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Yaskawa Servo Parts — Sigma Drives & Motors

Drives, motors, encoders and cables — new, tested surplus and refurbished.

Overview

Yaskawa Sigma is the reference servo platform for CNC and high-precision equipment worldwide — Sigma-7 in current production, Sigma-5 phased out and Sigma-IV legacy. TGK Parts supplies Yaskawa servo parts across the full line: drives, motors, encoders and cables.

Send the model number or a nameplate photo (e.g. SGD7S-2R8A00B, SGM7G-03AFC61). We reply within 12 hours with availability, condition grade and price.

Servo Series We Supply

Sigma-7 (current)SGD7S drives (pulse/EtherCAT/MECHATROLINK), SGM7G/SGM7J motors
Sigma-5 (phasing out)SGD5S drives, SGMJV/SGMAV motors — reduced production, sourced stock
Sigma-IV / Sigma-II (legacy)SGDS drives, SGMAH/SGMSH motors — legacy CNC and packaging lines
MotorsSGM7G (high inertia), SGM7J (middle inertia), SGMJV (low inertia), SGMAV (flat)
Encoders & accessoriesSigma encoders, power/feedback cables, batteries, CN8 connector kits

How Sourcing Works

  1. Send the model number or a nameplate photo — we confirm the exact revision
  2. Global sourcing — verified surplus dealers, decommissioned stock and integrator inventories are queried within hours
  3. Quote within 12 hours — availability, condition grade, price and lead time
  4. Test and ship — bench-tested before shipping, with photos and a 12-month warranty

Related Pages

FAQ

Is the Yaskawa Sigma-5 still produced?

Sigma-5 is being phased out in favor of Sigma-7. We source Sigma-5 drives and motors as tested surplus with a 12-month warranty.

Can you source an SGD7S Sigma-7 drive?

Yes — Sigma-7 drives are a core sourcing line. Send the full model code for a quote.

Do Sigma motors ship with encoders?

Yes — motors ship with the original encoder where available. Send the motor nameplate for confirmation.

Can you supply a full set — drive plus motor?

Yes — matched drive+motor sets are a regular request; one quote covers both.