Busch · Other
Busch Fossa FO 0035 A — rotary vane, 42 m³/h
Original title: Busch Vacuum pump FOSSA FO 0035 A 0E0 BU181-46 LEDS B.j 2020
Market median (sold): €1.876 from 141 sales in this family
📍 Germany · Yr 2020
🔴 Check carefully
Oversized for WAVE; suitable only as primary pump with external ballast control.
Condition from photo
Exterior clean, mounted on frame with motor coupling visible. No visible oil leaks or damage. Labels legible.
Likely refurb / add-ons
- Oil change and filter service — €80
- Soft-starter module (recommended for 0.75 kW motor) — €280
Watch out for
- Pumping speed 42 m³/h is 3–4× larger than typical WAVE freeze-dryer requirement;
- Motor is 0.75 kW three-phase (Δ/Y switchable); requires soft-starter or VFD to a
- No visible gas-ballast valve on pump body; verify presence and function before u
WAVE AI estimate from photo + specs only — not a substitute for our physical pre-purchase check.
Specifications
- Type
- other
- Pumping speed
- ~0 m³/h
- Water-vapour tolerance
- ~0 g/h
- Ultimate vacuum
- —
- Year
- 2020
- Source
- eBay
- Listing #
- eBay #267414950933
- Last verified
- Oct 3, 2026
Price history— Busch Other
Median €2.217 · 1233 observations · €308–€33.945
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Source: eBay sold listings (Apify aggregation). Year inferred from listing title when present.
Type plate (AI reading)
- Exact model
- FO 0035 A 0E0
- Serial
- CHM120280306
- Year (plate)
- 2020
- Manufacturer
- Ateliers Busch S.A., Chevenez, Switzerland
- Pump Type
- Rotary vane vacuum pump
- Absolute Pressure
- 0.01 hPa (mbar)
- Max. Speed
- 1800 min⁻¹
- Max. Volume Flow
- 42 m³/h
- Mass
- 50 kg
- Certification
- Inside II 3G Ex h IIB T4 Gc X; Outside No ATEX zone
- Operating Temperature
- +5 °C to +40 °C
- Motor Type
- BU181-4 6 leads
- Motor Power
- 0.75 kW
- Motor Speed
- 1480/1780 rpm
- Voltage Range Δ
- 3×190–220 / 200–240 V
- Current Δ
- 5.2 / 5.2 A
- Voltage Range Y
- 3×380–415 / 380–480 V
- Current Y
- 3.0 / 3.0 A
- Frequency Range
- 50/60 Hz
- Isolation Class
- F
- Protection Class
- IP44
- Coupling
- Δ/Y
Auto-extracted from one of the listing photos. Verify on the real unit before purchase.
What to look for on this family
Generic Busch vacuum pump — model family not auto-detected. Send us the listing URL for a free identification + suitability check.