GEO voor Tweedehands & Marketplace Webshops: AI-Zichtbaarheid als Niche-Reseller (2026)

{
  "@context": "https://schema.org",
  "@type": "Product",
  "name": "iPhone 14 Pro 128GB — Gecertificeerd Refurbished Grade A",
  "description": "iPhone 14 Pro 128GB Spacezwart. Gecertificeerd refurbished: 72-punts inspectie doorstaan, batterijcapaciteit 91%, geen krassen of deuken, alle functies 100% operationeel. MFi-gecertificeerde lader bijgeleverd. 12 maanden garantie.",
  "brand": {
    "@type": "Brand",
    "name": "Apple"
  },
  "itemCondition": "https://schema.org/RefurbishedCondition",
  "additionalProperty": [
    {
      "@type": "PropertyValue",
      "name": "Conditieclassificatie",
      "value": "Grade A — Uitstekend"
    },
    {
      "@type": "PropertyValue",
      "name": "Batterijcapaciteit",
      "value": "91% (origineel 100%)"
    },
    {
      "@type": "PropertyValue",
      "name": "Inspectiestatus",
      "value": "72-punts gecertificeerde inspectie"
    },
    {
      "@type": "PropertyValue",
      "name": "Bouwjaar",
      "value": "2022"
    },
    {
      "@type": "PropertyValue",
      "name": "Garantie",
      "value": "12 maanden dealer garantie"
    },
    {
      "@type": "PropertyValue",
      "name": "Meegeleverd",
      "value": "MFi-gecertificeerde USB-C lader, documentatie"
    }
  ],
  "aggregateRating": {
    "@type": "AggregateRating",
    "ratingValue": "4.7",
    "reviewCount": "183"
  },
  "offers": {
    "@type": "Offer",
    "price": "549",
    "priceCurrency": "EUR",
    "availability": "https://schema.org/InStock",
    "itemCondition": "https://schema.org/RefurbishedCondition",
    "deliveryLeadTime": {
      "@type": "QuantitativeValue",
      "minValue": 1,
      "maxValue": 2,
      "unitCode": "DAY"
    },
    "hasMerchantReturnPolicy": {
      "@type": "MerchantReturnPolicy",
      "returnPolicyCategory": "https://schema.org/MerchantReturnFiniteReturnWindow",
      "merchantReturnDays": 30,
      "returnMethod": "https://schema.org/ReturnByMail",
      "returnFees": "https://schema.org/FreeReturn"
    },
    "warranty": {
      "@type": "WarrantyPromise",
      "durationOfWarranty": {
        "@type": "QuantitativeValue",
        "value": 12,
        "unitCode": "MON"
      }
    },
    "seller": {
      "@type": "Organization",
      "@id": "https://jouwwebshop.nl/#organization",
      "name": "RefurbishedPro"
    }
  }
}

{
  "@context": "https://schema.org",
  "@type": "CollectionPage",
  "name": "Vintage Racefietsen — Gecureerde Selectie (Jaren 70-90)",
  "description": "Handgeselecteerde vintage racefietsen uit de gouden tijdperken van het wielrennen: Colnago, De Rosa, Bianchi, Peugeot en meer. Elk exemplaar door onze specialist geïnspecteerd op frame-integriteit, lagers, cables en rijbaarheid.",
  "url": "https://jouwwebshop.nl/vintage-racefietsen",
  "provider": {
    "@type": "Organization",
    "@id": "https://jouwwebshop.nl/#organization"
  },
  "about": {
    "@type": "Thing",
    "name": "Vintage Racefietsen",
    "description": "Klassieke racefietsen uit de periode 1970-1995"
  },
  "mainEntity": {
    "@type": "ItemList",
    "numberOfItems": 12,
    "itemListElement": [
      {
        "@type": "ListItem",
        "position": 1,
        "item": {
          "@type": "Product",
          "name": "Colnago Super 1978 — Campagnolo Nuovo Record",
          "url": "https://jouwwebshop.nl/vintage-racefietsen/colnago-super-1978",
          "itemCondition": "https://schema.org/UsedCondition"
        }
      }
    ]
  }
}

{
  "@context": "https://schema.org",
  "@type": "FAQPage",
  "mainEntity": [
    {
      "@type": "Question",
      "name": "Wat betekent Grade A refurbished?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Grade A betekent dat het toestel visueel in uitstekende staat verkeert: geen zichtbare krassen of deuken, het scherm is volledig intact en alle functies werken 100%. Batterijcapaciteit is minimaal 85% van origineel. Elk Grade A toestel heeft onze 72-punts inspectie doorstaan."
      }
    },
    {
      "@type": "Question",
      "name": "Hoeveel garantie krijg ik op een refurbished telefoon?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Alle refurbished telefoons bij RefurbishedPro worden geleverd met 12 maanden garantie. Dit dekt alle hardware-defecten. Fysieke schade veroorzaakt door de gebruiker valt buiten de garantie. Je kunt de garantie optioneel verlengen naar 24 maanden voor €29."
      }
    },
    {
      "@type": "Question",
      "name": "Kan ik een refurbished telefoon retourneren?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Ja, je hebt 30 dagen bedenktijd — dat is twee keer zo lang als de wettelijke 14 dagen. Retourneren is gratis. Na ontvangst storten we het volledige aankoopbedrag terug binnen 5 werkdagen."
      }
    },
    {
      "@type": "Question",
      "name": "Wat is het verschil tussen refurbished en tweedehands?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Tweedehands betekent dat het product door een particulier is gebruikt en doorverkocht zonder professionele controle. Refurbished betekent dat het product professioneel is getest, eventueel gerepareerd of schoongemaakt, gecertificeerd en voorzien van garantie. Bij ons zijn alle refurbished producten doorlopen via een gecertificeerd refurbishmentproces."
      }
    }
  ]
}

{
  "@context": "https://schema.org",
  "@type": "Organization",
  "@id": "https://jouwwebshop.nl/#organization",
  "name": "RefurbishedPro",
  "url": "https://jouwwebshop.nl",
  "description": "Gecertificeerde refurbished elektronica specialist. 10 jaar ervaring, 72-punts inspectie, 12 maanden garantie op alle producten.",
  "aggregateRating": {
    "@type": "AggregateRating",
    "ratingValue": "4.8",
    "reviewCount": "2.847",
    "bestRating": "5"
  },
  "hasCredential": [
    {
      "@type": "EducationalOccupationalCredential",
      "credentialCategory": "certification",
      "name": "WEEELABEX Certificering (Gecertificeerd e-waste verwerker)"
    }
  ],
  "contactPoint": {
    "@type": "ContactPoint",
    "contactType": "customer service",
    "availableLanguage": "Dutch"
  },
  "sameAs": [
    "https://www.trustpilot.com/review/jouwwebshop.nl",
    "https://nl.linkedin.com/company/refurbishedpro"
  ]
}

add_filter('woocommerce_structured_data_product', function($markup, $product) {
    // Conditie mapping: custom field waarde → schema.org URL
    $condition_map = [
        'nieuw'         => 'https://schema.org/NewCondition',
        'grade_a'       => 'https://schema.org/RefurbishedCondition',
        'grade_b'       => 'https://schema.org/RefurbishedCondition',
        'gebruikt'      => 'https://schema.org/UsedCondition',
        'beschadigd'    => 'https://schema.org/DamagedCondition',
    ];

    $condition_key = get_post_meta($product->get_id(), '_product_condition', true);
    $condition_url = $condition_map[$condition_key] ?? 'https://schema.org/UsedCondition';
    $markup['itemCondition'] = $condition_url;

    // Conditiebeschrijving
    $condition_desc = get_post_meta($product->get_id(), '_condition_description', true);
    if ($condition_desc) {
        $markup['additionalProperty'][] = [
            '@type'  => 'PropertyValue',
            'name'   => 'Conditiebeschrijving',
            'value'  => $condition_desc,
        ];
    }

    // Garantie (in maanden)
    $warranty_months = get_post_meta($product->get_id(), '_warranty_months', true);
    if ($warranty_months) {
        $markup['offers']['warranty'] = [
            '@type'               => 'WarrantyPromise',
            'durationOfWarranty'  => [
                '@type'     => 'QuantitativeValue',
                'value'     => (int)$warranty_months,
                'unitCode'  => 'MON',
            ],
        ];
    }

    // Bouwjaar / herkomstjaar
    $year = get_post_meta($product->get_id(), '_product_year', true);
    if ($year) {
        $markup['additionalProperty'][] = [
            '@type'  => 'PropertyValue',
            'name'   => 'Bouwjaar',
            'value'  => $year,
        ];
    }

    // Retourbeleid
    $markup['offers']['hasMerchantReturnPolicy'] = [
        '@type'                  => 'MerchantReturnPolicy',
        'returnPolicyCategory'   => 'https://schema.org/MerchantReturnFiniteReturnWindow',
        'merchantReturnDays'     => 30,
        'returnMethod'           => 'https://schema.org/ReturnByMail',
        'returnFees'             => 'https://schema.org/FreeReturn',
    ];

    return $markup;
}, 10, 2);

{% assign condition_map = 'nieuw:https://schema.org/NewCondition|refurbished:https://schema.org/RefurbishedCondition|gebruikt:https://schema.org/UsedCondition|beschadigd:https://schema.org/DamagedCondition' | split: '|' %}
{% assign product_condition = product.metafields.geo.conditie | default: 'gebruikt' %}
{% assign condition_url = 'https://schema.org/UsedCondition' %}
{% for mapping in condition_map %}
  {% assign parts = mapping | split: ':' %}
  {% if parts[0] == product_condition %}
    {% assign condition_url = mapping | remove_first: parts[0] | remove_first: ':' %}
  {% endif %}
{% endfor %}

{
  "@context": "https://schema.org",
  "@type": "Product",
  "name": {{ product.title | json }},
  "description": {{ product.description | strip_html | json }},
  "itemCondition": {{ condition_url | json }},
  "additionalProperty": [
    {
      "@type": "PropertyValue",
      "name": "Conditiebeschrijving",
      "value": {{ product.metafields.geo.conditie_beschrijving | default: '' | json }}
    },
    {
      "@type": "PropertyValue",
      "name": "Bouwjaar",
      "value": {{ product.metafields.geo.bouwjaar | default: '' | json }}
    },
    {
      "@type": "PropertyValue",
      "name": "Garantie",
      "value": {{ product.metafields.geo.garantie | default: '12 maanden' | json }}
    }
  ],
  "offers": {
    "@type": "Offer",
    "price": {{ product.price | money_without_currency | json }},
    "priceCurrency": "EUR",
    "itemCondition": {{ condition_url | json }},
    "availability": {% if product.available %}"https://schema.org/InStock"{% else %}"https://schema.org/OutOfStock"{% endif %}
  }
}

{
  "@context": "https://schema.org",
  "@type": "Product",
  "name": "Vintage Levi's 501 — Origineel USA, circa 1985",
  "description": "Originele USA-gemaakte Levi's 501 uit circa 1985. Herkenbaar aan het single-stitched selvedge detail, de gevlekte rode tab en het kartonnen binnenste label. Maat W32 L32. Lichte fading op bilzakken en knieën, typisch voor 80s Levi's. Geen scheuren of gaten.",
  "brand": {
    "@type": "Brand",
    "name": "Levi's"
  },
  "itemCondition": "https://schema.org/UsedCondition",
  "additionalProperty": [
    {
      "@type": "PropertyValue",
      "name": "Era",
      "value": "Circa 1985 — Big E periode"
    },
    {
      "@type": "PropertyValue",
      "name": "Productieplaats",
      "value": "USA — Valencia St. San Francisco"
    },
    {
      "@type": "PropertyValue",
      "name": "Authenticiteitskenmerken",
      "value": "Single-stitched selvedge, originele rode tab, kartonnen binnenlabel"
    },
    {
      "@type": "PropertyValue",
      "name": "Slijtagepatroon",
      "value": "Authentieke fading bilzakken + knieën, geen kunstmatige behandeling"
    },
    {
      "@type": "PropertyValue",
      "name": "Conditie vintage schaal",
      "value": "7/10 — Gedragen maar intact, geen defecten"
    }
  ],
  "offers": {
    "@type": "Offer",
    "price": "149",
    "priceCurrency": "EUR",
    "availability": "https://schema.org/InStock",
    "itemCondition": "https://schema.org/UsedCondition"
  }
}