24/7 Support

Sullair · Oil-free scroll

SRL SeriesOil Free Scroll Air Compressor

Built on Hitachi engineering, the SRL Series represents advanced scroll compressor technology to meet your oil-free compressed air needs, today and tomorrow.

  • Certified Class 0 Oil-Free Air
  • SRL Exclusive Scroll and Pump Design
  • Integrated Design for Maximum User Benefits
  • Quiet Operation, as low as 48 dB(A)
Sullair SRL oil-free scroll air compressor
5.7 to 129.3cfmFlow, 0.16 to 3.66 m³/min
2 to 44hpPower, 1.5 to 33 kW
120 to 145psiPressure, 8.3 to 10 bar

Why the SRL Series

Features & benefits

Oil free air reliably, efficiently and quietly.

SRL Exclusive Scroll and Pump Design

  • Patented scroll wrap design with labyrinth seal provides superior performance and reliability
  • Proprietary tip seal reduces air leakage while extending service intervals
  • Normal maintenance can be completed without disassembling the pump

Integrated Design for Maximum User Benefits

  • Certified Class 0 oil-free air
  • Highly efficient cooling
  • Multi-stage cooling reduces ambient temperature out
  • Receiver tank helps dissipate heat while reducing compressor starts/stops
  • Air pressures to 145 PSIG
  • Extremely quiet
  • Sound levels as low as 48 dB(A)
  • Full enclosure standard
  • Mechanical and electrical vibration isolation
  • Designed to be placed at the point of air need
  • Compact design reduces floor space needed
  • Maintenance-friendly
  • Easy accessibility for inspection and maintenance
Sullair SRL Series oil-free scroll air compressor

Built-in logic

Inside the SRL Series

Maximizing efficiency means more than just having an efficient air compressor. All SRL Series compressors feature built-in logic to help utilize the air compressors most efficiently, which not only saves wear and tear on the compressor but also provides energy savings, which saves you money!

Technical specifications

Models & specs

Models vary by region. Please contact your Sullair sales representative for more details.

ModelConfigurationPowerPressureFlow*
SRL1.5Simplex2 hp (1.5 kW)120 psi5.7 cfm
SRL2.2Simplex3 hp (2.2 kW)120 to 145 psi8.5 cfm
SRL3.7Simplex5 hp (3.7 kW)120 psi14.1 cfm
SRL5.5Simplex7.5 hp (5.5 kW)120 to 145 psi21.2 cfm
SRL7.5Multiplex10 hp (7.5 kW)122 to 145 psi30.2 cfm
SRL11Multiplex15 hp (11 kW)122 to 145 psi43.1 cfm
SRL16.5Multiplex22 hp (16.5 kW)122 to 145 psi64.6 cfm
SRL22Multiplex30 hp (22 kW)122 to 145 psi86.2 cfm
SRL33Multiplex44 hp (33 kW)122 to 145 psi129.3 cfm
*cfm at lowest pressure rating. Original products designed by Hitachi Industrial Equipment Systems Co., Ltd

Our products are in stock and ready to ship!

HOLT technician checking gauges on a plant compressed air line

Why buy it from HOLT

The machine is half of it.

  • Sized right. AirMaster+ and CAGI certified specialists size the compressor to your demand profile.
  • Installed right. Piping, dryers, controls and commissioning by our own team.
  • Backed 24/7. Texas branches, genuine parts and factory-trained technicians.
  • Built around your site. Need it on a skid, in a classified area or offshore? We package it.

Talk to a specialist

Need industrial air? You need HOLT.

Tell us what you’re running, what you’re producing and where. A specialist responds fast with equipment, a custom build or a service plan that fits.

Toll-free, 24/7

Communications Opt-In