Used Vacuum PumpsBuschR5 RA / RB

Busch · R5 RA / RB

Busch R5 RA 0160 E 503 — rotary vane, 4.5 L

Original title: Busch R5 RA 0160 E 503 JRXG , Oil ISO VG hPa(mbar) Vacuum Pump | Good Condition

€55880% below market

Market median (sold): €2.822 from 64 sales in this family

📍 USA

🟢 Good fit

Suitable for WAVE freeze dryers; well-established rotary vane pump in good visual condition.

Condition from photo

Exterior clean, minimal dust/wear visible. Oil level and seals appear intact. Mounting frame secure. No obvious leaks or damage.

Likely refurb / add-ons

  • Oil change (ISO VG 100) — €30
  • Exhaust filter replacement — €80
  • Gas-ballast service — €60

WAVE AI estimate from photo + specs only — not a substitute for our physical pre-purchase check.

Specifications

Type
Oil-sealed rotary vane
Pumping speed
~10 m³/h
Water-vapour tolerance
~50 g/h
Ultimate vacuum
≤ 0.1 mbar
Year
2010 (per nameplate)
Source
eBay
Listing #
eBay #167560364639
Last verified
Jun 8, 2026

Fits WAVE machines: WAVE101, FD260

Price history Busch R5 RA / RB

Median 2.608 · 812 observations · €1–€62.418

€344€31.381€62.418Jan. 26Aug. 26

Recent sales (Busch R5 RA / RB)

Source: eBay sold listings (Apify aggregation). Year inferred from listing title when present.

Type plate (AI reading)

Exact model
RA 0160 E 503 JRXG
Serial
C1007000277
Year (plate)
2010
Type
RA 0160 E 503 JRXG
Serial No.
C1007000277
Pressure
0.1 hPa (mbar)
Oil
ISO VG 100
Oil capacity
4.5 L
Year
2010
Origin
Made in Switzerland
Approvals
CE

Auto-extracted from one of the listing photos. Verify on the real unit before purchase.

What to look for on this family

Oil-sealed rotary vane with gas-ballast. Robust workhorse. Check ballast valve is intact and oil is clear amber. Run gas-ballast open under water vapour load.

Manufacturer datasheet — Busch R5 RA / RB

Bauart
Einstufige ölgedichtete Drehschieberpumpe mit Gasballast
Saugvermögen (50 Hz)
10 – 100 m³/h (RA 0010 – RA 0100)
Enddruck
≤ 0.1 mbar
Wasserdampfverträglichkeit
ca. 50 – 330 g/h
Saugstutzen
DN 25/40 ISO-KF
Motorleistung
0.55 – 3.0 kW
Drehzahl (50 Hz)
1500 1/min
Ölsorte
Busch VM 100 (mineralisch)
Ölfüllung
0.5 – 4.0 l
Ölwechsel-Intervall
ca. 500 – 2000 Bh, je nach Anwendung
Schutzart Motor
IP55
Hersteller
Busch Vacuum Solutions

Curated from the manufacturer's official datasheet for this family / model. The specific pump may vary slightly by variant.

W

WAVE Advisor

Questions & advice · AI

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