Buying and Selling Used Sodick and Mitsubishi EDM Machines at Auction

When a shop needs a used EDM machine that will hold tight tolerances for another decade of production, two EDM machine brands come up more than almost any other: Sodick and Mitsubishi. Both built their reputations in Japan on precision electrical discharge machining, and both show up regularly in KD Auctions' fully online industrial equipment sales, whether the seller is a mold and die shop consolidating floor space, an aerospace supplier refreshing its EDM fleet, or a plant closing its doors. A used Sodick EDM or Mitsubishi EDM machine in good working order is one of the more liquid assets in a tool room, and knowing what separates a sound unit from a risky one matters whether you are the one bidding or the one selling.

Why Sodick and Mitsubishi Stand Out Among EDM Machine Brands

Not every EDM machine brand holds its value the same way once it leaves the OEM price list. Sodick and Mitsubishi are two of the few names shops actively search for by brand, not just by machine type, because each has a long record of building EDM equipment that keeps running and keeps cutting accurately long after the warranty ends. When you are comparing EDM machine brands on the used market, resale demand and parts support matter as much as the original spec sheet, and both of these names tend to score well on both.

Sodick's Linear Motor Drive

Sodick built much of its reputation on linear motor drive technology in wire EDM, a design that replaces traditional ballscrews with direct linear motors on the X and Y axes to reduce mechanical backlash and improve long-term repeatability. That approach runs through Sodick's AQ, ALN, and AG wire EDM lines, and it is a big reason a well-maintained Sodick EDM machine can hold accuracy years into its service life. On the sinker side, Sodick pairs the same drive philosophy with proprietary power supplies aimed at fine surface finishes on mold and die work. When an auction listing calls out Sodick linear motor drive, that is a detail worth weighing.

Mitsubishi's Reputation for Uptime

Mitsubishi Electric brings the resources of one of the world's largest industrial companies to its EDM division, and it tends to show in build quality and long-term parts support. A Mitsubishi EDM machine, whether it is a wire unit from the MV series or an older FA-series machine still earning its keep in plenty of shops, is generally known for Mitsubishi-built controls and dependable automatic wire threading. On the sinker side, the EA series has a following among die shops that value a machine able to run unattended overnight without fault alarms interrupting the job.

Common Sodick and Mitsubishi EDM Models You'll See at Auction

Auction listings for these two brands tend to cluster around a handful of well-known model families. Exact designations vary by model year and region, so always confirm the specific configuration in the listing, but these are the lines you will run into most often.

Sodick Wire and Sinker Lines

• AQ-series wire EDMs, such as the AQ327L, AQ535L, and AQ750L, common in mold and die shops for mid to large work envelopes
• ALN-series and AG-series wire EDMs built on Sodick's linear motor platform
• AD-series and AG-series sinker EDMs used for mold and die finishing work
• Older A-series and early AQ-series units still running in shops that kept up with maintenance

Mitsubishi Wire and Sinker Lines

• MV-series wire EDMs, such as the MV1200 and MV2400, common mid-size production units
• Older FA-series wire EDMs, still found in tool rooms nationwide
• EA-series sinker EDMs, such as the EA8 and EA12, used in mold and die shops
• Mitsubishi-built control and generator technology carried across both product lines

What Actually Drives Value on a Used Sodick or Mitsubishi EDM

Brand name gets a machine noticed in an auction listing, but the number that matters is not the model designation alone, it is the condition behind it. A used Sodick EDM machine and a used Mitsubishi EDM machine of similar age can sell for very different amounts depending on a handful of factors.

• Total run hours and how the machine was worked: light-duty prototype use versus three-shift production die work
• Age and support status of the control system, and whether the OEM or a qualified third party can still service it
• Condition of the power supply or generator, since a failing generator is one of the more expensive repairs on either brand
• Function of the automatic wire threader on wire EDMs, since a threader that repeatedly breaks wire stalls production
• Condition of the dielectric system: filters, deionizer resin, tank seals, and pump function
• Available documentation: recent accuracy checks, maintenance logs, or a current calibration
• Included tooling and accessories: chucks, fixtures, spare wire spools, filter stock, and manuals

One factor deserves extra weight: parts and service support for the specific control generation. Both brands have long production histories, so a late-model machine with a currently supported control is a safer buy than a bargain unit whose electronics are near end of support. A certified appraisal is the only reliable way to turn these variables into a defensible number for a specific machine.

A Buyer's Inspection Checklist Before You Bid

KD Auctions lists detailed photos and condition notes for every lot, and site inspections are available before bidding closes on most sales. Here is what to look for by machine type.

If You're Looking at a Wire EDM

• Ask whether the seller can run a test cut, or look for cut samples shown with the listing
• Inspect the diamond wire guides for wear: replacement is routine maintenance, but a heavily worn guide affects accuracy
• Check the deionizer resin and filter housings for age and mineral buildup
• Look for leaks or corrosion around the work tank, and confirm the tank seals hold water
• Review axis travel against your part envelope, and confirm the U and V axes function if you need taper cutting

If You're Looking at a Sinker EDM

• Check the electrode holder and head for repeatability, and confirm the Z axis moves smoothly through its full travel
• Inspect the dielectric oil tank, oil condition, and the fire suppression system
• Ask about the power supply's condition: burned or pitted contacts inside the generator point to deferred maintenance
• Request a burn or finish sample if one is available to confirm surface finish quality

Selling a Sodick or Mitsubishi EDM Through KD Auctions

If you are on the other side of the transaction, a well-maintained Sodick or Mitsubishi EDM machine is exactly the kind of asset that draws strong bidding. KD Auctions has generated hundreds of millions in machinery sales across hundreds of auctions since 1996, when Michael and Arlene Treger founded the company, and today reaches more than 500,000 industry contacts when a listing goes live. Every auction runs fully online, so bidders across the country compete for EDM equipment rather than being limited to a local buyer pool.

Sellers generally choose between two paths. A managed auction typically runs six to ten weeks from intake to close and works well for higher-value or specialized equipment like a well-configured wire EDM. A direct cash purchase moves faster: an offer within 24 to 72 hours, funds 3 to 7 days after acceptance, and removal within one to two weeks, which suits sellers facing a lease deadline or plant closure. Commission on a managed auction is tailored to the engagement and quoted upfront, and most sellers pay nothing out of pocket. For an accurate starting point on value, KD Auctions provides AMEA-certified, USPAP-compliant appraisals accepted by lenders, courts, and the IRS. Call 480.455.3910 to talk through which path fits your timeline.

Frequently Asked Questions

How much is a used Sodick or Mitsubishi EDM machine worth?

Value depends heavily on model, run hours, control system age, and the condition of the power supply and wire threading system, so a general price range only tells part of the story. Well-maintained, late-model wire EDMs from either brand typically draw stronger bidding than older sinker units with worn generators, but the only reliable way to know what a specific machine is worth is a certified appraisal, which KD Auctions can provide.

Should I sell my EDM machine at auction or take a cash offer?

It depends on your timeline and the machine. A managed online auction usually nets a higher return over six to ten weeks because it puts the machine in front of a wide pool of competing bidders, while a cash purchase trades some upside for speed, with an offer in 24 to 72 hours and removal in one to two weeks. Many sellers take a cash purchase on lower-value or general-purpose equipment and run their higher-value CNC and EDM assets through a managed auction.

What should I check before buying a used EDM machine at auction?

Start with the listing photos and condition notes, then look closely at run hours, the control system, the power supply, and, on wire machines, the wire threading system and dielectric filtration. If a site inspection is offered before the sale closes, use it, and factor rigging, removal, and any deferred maintenance into your bid.