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Roots · Roots RAM-GJ Whispair gas performance data

RAM-GJ 404J

Data coverage & sourcesCompare this modelAsk about this model
BlowersOil-freeOEM data
Roots RAM-GJ 404J

*Photo shows the RAM-GJ Whispair gas series, not necessarily this exact model. Image: Roots

Blower flow
673 m³/h
Weight
122 kg

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 published4000 RPM, 4 PSI4000 RPM, 6 PSI4000 RPM, 8 PSI4000 RPM, 10 PSI4000 RPM, 12 PSI4000 RPM, 15 PSI4000 RPM, 18 PSI2950 RPM, 4 PSI2950 RPM, 6 PSI2950 RPM, 8 PSI2950 RPM, 10 PSI2950 RPM, 12 PSI2950 RPM, 15 PSI1750 RPM, 4 PSI1750 RPM, 6 PSI1750 RPM, 8 PSI1750 RPM, 10 PSI1750 RPM, 12 PSI4000 RPM, 16.0" HgV vacuum2950 RPM, 15.0" HgV vacuum1750 RPM, 14.0" HgV vacuumthe pressure "Flow" is stated at (4000 RPM, 8 PSI)the pressure "Flow" is stated at (4000 RPM, 6 PSI)the pressure "Flow" is stated at (4000 RPM, 4 PSI)the pressure "Flow" is stated at (4000 RPM, 18 PSI)the pressure "Flow" is stated at (4000 RPM, 15 PSI)the pressure "Flow" is stated at (4000 RPM, 12 PSI)the pressure "Flow" is stated at (4000 RPM, 10 PSI)as printed: "Approx. net Wt (lbs)"
Flow
Blower flow
396 CFM
oem source
Source · 2026-10-04
386 CFM
oem source
Source · 2026-10-04
378 CFM
oem source
Source · 2026-10-04
370 CFM
oem source
Source · 2026-10-04
364 CFM
oem source
Source · 2026-10-04
355 CFM
oem source
Source · 2026-10-04
347 CFM
oem source
Source · 2026-10-04
281 CFM
oem source
Source · 2026-10-04
271 CFM
oem source
Source · 2026-10-04
262 CFM
oem source
Source · 2026-10-04
255 CFM
oem source
Source · 2026-10-04
248 CFM
oem source
Source · 2026-10-04
239 CFM
oem source
Source · 2026-10-04
149 CFM
oem source
Source · 2026-10-04
139 CFM
oem source
Source · 2026-10-04
130 CFM
oem source
Source · 2026-10-04
123 CFM
oem source
Source · 2026-10-04
116 CFM
oem source
Source · 2026-10-04
Brake horsepower
Power consumption
8.3 BHP
oem source
Source · 2026-10-04
14.2 BHP
oem source
Source · 2026-10-04
17.9 BHP
oem source
Source · 2026-10-04
21.6 BHP
oem source
Source · 2026-10-04
25.3 BHP
oem source
Source · 2026-10-04
30.9 BHP
oem source
Source · 2026-10-04
37.0 BHP
oem source
Source · 2026-10-04
7.0 BHP
oem source
Source · 2026-10-04
9.8 BHP
oem source
Source · 2026-10-04
12.6 BHP
oem source
Source · 2026-10-04
15.4 BHP
oem source
Source · 2026-10-04
18.2 BHP
oem source
Source · 2026-10-04
22.4 BHP
oem source
Source · 2026-10-04
3.6 BHP
oem source
Source · 2026-10-04
5.3 BHP
oem source
Source · 2026-10-04
7.0 BHP
oem source
Source · 2026-10-04
Vacuum service inlet flow
Inlet flow (vacuum service)
353 CFM
oem source
Source · 2026-10-04
240 CFM
oem source
Source · 2026-10-04
115 CFM
oem source
Source · 2026-10-04
Vacuum service brake horsepower
Brake power (vacuum service)
15.9 BHP
oem source
Source · 2026-10-04
10.9 BHP
oem source
Source · 2026-10-04
5.9 BHP
oem source
Source · 2026-10-04
Reference working pressure
8 psi
oem source
Source · 2026-10-20
6 psi
oem source
Source · 2026-10-20
4 psi
oem source
Source · 2026-10-20
18 psi
oem source
Source · 2026-10-20
15 psi
oem source
Source · 2026-10-20
12 psi
oem source
Source · 2026-10-20
10 psi
oem source
Source · 2026-10-20
Weight
270 lbs
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: RAM-GJ 406J, RAM-GJ 409J, RAM-GJ 412J, RAM-GJ 418J, RAM-GJ 616J, RAM-GJ 624J

Reviewed operating performance · 60 Hz

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Documents

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Service parts

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Roots RAM-GJ 404J | Vac & Air