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Roots · Roots RCS-J Whispair performance data

RCS-J 721J

Data coverage & sourcesCompare this modelAsk about this model
BlowersOil-freeOEM data
Roots RCS-J 721J

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

Blower flow
5,550 m³/h
Weight
544 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 published2600 RPM, 4 PSI2600 RPM, 6 PSI2600 RPM, 8 PSI2600 RPM, 10 PSI2600 RPM, 12 PSI2600 RPM, 15 PSI1770 RPM, 4 PSI1770 RPM, 6 PSI1770 RPM, 8 PSI1770 RPM, 10 PSI1770 RPM, 12 PSI1770 RPM, 15 PSI1180 RPM, 4 PSI1180 RPM, 6 PSI1180 RPM, 8 PSI1180 RPM, 10 PSI1180 RPM, 12 PSI1180 RPM, 15 PSI2600 RPM, 15.0" HgV vacuum1770 RPM, 15.0" HgV vacuum1180 RPM, 14.0" HgV vacuumthe pressure "Flow" is stated at (2600 RPM, 15 PSI)the pressure "Flow" is stated at (2600 RPM, 8 PSI)the pressure "Flow" is stated at (2600 RPM, 12 PSI)the pressure "Flow" is stated at (2600 RPM, 4 PSI)the pressure "Flow" is stated at (2600 RPM, 10 PSI)the pressure "Flow" is stated at (2600 RPM, 6 PSI)as printed: "Approx. net Wgt (lbs.)"
Flow
Blower flow
3264 CFM
oem source
Source · 2026-10-04
3176 CFM
oem source
Source · 2026-10-04
3101 CFM
oem source
Source · 2026-10-04
3035 CFM
oem source
Source · 2026-10-04
2976 CFM
oem source
Source · 2026-10-04
2895 CFM
oem source
Source · 2026-10-04
2096 CFM
oem source
Source · 2026-10-04
2008 CFM
oem source
Source · 2026-10-04
1933 CFM
oem source
Source · 2026-10-04
1867 CFM
oem source
Source · 2026-10-04
1808 CFM
oem source
Source · 2026-10-04
1727 CFM
oem source
Source · 2026-10-04
1266 CFM
oem source
Source · 2026-10-04
1178 CFM
oem source
Source · 2026-10-04
1103 CFM
oem source
Source · 2026-10-04
1037 CFM
oem source
Source · 2026-10-04
978 CFM
oem source
Source · 2026-10-04
892 CFM
oem source
Source · 2026-10-04
Brake horsepower
Power consumption
81.4 BHP
oem source
Source · 2026-10-04
112.0 BHP
oem source
Source · 2026-10-04
142.5 BHP
oem source
Source · 2026-10-04
173.1 BHP
oem source
Source · 2026-10-04
203.7 BHP
oem source
Source · 2026-10-04
249.5 BHP
oem source
Source · 2026-10-04
49.1 BHP
oem source
Source · 2026-10-04
70.4 BHP
oem source
Source · 2026-10-04
91.7 BHP
oem source
Source · 2026-10-04
113.1 BHP
oem source
Source · 2026-10-04
134.4 BHP
oem source
Source · 2026-10-04
166.4 BHP
oem source
Source · 2026-10-04
30.5 BHP
oem source
Source · 2026-10-04
44.8 BHP
oem source
Source · 2026-10-04
59.0 BHP
oem source
Source · 2026-10-04
73.5 BHP
oem source
Source · 2026-10-04
87.8 BHP
oem source
Source · 2026-10-04
109.2 BHP
oem source
Source · 2026-10-04
Vacuum service inlet flow
Inlet flow (vacuum service)
2903 CFM
oem source
Source · 2026-10-04
1735 CFM
oem source
Source · 2026-10-04
955 CFM
oem source
Source · 2026-10-04
Vacuum service brake horsepower
Brake power (vacuum service)
124.8 BHP
oem source
Source · 2026-10-04
81.7 BHP
oem source
Source · 2026-10-04
50.0 BHP
oem source
Source · 2026-10-04
Reference working pressure
15 psi
oem source
Source · 2026-10-20
8 psi
oem source
Source · 2026-10-20
12 psi
oem source
Source · 2026-10-20
4 psi
oem source
Source · 2026-10-20
10 psi
oem source
Source · 2026-10-20
6 psi
oem source
Source · 2026-10-20
Weight
1200 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: RCS-J 715J, RCS-J 817J, RCS-J 821J, RCS-J 826J, RCS-J 832J

Reviewed operating performance · 60 Hz

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Documents

Documents open on the manufacturer’s site.

Service parts

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