Used Vacuum PumpsLeyboldTrivac D

Leybold · Trivac D

Leybold Trivac D4B — rotary vane, 4 m³/h

Original title: Leybold Trivac D4B Vacuum Pump w/ GE Motor 5KCR38UN9292GX 1/3 HP + Warranty

€40958% below market

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

📍 USA

🟢 Good fit

Excellent match for WAVE freeze dryers; proven rotary-vane design at fair price.

Condition from photo

Exterior clean, motor and pump housing intact, hoses present, no visible oil leaks or damage.

Likely refurb / add-ons

  • Oil change & filter service (€80–120)
  • Gas-ballast service & seals (€60–100)
  • Soft-starter for motor (€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 #188379389021
Last verified
Jun 30, 2026

Fits WAVE machines: FD260

Type plate (AI reading)

Exact model
Leybold Trivac D4B
Serial
L9211017447
Type
D4B
Catalogue No.
91245-1
Volume flow rate
4 m³/h
Ultimate pressure
≤1×10⁻⁴ mbar
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.