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Edwards Speedivac ES50 High Vacuum Pump & Compressor — Mid-Century England — Cleaned, Serviced, RunningSingle owner - Vintage Edwards Speedivac ES50 from University of Georgia laboratory surplus — single institutional owner for its entire service life.Manufactured by Edwards High Vacuum Ltd., Crawley, England. The Crawley nameplate and raised cast SPEEDIVAC lettering date this pump to approximately 1957–1965 — the golden era of British vacuum engineering. Edwards (founded 1919, and still a world leader in vacuum technology today — their pumps serve CERN’s Large Hadron Collider) moved to Crawley in 1953; this pump came out of that original factory. A Speedivac of this same era is held in the UK Science Museum Group collection.Condition — serviced and running: • Fully cleaned, fresh vacuum pump oil
• Powered on: runs smooth, pulls suction at inlet — running video available, message me
• Original riveted instruction plate intact and legible
• Original brass fittings present
• Honest patina — unrestored, original, and mechanically sound after 60+ yearsWho this pump is for: • Neon sign makers — classic tube-processing bench pump with the cachet to match
• Vacuum tube / radio restorers — period-correct equipment for your bench
• Collectors of vintage scientific instruments — a working, displayable piece of vacuum history
• Anyone needing a rough vacuum pump with more soul than a modern importNotes: • Oil will be drained for shipping. Refill with standard vacuum pump oil before use (fill instructions on the original factory plate: maintain level per sight window, rotation clockwise facing pulley).
• Shipped bolted into a custom wood crate — this is a heavy cast iron unit and will arrive protected.Single owner, university maintained, 60+ years old, and still pulling vacuum. They genuinely do not make them like this anymore.
