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The Home Crew · Northern Johannesburg

How to choose a gate motor

Choose a motor for the gate’s mass, rolling resistance and busiest operating period. Compare complete installed systems, including backup and safety equipment.

Illustration: A sliding driveway gate standing half-open with its motor box mounted on a concrete plinth beside the entrance

By The Home Crew · Reviewed

Check the gate before choosing the motor

A motor cannot correct worn wheels, a damaged track or an unstable gate. Ask the installer to assess the gate structure, guides, end stops, travel and resistance before sizing the automation. A gate that is hard to move needs its mechanical fault addressed first.

Give the installer the gate type, dimensions, approximate mass and the number of complete opening-and-closing cycles. For a complex, record the peak-hour queue as well as daily usage.

Size the system around the gate

Size the system around the gateCONCEPT DIAGRAM · NOT TO SCALEGate condition · operating demand · compatible backup
  1. Gate mechanics

    Assess wheels, track, guides, stops and rolling resistance.

  2. Operating demand

    Record gate mass, daily cycles and peak-hour use.

  3. Backup power

    Match battery and charger to outages, movements and accessories.

  4. Safety devices

    Specify compatible protection, release arrangements and access controls.

Inspect mechanics before selecting automation. Check the exact model's specifications; a mass rating alone is not a sizing decision.

Compare four specifications

  1. Gate mass and push force: confirm the model can handle the actual gate, including its condition and site constraints.
  2. Operating duty: check both daily cycles and the permitted concentration of cycles in busy periods.
  3. Backup: size the battery and charger for outages, movements and accessories.
  4. Safety and access: include compatible safety devices, release arrangements and remote management.

For example, the older D5-Evo brochure specifies a maximum 500 kg gate and up to 150 daily cycles under its stated conditions. These are model-specific limits, not a recommendation for every gate below that mass. Current models and other brands require their own specification check.

Compare installed prices on the same basis

A motor-only retail price cannot be compared directly with a fitted system. Use the gate motor price guide for the relevant replacement scope, then obtain a separate quote for a new installation or substantial mechanical, electrical or access-control work.

  • Exact motor, battery and charger model.
  • Foundation, rack and mounting work.
  • Safety beams and other required protective devices.
  • Electrical supply work, remotes and receiver compatibility.
  • Commissioning, handover, removal of old equipment and VAT.

A like-for-like replacement may reuse sound infrastructure, while a new installation cannot. Request each exclusion in writing and avoid adding generic component prices to a package that already includes them.

From site survey to comparable quote

From site survey to comparable quoteDECISION PATH01Survey theentrance02Name theequipment03Defineinstallation04Confirm handover
  1. Survey the entrance

    Establish mechanical condition, power supply and operating demand.

  2. Name the equipment

    Specify motor, battery, charger, receiver and safety devices.

  3. Define installation

    Include rack, foundation, wiring, removal and any mechanical repairs.

  4. Confirm handover

    Agree commissioning, user instructions, warranty responsibility and total price.

A motor-only price and a commissioned installation cover different work. Compare written inclusions and exclusions before choosing.

For complexes: standardise where it makes sense

Using a consistent equipment range can simplify spares and training, but a shared main entrance may need a different duty rating from a private unit gate. Ask for an asset-by-asset recommendation and a remote access plan, including removal of lost or former residents’ remotes.

Compare support availability, warranty responsibilities and expected downtime as well as purchase price. Our Centurion D5 and ET motor pages explain the repair scope for those ranges.

Sources and further reading

Technical guidance applies to the named products and conditions. Use the instructions for your equipment or coating. Any prices in this guide are indicative planning estimates, not a quote from The Home Crew.

Gate motor assessment and installation

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Gate motor assessment and installation in northern Johannesburg.

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