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Ingersoll Rand · Next Generation RS 11-22 kW Rotary Screw Air Compressors

RSa18i

Rotary ScrewOEM data
Ingersoll Rand RSa18i

*Photo shows the Next Generation RS 11-22 kW series, not necessarily this exact model. Image: Ingersoll Rand

Motor power
18.6 kW
Max. pressure
110 psig
Free air delivery
183 m³/h
Weight
443 kg

Headline ratings converted to common units for comparison; the table below shows each figure exactly as published.

Technical data

Source: Ingersoll Rand product page · retrieved 2026-10-03
As published110 psig version110 psig version; (Air-cooled)125 psig version125 psig version; (Air-cooled)145 psig version145 psig version; (Air-cooled)200 psig version200 psig version; (Air-cooled)
Nominal Power
Motor power
25 hp
oem source
Source · 2026-10-03
25 hp
oem source
Source · 2026-10-03
25 hp
oem source
Source · 2026-10-03
25 hp
oem source
Source · 2026-10-03
Max Pressure
Max. pressure
110 psig
oem source
Source · 2026-10-03
125 psig
oem source
Source · 2026-10-03
145 psig
oem source
Source · 2026-10-03
200 psig
oem source
Source · 2026-10-03
Flow
Free air delivery
107.5 cfm
oem source
Source · 2026-10-03
102.7 cfm
oem source
Source · 2026-10-03
96.8 cfm
oem source
Source · 2026-10-03
75.1 cfm
oem source
Source · 2026-10-03
Weight (Air-cooled)
Weight
977 lb
oem source
Source · 2026-10-03
977 lb
oem source
Source · 2026-10-03
977 lb
oem source
Source · 2026-10-03
977 lb
oem source
Source · 2026-10-03

Original extracted values are shown with their source and review status. Multiple values under the same condition remain separate for review.

Same family: RSa11i, RSa11i-TAS, RSa15i, RSa15i-TAS, RSa15n, RSa15n-TAS, RSa18i-TAS, RSa18n, RSa18n-TAS, RSa22i, RSa22i-TAS, RSa22n, RSa22n-TAS

Reviewed operating performance · 60 Hz

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Documents

Documents open on the manufacturer’s site.

Service parts

No parts published for this model.

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  • MissingIngersoll Rand's parts drawing (exploded view) for the RSa18i
  • MissingA parts list for the RSa18i

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Ingersoll Rand RSa18i | Vac & Air