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Roots · Roots Universal RAI-G performance data

Universal RAI-G 45U

BlowersOil-freeOEM data
Roots Universal RAI-G 45U

*Photo shows the Universal RAI-G series, not necessarily this exact model. Image: Roots

Blower flow
615 m³/h

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

Technical data

Source: Roots product page · retrieved 2026-10-04
As published3550 RPM, 4 PSI3550 RPM, 5 PSI3550 RPM, 6 PSI3550 RPM, 7 PSI3550 RPM, 8 PSI3550 RPM, 9 PSI3550 RPM, 10 PSI2950 RPM, 4 PSI2950 RPM, 5 PSI2950 RPM, 6 PSI2950 RPM, 7 PSI2950 RPM, 8 PSI2950 RPM, 9 PSI2950 RPM, 10 PSI1750 RPM, 4 PSI1750 RPM, 5 PSI1750 RPM, 6 PSI1750 RPM, 7 PSI1750 RPM, 8 PSI1750 RPM, 9 PSI1750 RPM, 10 PSI3550 RPM, 16" HgV vacuum2950 RPM, 16" HgV vacuum1750 RPM, 13" HgV vacuumthe pressure "Flow" is stated at (3550 RPM, 4 PSI)the pressure "Flow" is stated at (3550 RPM, 6 PSI)the pressure "Flow" is stated at (3550 RPM, 7 PSI)the pressure "Flow" is stated at (3550 RPM, 8 PSI)the pressure "Flow" is stated at (3550 RPM, 9 PSI)the pressure "Flow" is stated at (3550 RPM, 10 PSI)the pressure "Flow" is stated at (3550 RPM, 5 PSI)as printed: "Wgt."
Flow
Blower flow
362 CFM
oem source
Source · 2026-10-04
354 CFM
oem source
Source · 2026-10-04
346 CFM
oem source
Source · 2026-10-04
340 CFM
oem source
Source · 2026-10-04
333 CFM
oem source
Source · 2026-10-04
328 CFM
oem source
Source · 2026-10-04
322 CFM
oem source
Source · 2026-10-04
289 CFM
oem source
Source · 2026-10-04
281 CFM
oem source
Source · 2026-10-04
274 CFM
oem source
Source · 2026-10-04
267 CFM
oem source
Source · 2026-10-04
261 CFM
oem source
Source · 2026-10-04
255 CFM
oem source
Source · 2026-10-04
249 CFM
oem source
Source · 2026-10-04
144 CFM
oem source
Source · 2026-10-04
136 CFM
oem source
Source · 2026-10-04
129 CFM
oem source
Source · 2026-10-04
122 CFM
oem source
Source · 2026-10-04
116 CFM
oem source
Source · 2026-10-04
110 CFM
oem source
Source · 2026-10-04
104 CFM
oem source
Source · 2026-10-04
Brake horsepower
Power consumption
8.2 BHP
oem source
Source · 2026-10-04
10.1 BHP
oem source
Source · 2026-10-04
12 BHP
oem source
Source · 2026-10-04
13.9 BHP
oem source
Source · 2026-10-04
15.7 BHP
oem source
Source · 2026-10-04
17.6 BHP
oem source
Source · 2026-10-04
19.5 BHP
oem source
Source · 2026-10-04
6.7 BHP
oem source
Source · 2026-10-04
8.2 BHP
oem source
Source · 2026-10-04
9.8 BHP
oem source
Source · 2026-10-04
11.3 BHP
oem source
Source · 2026-10-04
12.9 BHP
oem source
Source · 2026-10-04
14.4 BHP
oem source
Source · 2026-10-04
16 BHP
oem source
Source · 2026-10-04
3.8 BHP
oem source
Source · 2026-10-04
4.7 BHP
oem source
Source · 2026-10-04
5.6 BHP
oem source
Source · 2026-10-04
6.6 BHP
oem source
Source · 2026-10-04
7.5 BHP
oem source
Source · 2026-10-04
8.4 BHP
oem source
Source · 2026-10-04
9.3 BHP
oem source
Source · 2026-10-04
Vacuum service inlet flow
Inlet flow (vacuum service)
291 CFM
oem source
Source · 2026-10-04
218 CFM
oem source
Source · 2026-10-04
98 CFM
oem source
Source · 2026-10-04
Vacuum service brake horsepower
Brake power (vacuum service)
15.2 BHP
oem source
Source · 2026-10-04
12.5 BHP
oem source
Source · 2026-10-04
5.9 BHP
oem source
Source · 2026-10-04
Reference working pressure
4 psi
oem source
Source · 2026-10-20
6 psi
oem source
Source · 2026-10-20
7 psi
oem source
Source · 2026-10-20
8 psi
oem source
Source · 2026-10-20
9 psi
oem source
Source · 2026-10-20
10 psi
oem source
Source · 2026-10-20
5 psi
oem source
Source · 2026-10-20
Weight
109
oem source
Source · 2026-10-20

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

Same family: Universal RAI-G 32U, Universal RAI-G 33U, Universal RAI-G 36U, Universal RAI-G 42U, Universal RAI-G 47U, Universal RAI-G 53U, Universal RAI-G 56U, Universal RAI-G 59U, Universal RAI-G 615U, Universal RAI-G 65U, Universal RAI-G 68U

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.

Compare with another model

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