ABB 3HAC045121-003 IRB6700 Motor Incl Pinion – Obsolete Robotics Spare Part

Technical Dossier

Product Details And Specifications

ABB 3HAC045121-003 IRB6700 Motor Incl Pinion – Obsolete Robotics Spare Part

DriveKNMS reviews sourcing options for discontinued components through RFQ handling before quotation.

RFQ support for obsolete parts: Send the model number, required quantity and destination so DriveKNMS can confirm sourcing options before quotation.

Technical Specifications

Note: Electrical parameters (voltage, current rating, encoder resolution) are axis-position dependent within the IRB6700 family. Confirm your axis assignment before ordering. We do not publish unverified specifications.

Solving the Discontinued Hardware Crisis

The ABB IRB6700 is a workhorse in heavy-payload automotive and general manufacturing environments — rated for payloads from 150 kg to 300 kg, with reach variants deployed across body-in-white welding, press tending, and palletizing lines. Many of these installations date from 2013–2018 and represent capital investments of USD 200,000–400,000 per robot, excluding tooling and integration.

Factories that have not pre-positioned critical spare motors face a binary choice at the point of failure: pay premium prices to spot-market brokers with unverified sourcing, or commit to a robot replacement program that disrupts production for months. Neither outcome is acceptable for a plant running at capacity.

Condition & Reliability Assurance

Every 3HAC045121-003 unit processed by DriveKNMS passes a structured 5-stage inspection protocol before it is offered for sale:

• Stage 1 – Electrolytic Capacitor Assessment: Age-related capacitor degradation is the leading cause of latent failure in stored motor drive electronics. Each unit is inspected for capacitor bulge, leakage, and ESR deviation from specification.
• Stage 2 – Firmware and Encoder Version Verification: The encoder firmware version is confirmed against the IRB6700 controller compatibility matrix. Mismatched firmware versions cause axis calibration errors that are difficult to diagnose in the field.
• Stage 3 – Pin and Connector Corrosion Inspection: All electrical connectors are inspected under magnification for oxidation, fretting corrosion, and mechanical deformation. Affected contacts are cleaned or the unit is rejected.
• Stage 4 – Pinion Gear Dimensional Check: Gear tooth profile and bore dimensions are verified against OEM tolerances. Units with measurable wear beyond acceptable limits are not offered as drop-in replacements.
• Stage 5 – Functional Run-In Test (where test infrastructure permits): Units are energized and monitored for abnormal current draw, vibration signature, and thermal behavior prior to packaging.