Used Vacuum PumpsLeyboldTrivac D

Leybold · Trivac D

Leybold Trivac D4A — two-stage rotary vane

Original title: Leybold Heraeus Trivac D4A zweistufige Vakuumpumpe mit GE 5KC36PN435AX Motor 1/3 PS

€30069% below market

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

📍 USA

🟢 Good fit

Suitable for WAVE freeze dryers; well-priced for condition shown.

Condition from photo

Exterior clean, no visible oil leaks, labels legible, motor and pump housing intact.

Likely refurb / add-ons

  • Oil change (HE-175 or equivalent) — €30
  • Exhaust filter replacement — €80
  • Gas ballast service — €60

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 #365554113287
Last verified
Jul 31, 2026

Fits WAVE machines: FD260

Type plate (AI reading)

Exact model
D4A
Serial
1288066233
Catalog No.
720 25 025
Pump Fluid
HE-175
Manufacturer
Leybold-Heraeus Vacuum Products Inc., Export, PA 15632
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

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

Hi! I'm the WAVE advisor. I answer freeze-drying questions and help you find the right machine. How can I help?

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