuring Hongbo’s advanced multi-tower structural design, the system supports four-, six-, or eight-tower configurations, delivering more stable pressure and superior performance compared to traditional dual-tower systems. Furthermore, both the air compressor and nitrogen generator integrate frequency conversion technology for improved energy efficiency.


Ultra-low air consumption nitrogen generator




Technical Parameters



ModelNitrogen purity0xygen ContentMinimum nitrogen
gas flow
Maximum nitrogen
flow rate
Air nitrogenratio

0 altitude air compressor displacement 0.7-0.8Mpa

SQFD-1C-6≥99.9990%≤10ppm  255Nm³/h285Nm³/h4.6:124.0Nm³/min
≥99.9950%≤50ppm  375Nm³/h405Nm³/h3.6:126.3Nm³/min
≥99.990%≤100ppm  420Nm³/h450Nm³/h3.4:127.0Nm³/min
SQFD-1C-6 Dimension:4400mm*2400mm*2600mm, Weight15.5T.
SQFD-1C-6 Dimension:5700mm*2400mm*2600mm, Weight16.5T.
SQFD-1C-8≥99.9990%≤10ppm  340Nm³/h380Nm³/h4.6:132.0Nm³/min
≥99.995%≤50ppm  500Nm³/h540Nm³/h3.6:135.0Nm³/min
≥99.990%≤100ppm  560Nm³/h600Nm³/h3.4:136.0Nm³/min
SQFD-1C-8 Dimension:5300mm*2400mm*2600mm,Weight19T.
SQFD-1C-8 Dimension:6800mm*2400mm*2600mm,Weight20T.
SQFD-2C-2≥99.99950%≤5ppm90Nm³/h95Nm³/h5.5:19.50Nm³/min
≥99.9990%≤10ppm110Nm³/h115Nm³/h4.6:19.58Nm³/min
≥99.9950%≤50ppm150Nm³/h160Nm³/h3.6:110.6Nm³/min
≥99.990%≤100ppm170Nm³/h180Nm³/h3.4:110.6Nm³/min
≥99.950%≤500ppm220Nm³/h225Nm³/h3.1:112.2Nm³/min
≥99.90%≤1000ppm240Nm³/h250Nm³/h2.8:112.5Nm³/min
SQFD-2C-2 Dimension:2850mm*1300mm*2750mm,Weight5.5T.
SQFD-2C-2 Dimension:3500mm*2400mm*2750mm,Weight6.5T.
SQFD-2C-4≥99.99950%≤5ppm180Nm³/h190Nm³/h5.5:119.0Nm³/min
≥99.9990%≤10ppm220Nm³/h230Nm³/h4.6:119.2Nm³/min
≥99.9950%≤50ppm300Nm³/h320Nm³/h3.6:121.2Nm³/min
≥99.990%≤100ppm340Nm³/h360Nm³/h3.4:121.2Nm³/min
≥99.950%≤500ppm440Nm³/h450Nm³/h3.1:124.4Nm³/min
≥99.90%≤1000ppm480Nm³/h500Nm³/h2.8:125.0Nm³/min
SQFD-2C-4 Dimension:3050mm*2250mm*2750mm,Weight9T.
SQFD-2C-4 Dimension:4000mm*2400mm*2750mm,Weight11T.
SQFD-2C-6≥99.9990%≤10ppm330Nm³/h345Nm³/h4.6:128.7Nm³/min
≥99.9950%≤50ppm450Nm³/h480Nm³/h3.6:131.8Nm³/min
≥99.990%≤100ppm510Nm³/h540Nm³/h3.4:131.8Nm³/min
SQFD-2C-6 Dimension:4400mm*2400mm*3000mm,Weight17.5T.
SQFD-2C-6 Dimension:5800mm*2400mm*3000mm,Weight19T.
SQFD-2C-8≥99.9990%≤10ppm440Nm³/h460Nm³/h4.6:138.3Nm³/min
≥99.9950%≤50ppm600Nm³/h640Nm³/h3.6:142.4Nm³/min
≥99.990%≤100ppm680Nm³/h720Nm³/h3.4:142.4Nm³/min
SQFD-2C-8 Dimension:5300mm*2400mm*3000mm,Weight: 21.5T.
SQFD-2C-8 Dimension:6800mm*2400mm*3000mm,Weight: 23T.



ModelNitrogen purityOxygen contentMinimum nitrogen
gas flow
Maximum nitrogen
flow rate
Air nitrogen
  ratio

Nitrogen operating cost

SQFD-1C-4
- 2 0 C A
≥99.99950%≤5ppm140Nm³/h150Nm³/h5.5:10.66kwh/Nm³
≥99.9990%≤10ppm170Nm³/h190Nm³/h4.6:10.55kwh/Nm³
≥99.9950%≤50ppm250Nm³/h270Nm³/h3.6:10.37kwh/Nm³
≥99.990%≤100ppm280Nm³/h300Nm³/h3.4:10.33kwh/Nm³
Gas sales unit price refers to: The buyer provides the site and power supply cable, with no equipment investment required. Hongbo is responsible for equipment investment, maintenance, and repairs. Hongbo purchases electricity from the buyer and sells nitrogen gas to the buyer, charging based on cumulative gas volume.

Rated power: 78KW, 380V, 50Hz. Maximum power during actual full-load operation: 92KW/h. 

Circulating water volume: None

20-foot international standard container
External dimensions: Length 6058mm × Width 2438mm × Height 2591mm
Weight: Approx. 13 tons
Footprint dimensions: Length 7277mm × Width 4876mm × Height 2591mm (Includes maintenance and operating space)
SQFD-1C-8
- 2 0 C
≥99.99950%≤5ppm280Nm³/h300Nm³/h5.5:130.0Nm³/min
≥99.9990%≤10ppm340Nm³/h380Nm³/h4.6:132.0Nm³/min
≥99.9950%≤50ppm500Nm³/h540Nm³/h3.6:135.0Nm³/min
≥99.990%≤100ppm540Nm³/h600Nm³/h3.4:136.0Nm³/min
Rental unit price refers to: The tenant provides the site and power cable, supplies compressed air at 0.7-0.8 MPa, and incurs no equipment investment. Hongbo is responsible for equipment investment, maintenance, and repairs.

Rated power: 0.2 kW, 220 V, 50 Hz. 

Circulating water volume: None.

20-foot international standard container. External dimensions: Length 6058mm × Width 2438mm × Height 2591mm.
Weight: Approximately 18 tons.
Footprint dimensions: Length 6058mm × Width 4876mm × Height 2591mm (Includes maintenance and operating space).


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