Used Vacuum PumpsLeyboldTrivac D

Leybold · Trivac D

Leybold Trivac D4B — rotary vane, 4 m³/h

Original title: Leybold Trivac D4B Rotary Vane Vacuum Pump 91265-1 P/N 72260095

€55843% below market

Market median (sold): €977 from 51 sales in this family

📍 USA

🟡 OK with refurb

Suitable for WAVE freeze dryers; typical refurb needed before deployment.

Condition from photo

Exterior clean, finned housing intact, motor and coupling visible, no obvious oil leaks or damage noted.

Likely refurb / add-ons

  • Oil change and filter service (€80–120)
  • Exhaust filter replacement (€60–80)
  • Soft-starter module, if needed (€280)

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

Specifications

Type
Oil-sealed rotary vane
Pumping speed
~8 m³/h
Water-vapour tolerance
~50 g/h
Ultimate vacuum
≤ 0.002 mbar
Source
eBay
Listing #
eBay #335477091304
Last verified
Aug 19, 2026

Fits WAVE machines: FD260

Type plate (AI reading)

Exact model
Leybold Trivac D4B
Serial
L00130035E
Type
D4B
Manufacturer
Leybold
Pumping Speed S(N₂)
4 m³/h
Final Pressure
< 0.1 Pa
Oil Type
Leybold Trivac Oil
Weight
approx. 8 kg
Mounting
Flange or feet
Gas Ballast
Yes

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

What to look for on this family

Two-stage oil-sealed with gas-ballast. Make sure the model code ends in 'B' (= B-Variant with built-in gas-ballast valve). Check oil sight glass and that the exhaust filter is clean.

W

WAVE Advisor

Questions & advice · AI

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AI advisor · prices are indicative, binding quote from the WAVE team.