Busch · R5 RA 0025/0040 F

R5 RA 0025 F

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Oil-Lubricated Rotary VaneOEM data17 values carry a verification flag

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Pumping speed: 29.9 m³/h
Ultimate pressure: 0.1 mbar
Motor power: 1.12 kW
Noise level: 63 dB(A)

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

Technical data

Source: Busch product page · retrieved 2026-10-01

As published	ISO 50 Hz	ISO 50 Hz; (Gas-ballast valve closed)	ISO 50 Hz; (Gas-ballast valve open)	ISO 50 Hz; at 100 mbar	ISO 50 Hz; at ultimate pressure	ISO 50 Hz; (ISO 2151), KpA = 3 dB	ISO 50 Hz; approx.	ISO 50 Hz; (L x W x H)	ISO 60 Hz	ISO 60 Hz; (Gas-ballast valve closed)	ISO 60 Hz; (Gas-ballast valve open)	ISO 60 Hz; at 100 mbar	ISO 60 Hz; at ultimate pressure	ISO 60 Hz; (ISO 2151), KpA = 3 dB	ISO 60 Hz; approx.	ISO 60 Hz; (L x W x H)	US 60 Hz	US 60 Hz; (Gas-ballast valve closed)	US 60 Hz; (Gas-ballast valve open)	US 60 Hz; at 75 Torr	US 60 Hz; at ultimate pressure	US 60 Hz; (ISO 2151), KpA = 3 dB	US 60 Hz; approx.	US 60 Hz; (L x W x H)
Nominal pumping speed Pumping speed	25 m³/h m³/h oem source Source · 2026-10-01								30 m³/h m³/h oem verified Source · 2026-10-01								17.6 ACFM ACFM oem verified Source · 2026-10-01
Ultimate pressure (Gas-ballast valve closed) Ultimate pressure		0.1 ... 0.5 hPa (mbar) hPa (mbar) oem source Source · 2026-10-01								0.1 ... 0.5 hPa (mbar) hPa (mbar) oem source Source · 2026-10-01								0.075 ... 0.375 Torr Torr oem source Source · 2026-10-01
Ultimate pressure (Gas-ballast valve open) Ultimate pressure			0.5 ... 1.5 hPa (mbar) hPa (mbar) oem source Source · 2026-10-01								0.5 ... 1.5 hPa (mbar) hPa (mbar) oem source Source · 2026-10-01								0.375 ... 1.125 Torr Torr oem source Source · 2026-10-01
Nominal motor rating Motor power	1.0 kW kW oem source Source · 2026-10-01								1.2 kW kW oem verified Source · 2026-10-01								1.5 hp hp oem verified Source · 2026-10-01
Nominal motor speed Speed	1500 min⁻¹ min⁻¹ oem source Source · 2026-10-01								1800 min⁻¹ min⁻¹ oem verified Source · 2026-10-01								1800 rpm rpm oem verified Source · 2026-10-01
Power consumption at 100 mbar Power consumption				0.8 kW kW oem source Source · 2026-10-01								0.9 kW kW oem verified Source · 2026-10-01
Power consumption at ultimate pressure Power consumption					0.5 kW kW oem source Source · 2026-10-01								0.6 kW kW oem source Source · 2026-10-01								0.8 hp hp oem verified Source · 2026-10-01
Sound pressure level (ISO 2151), KpA = 3 dB Noise level						60 dB(A) dB(A) oem source Source · 2026-10-01								63 dB(A) dB(A) oem source Source · 2026-10-01								63 dB(A) dB(A) oem source Source · 2026-10-01
Oil capacity	1.0 l l oem verified Source · 2026-10-01								1.0 l l oem verified Source · 2026-10-01								1.0 l l oem verified Source · 2026-10-01
Weight approx. Weight							40 kg kg oem verified Source · 2026-10-01								40 kg kg oem verified Source · 2026-10-01								80 Lbs. Lbs. oem verified Source · 2026-10-01
Dimensions (L x W x H) Dimensions								604 x 284 x 270 mm mm oem source Source · 2026-10-01								604 x 284 x 270 mm mm oem source Source · 2026-10-01								25.1 x 13.8 x 10.4 inches inches oem source Source · 2026-10-01
Gas inlet Inlet connection	G 1¼" oem source Source · 2026-10-01								G 1¼" oem source Source · 2026-10-01								1¼" NPT ¼" NPT oem verified Source · 2026-10-01
Gas outlet Outlet connection	G 1¼" oem source Source · 2026-10-01								G 1¼" oem source Source · 2026-10-01								1¼" NPT ¼" NPT oem verified Source · 2026-10-01
Power consumption at 75 Torr Power consumption																				1.2 hp hp oem verified Source · 2026-10-01

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

Same family: R5 RA 0040 F

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R5 RA 0025 F, pulled apart

This model’s parts, by where they sit

Our drawing of the machine type, with the R5 RA 0025 F's own parts from Busch's lists. Side view along the shaft. Oil-free (dry) pumps have no exhaust box oil, sight glass or oil filter; their exhaust filter is a dust filter.