Hello, this is ROTOMTECH, a professional distributor specializing in Factory Automation (FA) parts.
In this post, we’d like to share a recent case of bulk used FA parts purchasing that we successfully completed. If you have automation parts sitting unused in your warehouse, read on to see how easily you can turn them into cash.
A business located in Siheung, Gyeonggi-do reached out to us through our online purchase inquiry channel while clearing out equipment during a facility upgrade. Instead of arranging a pickup or shipping, they personally delivered the parts directly to ROTOMTECH — making the entire process fast and hassle-free.
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Parts Purchased This Time
| Brand | Condition | Model | Note | Qty |
|---|---|---|---|---|
| LS | Used | K7M-DRT20U | 1 | |
| Mitsubishi | Used | FX-1GM | 1 | |
| Mitsubishi | Used | A1S61PN | 1 | |
| Mitsubishi | Used | Q2AS CPU | No key | 1 |
| Mitsubishi | Used | A1SY40 | 1 | |
| Mitsubishi | Used | A1SX40 | 1 | |
| Mitsubishi | Unused | QD75MH2 | New, no box | 1 |
| Meanwell | Used | LRS-75-24 | 1 | |
| Autonics | Used | PR18-5DN | 2 | |
| Autonics | Used | BRQP100-DDT | 1 | |
| WEINTEK | Used | MT6071iP | Tested & confirmed working | 1 |
| JEAN MULLER | Used | R5184150 | 3 |
This batch covered a wide range of brands and categories, including LS PLC (K7M series), Mitsubishi PLC (FX, A, and Q series), Mitsubishi positioning module (QD75 series), Meanwell SMPS power supply, Autonics proximity sensors and rotary encoder, WEINTEK HMI, and JEAN MULLER fuse links.
Notable items such as the Mitsubishi Q2AS CPU, FX-1GM positioning module, and QD75MH2 are discontinued or hard-to-find models that still carry solid demand in the market.
Why You Should Sell Your Unused FA Parts
- Older PLCs, HMIs, and sensors left over from equipment upgrades do nothing but take up warehouse space.
- Discontinued models often retain strong market demand — selling at the right time means getting a fair price.
- Products from major brands like Mitsubishi, LS, Autonics, and WEINTEK are particularly active in the used parts market.
ROTOMTECH is a professional FA parts distributor operating both domestically and internationally. We are always open to purchasing used and unused parts across the following categories:
- PLC : Mitsubishi (MELSEC), LS Electric, Siemens, Omron, Panasonic, and more
- HMI / Touch Panels : WEINTEK, Mitsubishi GOT, Pro-face, and more
- Servo Drives / Servo Motors : Mitsubishi MELSERVO, Yaskawa, Panasonic, and more
- Inverters / Drives : Mitsubishi, LS Electric, Delta, and more
- Sensors : Autonics, Keyence, Omron, and more
- Power Supplies (SMPS) : Meanwell, Phoenix Contact, and more
- Fuses / Terminal Blocks / Other Components
No matter the quantity or condition, feel free to reach out — we’ll review your inquiry and get back to you promptly. We handle everything from single items to large bulk lots.
How to Contact Us
The quickest way to get in touch is via email. Simply send us the model name, quantity, and condition of your parts (photos welcome), and we’ll respond as soon as possible.
If you have FA parts collecting dust in your warehouse, ROTOMTECH will make you a fair offer.
ROTOMTECH – Your Trusted FA Parts Specialist


