Used Vacuum PumpsBuschR5 RA / RB

Busch · R5 RA / RB

Busch R5 RA0630 — rotary vane, 10 m³/h

Original title: BUSCH R5 RA0630 Vacuum pump, Oil Lubricated Rotary Vane

€11.160

📍 USA

🟡 OK with refurb

Suitable for WAVE101/FD260; fair condition but significantly overpriced.

Condition from photo

Exterior clean, no visible oil leaks. Motor and pump body intact. Gauges present and readable. Some surface dust/patina. No obvious damage.

Likely refurb / add-ons

  • Oil change & filter service — €100
  • Exhaust filter replacement — €80
  • Soft-starter (optional) — €280

Watch out for

  • Asking price €11,160 is 3.8× median market value (€2,948); verify condition/serv
  • Cannot assess internal wear from exterior photos alone; request recent service r

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
Source
eBay
Listing #
eBay #176567996506
Last verified
Jun 9, 2026

Fits WAVE machines: WAVE101, FD260

Price history Busch R5 RA / RB

Median 2.576 · 571 observations · €1–€45.105

€344€22.725€45.105Jan. 26Juli 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
URA0630.B4Z6.1001
Serial
C7536
Type
URA0630.B4Z6.1001
Serial No.
C7536
Displacement
CFM³
Vacuum
.5 Torr
Oil (SAE)
R570 / 16 QT.
Origin
Made in U.S.A.

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

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