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3-LF Series 4-in-1 Rotary Screw Air Compressor

3-LF Series 4-in-1 Rotary Screw Air Compressor


1. All-in-One Design – Saves Space & Installation Costs

  Compact Structure: Four functional modules integrated into a single unit, reducing footprint by over 40%—ideal for space-constrained workshops.
  Plug-and-Play Operation: Factory pre-assembled and tested, ready for immediate use without complex piping, cutting installation time and costs.

2. Variable Speed Drive (VSD) – Up to 40% Energy Savings

  Demand-Based Air Supply: Automatically adjusts motor speed to match real-time air demand, eliminating idle energy waste—30-50% more efficient than fixed-speed models.
  Peak/Low Tariff Optimization: Reduces speed during low-demand periods, significantly lowering electricity costs.

3. Stable & High-Quality Air Output

  Three-Stage Purification: Built-in precision filters + refrigerated dryer delivers clean air with a dew point ≤3°C, protecting pneumatic tools and sensitive equipment.
  Ultra-Low Oil Content: Advanced oil separation ensures outlet air contains <3ppm oil, meeting strict standards for food, pharmaceutical, and other critical industries.

LRSD 4IN1 5.5KW/7.5HP Rotary Screw Air Compresor, 230v/3 phase, 29 CFM with refrigerated dryer, 80-gallon air tank and 5 Filters( LF7.5)

lrsdcompressor
Original price $5,500.00 - Original price $5,500.00
Original price
$5,500.00
$5,500.00 - $5,500.00
Current price $5,500.00
Low stock

Parameters: Power: 7.5HP/5.5KW ;Voltage: Input Voltage (V/Hz): 230V/60Hz; Electrical (Phase): 3ph ;Air Flow: 29 CFM; Max Working Pressure: 125 PSI...

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Original price $5,500.00 - Original price $5,500.00
Original price
$5,500.00
$5,500.00 - $5,500.00
Current price $5,500.00

LRSD 4IN1 7.5 kW/10 hp, 230v/3 phase, 37 CFM with compressor, refrigerated dryer and 80-gallon air tank( LF10)

lrsdcompressor
Original price $5,772.00 - Original price $5,772.00
Original price
$5,772.00
$5,772.00 - $5,772.00
Current price $5,772.00
Out of stock

  Parameters: Power: 10HP/7.5KW ;Voltage: Input Voltage (V/Hz): 230V/60Hz; Electrical (Phase): 3ph ;Air Flow: 37cfm; Max Working Pressure: 125 psi...

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Original price $5,772.00 - Original price $5,772.00
Original price
$5,772.00
$5,772.00 - $5,772.00
Current price $5,772.00
Sold out

LRSD 4IN1 7.5 kW/10 hp, 460v/3 phase, 37 CFM with compressor, refrigerated dryer and 80-gallon air tank.( LF10-460V)

lrsdcompressor
Original price $5,978.00 - Original price $5,978.00
Original price
$5,978.00
$5,978.00 - $5,978.00
Current price $5,978.00
Low stock

  Parameters: Power: 10HP/7.5KW ;Voltage: Input Voltage (V/Hz): 460V/60Hz; Electrical (Phase): 3ph ;Air Flow: 37cfm; Max Working Pressure: 125 psi...

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Original price $5,978.00 - Original price $5,978.00
Original price
$5,978.00
$5,978.00 - $5,978.00
Current price $5,978.00

LRSD 20HP 15kW 4-in-1 Rotary Screw Air Compressor with Refrigerated Air Dryer, 120-Gallon Air Tank & 5-Stage Filters, 75 CFM, 208–230V 3-Phase (LF20-230V)

lrsdcompressor
Original price $7,730.00 - Original price $7,730.00
Original price
$7,730.00
$7,730.00 - $7,730.00
Current price $7,730.00
Low stock

  Parameters: Power: 15 KW/20 hp, ;Voltage: Input Voltage (V/Hz): 208V-230V/60Hz; Electrical (Phase): 3ph ;Air Flow: 75cfm; Max Working Pressure: ...

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Original price $7,730.00 - Original price $7,730.00
Original price
$7,730.00
$7,730.00 - $7,730.00
Current price $7,730.00

LRSD 20HP 15kW VSD Rotary Screw Air Compressor with ASME-Certified 120-Gallon Air Tank | 80.16 CFM @ 125 PSI, 230V 3-Phase 60Hz, 3/4" Port (TK15-8-VSD-230V)

lrsdcompressor
Original price $8,599.00 - Original price $8,599.00
Original price
$8,599.00
$8,599.00 - $8,599.00
Current price $8,599.00
Low stock

 专业级 20 马力旋转螺杆式空气压缩机 - 完整的四合一系统 ⚙️ 主要规格:功率:20马力/15千瓦工业级电机;电压:230伏/60赫兹三相(注意:不可转换为单相);性能:工作压力125磅/平方英寸(8巴)时,风量为80.16立方英尺/分钟;即装即用:包含压缩机、冷式干燥机和四级过滤系统;...

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Original price $8,599.00 - Original price $8,599.00
Original price
$8,599.00
$8,599.00 - $8,599.00
Current price $8,599.00

LRSD 20HP 15kW VSD Rotary Screw Air Compressor with ASME-Certified 120-Gallon Tank, 80.16 CFM @ 125 PSI, 460V 3-Phase 60Hz, RP3/4" Port (TK15-8-VSD-460V)

lrsdcompressor
Original price $8,499.00 - Original price $8,499.00
Original price
$8,499.00
$8,499.00 - $8,499.00
Current price $8,499.00
Out of stock

 Professional 20HP Rotary Screw Air Compressor - Complete 4-in-1 System Key Specifications:Power: 20HP/15KW industrial-grade motorVoltage: 460V/60H...

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Original price $8,499.00 - Original price $8,499.00
Original price
$8,499.00
$8,499.00 - $8,499.00
Current price $8,499.00
Sold out

About LRSD

LRSD  is a 68-acre national-level high-tech enterprise specializing in the R&D, manufacturing, and sales of advanced gas equipment. Equipped with state-of-the-art facilities—including CNC punching/bending machines, high-power laser cutters, precision lathes, milling/grinding systems, and CNC machining centers—we combine cutting-edge technology with rigorous quality control.

Our workforce comprises 50+ senior engineers and 300+ skilled production specialists, driving an annual output value of 500 million yuan.

Core Products

  • Gas compressors & vacuum pumps
  • Heat pumps & energy-efficient blowers
  • Laser-cutting screw air compressors
  • Gas post-processing systems
  • New energy equipment & fluid transport pipelines
  • Pressure vessels & custom solutions

Why Choose Us?

  • 25+ years of industrial expertise – A seasoned team delivering 24/7 technical support and end-to-end.
  • Innovation meets reliability – High-performance, energy-saving solutions

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