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Roots · Roots RAM-J Whispair performance data

RAM-J 412J

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BlowersOil-freeOEM data
Roots RAM-J 412J

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

Blower flow
1,440 m³/h
Weight
181 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 published2950 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 PSI2950 RPM, 15.0" HgV vacuum1750 RPM, 14.0" HgV vacuumthe pressure "Flow" is stated at (2950 RPM, 15 PSI)the pressure "Flow" is stated at (2950 RPM, 4 PSI)the pressure "Flow" is stated at (2950 RPM, 10 PSI)the pressure "Flow" is stated at (2950 RPM, 8 PSI)the pressure "Flow" is stated at (2950 RPM, 6 PSI)the pressure "Flow" is stated at (2950 RPM, 12 PSI)as printed: "Approx. net Wt (lbs)"
Flow
Blower flow
849 CFM
oem source
Source · 2026-10-04
819 CFM
oem source
Source · 2026-10-04
794 CFM
oem source
Source · 2026-10-04
772 CFM
oem source
Source · 2026-10-04
752 CFM
oem source
Source · 2026-10-04
724 CFM
oem source
Source · 2026-10-04
450 CFM
oem source
Source · 2026-10-04
420 CFM
oem source
Source · 2026-10-04
394 CFM
oem source
Source · 2026-10-04
372 CFM
oem source
Source · 2026-10-04
352 CFM
oem source
Source · 2026-10-04
Brake horsepower
Power consumption
19.9 BHP
oem source
Source · 2026-10-04
28.3 BHP
oem source
Source · 2026-10-04
36.6 BHP
oem source
Source · 2026-10-04
45.0 BHP
oem source
Source · 2026-10-04
53.4 BHP
oem source
Source · 2026-10-04
66.0 BHP
oem source
Source · 2026-10-04
11.0 BHP
oem source
Source · 2026-10-04
16.0 BHP
oem source
Source · 2026-10-04
21.0 BHP
oem source
Source · 2026-10-04
26.0 BHP
oem source
Source · 2026-10-04
32.0 BHP
oem source
Source · 2026-10-04
Vacuum service inlet flow
Inlet flow (vacuum service)
728 CFM
oem source
Source · 2026-10-04
343 CFM
oem source
Source · 2026-10-04
Vacuum service brake horsepower
Brake power (vacuum service)
32.3 BHP
oem source
Source · 2026-10-04
17.7 BHP
oem source
Source · 2026-10-04
Reference working pressure
15 psi
oem source
Source · 2026-10-20
4 psi
oem source
Source · 2026-10-20
10 psi
oem source
Source · 2026-10-20
8 psi
oem source
Source · 2026-10-20
6 psi
oem source
Source · 2026-10-20
12 psi
oem source
Source · 2026-10-20
Weight
400 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-J 404J, RAM-J 406J, RAM-J 409J, RAM-J 418J, RAM-J 616J, RAM-J 624J

Reviewed operating performance · 60 Hz

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Documents

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Service parts

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Roots RAM-J 412J | Vac & Air