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PartNexus™ (Pty) Ltd

PartNexus™ (Pty) LtdPartNexus™ (Pty) LtdPartNexus™ (Pty) Ltd

What We Do

Engineering‑Led Sourcing and Automation Reliability for Legacy, Obsolete and Modern Control Systems


PartNexus™ helps industrial plants maintain stable, predictable operations by combining verified component sourcing with engineering‑aligned automation support. Our work ensures that legacy, obsolete and mixed‑generation control systems remain reliable long after OEM support ends.

We support engineering, operations and procurement teams who cannot afford uncertainty, unplanned stoppages or sourcing risk.

Futuristic business interface displaying 2026 goals and data analytics.

Our Core Focus Areas

Verified Sourcing for Critical Automation Components

Industrial Network Recovery and Reliability Improvement

Verified Sourcing for Critical Automation Components

We supply verified, traceable components for PLCs, drives, HMIs and industrial networks. Every part undergoes authenticity checks, condition verification and traceability review to reduce sourcing risk and prevent counterfeit‑related failures.


We support urgent, planned and lifecycle‑driven sourcing requirements, including:

  • Legacy and obsolete PLC modules
  • Drives and motion components
  • HMI panels and operator interfaces
  • Industrial network modules and communication cards
  • Power supplies, backplanes and I/O modules


This ensures plants can maintain continuity even when OEMs discontinue the parts they rely on.

Control‑System Stabilisation and Fault Resolution

Industrial Network Recovery and Reliability Improvement

Verified Sourcing for Critical Automation Components

Unstable automation systems create unpredictable downtime. We diagnose and stabilise issues such as:

  • Intermittent PLC faults
  • I/O instability
  • Drive trips and nuisance alarms
  • Network degradation and communication loss
  • HMI failures and intermittent resets


Our engineering‑led approach restores predictable operation and reduces the risk of line‑down events.

Industrial Network Recovery and Reliability Improvement

Industrial Network Recovery and Reliability Improvement

Reliability Assessments and Lifecycle Extension Planning

Aging industrial networks are a major cause of production loss. We recover and stabilise networks affected by:

  • EMI interference
  • Cable fatigue
  • Grounding issues
  • Faulty connectors
  • Mixed‑generation device integration


We restore communication integrity and improve long‑term network reliability.

Reliability Assessments and Lifecycle Extension Planning

Reliability Assessments and Lifecycle Extension Planning

Reliability Assessments and Lifecycle Extension Planning

We help plants understand the condition of their automation assets and plan for long‑term continuity. Our assessments include:

  • Installed‑base analysis
  • Failure‑mode identification
  • Risk scoring
  • Lifecycle extension strategies
  • Replacement and migration planning


This gives engineering and operations teams a clear roadmap for maintaining system stability.

Engineering‑Aligned Procurement Support

Reliability Assessments and Lifecycle Extension Planning

Structured Modernisation Planning for Aging Systems

Procurement teams often face sourcing pressure without full engineering context. We bridge this gap by providing:

  • Verified supplier comparison
  • Authenticity and traceability checks
  • Technical compatibility validation
  • Risk‑based sourcing recommendations


This ensures procurement decisions support long‑term reliability, not just short‑term availability.

Structured Modernisation Planning for Aging Systems

Reliability Assessments and Lifecycle Extension Planning

Structured Modernisation Planning for Aging Systems

When upgrades become necessary, we help plants modernise without disrupting operations. Our approach includes:

  • Migration path development
  • Compatibility analysis
  • Mixed‑generation integration planning
  • Phased upgrade strategies


This ensures modernisation is controlled, predictable and aligned with operational constraints.

Digital Mining Operations & Extraction Management (EasyMine)

Digital Mining Operations & Extraction Management (EasyMine)

Digital Mining Operations & Extraction Management (EasyMine)

Operational Visibility & Control Solution 

EasyMine gives underground mining teams real‑time operational feedback, enabling supervisors and operators to correct deviations during the shift, not after it.

Most mines don’t have a production problem — they have a feedback‑timing problem. EasyMine closes that gap by delivering immediate visibility, structured dispatch, and instant deviation alerts directly to the face.

This transforms daily mining execution from reactive reporting to active operational control.

How Our Work Supports Industrial Teams

Engineering Teams

  • Resolve intermittent faults
  • Improve system stability
  • Extend the life of aging assets
  • Reduce nuisance trips and alarms

Operations Teams

  • Reduce downtime
  • Improve production continuity
  • Stabilise critical lines
  • Increase system predictability

Procurement Teams

  • Reduce sourcing risk
  • Verify component authenticity
  • Align sourcing with engineering requirements
  • Avoid counterfeit and sub‑spec components

Why Our Approach Works

Industrial systems fail for predictable reasons. Our methodology addresses the root causes:

  1. Diagnose — Identify the technical source of instability
  2. Stabilise — Restore predictable operation
  3. Extend — Increase system lifespan and reduce risk
  4. Modernise — Plan structured upgrades when required

This ensures every action supports long‑term operational continuity.

The Result

Plants that work with PartNexus™ experience:

  • Fewer unplanned stoppages
  • More predictable operations
  • Reduced sourcing risk
  • Longer system lifespan
  • Faster recovery from failures

Take the Next Step

Request Engineering SupportCheck Part AvailabilityRequest a Reliability Assessment

PartNexus™ (Pty) Ltd

6 Edmund Place, Bothana Street, Glen Marais, Kempton Park, Gauteng Province, South Africa

+27 83 212 9514

hermanusdebeer@partnexus.com 


PartNexus™ provides verified, traceable sourcing and engineering‑aligned support for critical industrial systems. All inquiries are confidential. We respond within 24 hours (Monday – Friday). 


Copyright © 2025 PartNexus™ (Pty) Ltd - All Rights Reserved.


Industrial Sourcing • Automation Support • Legacy Systems • Obsolete Components • Industrial Networking • Condition Monitoring • Digital Operations • Reliability Engineering • sub‑Saharan Africa 


EasyMine — Digital Mining Operations Platform


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