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Shortlec — Sistemas Elétricos
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Electrical Switchboard Maintenance

Preventive and corrective maintenance, technical cleaning, torque checks and component replacement, with technical reports.

Beyond manufacturing, we cover the lifecycle of your electrical switchboards with preventive and corrective maintenance and ongoing technical support. That includes periodic inspections, technical cleaning, terminal-tightening and scheduled replacement of critical components, with a technical report on every intervention. Our team is available for scheduled work across mainland Portugal.

Preventive maintenance

Periodic inspection of switchboards, torque checks on connections, technical cleaning, and scheduled replacement of critical components.

Detailed technical reports with recommendations and an intervention plan to avoid unplanned downtime.

Corrective maintenance and retrofit

Fault diagnosis and repair, retrofit and modernization of existing switchboards, and replacement of obsolete gear — extending the life of the board without replacing it outright.

Support and service

Certified technical team available for scheduled interventions, with fast response across Portugal.

Nationwide coverage

From Porto, our technical team carries out scheduled work across mainland Portugal. Because we're panel builders, we know the inside of the boards we maintain — which speeds up diagnostics, retrofit and replacement of critical components, with a technical report on every visit.

See also: Low-Voltage Electrical Switchboards · Industrial Automation & Control Panels

Want to keep your switchboards reliable?

Contact us for a maintenance plan tailored to your operation.

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Frequently asked questions

Can you work outside business hours?

Yes — when the client's process can't stop. We schedule night or weekend interventions to minimize operational impact.

Do you provide technical reports after each inspection?

Yes. Every intervention includes a detailed report with recommendations and an action plan.

How often should preventive maintenance be performed on an electrical switchboard?

We recommend annual inspections in standard industrial environments. In aggressive environments (dust, humidity, temperature) or for critical switchboards, frequency rises to semi-annual or quarterly. We define the plan based on actual usage.

Can you work on a switchboard you didn't manufacture?

Yes. Maintenance, retrofit, expansion, and modernization apply to any low-voltage switchboard. An initial assessment defines the state and available documentation before the intervention.

What geographic coverage do you offer for maintenance?

We cover all of mainland Portugal. Response times vary by contract — from 24-hour intervention for clients with priority contracts to planned one-off interventions.

See the other areas where we support our clients.