Busch · Other
Busch 040-138 — rotary vane, 28 CFM, 2 HP
Original title: Busch 040-138 Rotary Vane Vacuum Pump - 2 HP - 28 CFM - 230/460V
Market median (sold): €1.876 from 141 sales in this family
📍 USA
🟡 OK with refurb
Suitable for WAVE freeze dryers; typical refurbishment needed before deployment.
Condition from photo
Exterior shows age and dust accumulation; no visible oil leaks or damage. Motor and pump housing intact. Hoses present but condition unclear.
Likely refurb / add-ons
- Oil change (SAE 30, ~1.5 qt): €40
- Exhaust filter replacement: €80
- Soft-starter (optional, 2 HP): €280
Watch out for
- Age and dust suggest long storage; internal wear cannot be assessed from photos.
- Motor nameplate shows 1.15 service factor; verify bearing condition before use.
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
- —
- Source
- eBay
- Listing #
- eBay #187973209245
- Last verified
- Jul 17, 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
- Type 040-138
- Serial
- C835
- Displacement
- 28 CFM
- Vacuum
- 15 Torr
- Vacuum (HG)
- 29.3 inHG
- Oil Capacity
- Type SAE 30
- Motor Oil
- 1.5 Qt
- Manufacturer
- Busch, Inc.
- Address
- 4974 Euclid Road, Virginia Beach, VA 23462
- 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
Generic Busch vacuum pump — model family not auto-detected. Send us the listing URL for a free identification + suitability check.