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Servo Injection Molding Machines

Used servo injection molding machines: how the saving actually arises, what to check on a used servo drive, and how we confirm the drive on video before you pay.

A servo machine drives the hydraulic pump with a servo motor that only turns when the machine needs oil. On a two-shift operation the electricity saved is usually the largest single running-cost difference between two otherwise similar used machines.

Power on demandThe pump idles instead of running flat out between movements, which is where the saving comes from.
Quieter and coolerLess continuous pumping means less noise and less heat into the oil and the shop.
Better repeatabilityClosed-loop pressure and flow hold shot weight steadier than a fixed-displacement pump.
Check it, do not assumeA badge is not evidence. We confirm the drive on video before you pay anything.

Servo machines in stock

Every machine we list has been inspected under power in our own workshop. Ask for the inspection video of any one of them.

What to get right in this category

Ask what the saving is worth to you

The payback depends on your electricity tariff and how many shifts you run. Send both and we will do the arithmetic rather than quoting a generic percentage.

Confirm the drive on video

We film the motor, the drive cabinet and the controller page that shows the servo settings. That is what turns a claim into a fact.

Check the drive and encoder

The servo drive and encoder are the parts that matter most on a used servo machine, and they are on the inspection list.

Parts availability

Haitian servo drives are widely supported. We will tell you which parts are stocked locally in your market before you buy.

Questions buyers ask

How much electricity does a servo machine actually save?

It depends on tariff, shift pattern and duty cycle, so we will not quote a single figure. Send your tariff and shift pattern and we will work it out for your case.

Is a servo machine harder to repair?

No, but the failure modes differ: the drive and encoder matter more, the pump less. Haitian servo parts are widely available in most markets.

How do I know it is really servo?

We show you. During the video inspection we film the motor, the drive cabinet and the controller settings page, and the specification goes into the contract.

Other machine types

Tell us the part, we will tell you the machine

Send the part you are moulding and the destination port. We come back with what is in stock or what we can source, a condition report and a shipping quotation.

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