{"id":56807,"date":"2018-09-23T01:41:55","date_gmt":"2018-09-23T00:41:55","guid":{"rendered":"https:\/\/www.microplanet.ma\/?post_type=product&#038;p=56807"},"modified":"2026-10-20T11:24:12","modified_gmt":"2026-10-20T11:24:12","slug":"125khz-rfid-key-fob-em4100-tk4100","status":"publish","type":"product","link":"https:\/\/www.microplanet.ma\/en\/produit\/125khz-rfid-key-fob-em4100-tk4100\/","title":{"rendered":"125kHz RFID Key Fob \u2014 EM4100 \/ TK4100"},"content":{"rendered":"<h3>125kHz RFID Key Fob \u2014 EM4100 \/ TK4100<\/h3>\n<p>Contactless RFID key fob listed for 125kHz EM4100 and TK4100-compatible readers. The source describes it as read-only: its identifier is fixed on the fob and can be registered in a compatible system. The identifier cannot be erased or rewritten.<\/p>\n<ul>\n<li><strong>Chip type:<\/strong> EM4100 \/ TK4100, as listed<\/li>\n<li><strong>Response frequency:<\/strong> 125kHz<\/li>\n<li><strong>Dimensions:<\/strong> 43.7 \u00d7 30.5 \u00d7 5.3mm<\/li>\n<li><strong>Operating temperature:<\/strong> \u221240 to +85\u00b0C<\/li>\n<li><strong>Water resistance:<\/strong> described as waterproof in the source listing; no test rating is provided<\/li>\n<li><strong>Available colours:<\/strong> select above<\/li>\n<\/ul>\n<p>The listing names transport, parking, identification, attendance, ticketing and card payment as possible applications. Compatibility depends on the reader and access system. A fixed-ID 125kHz fob does not provide strong authentication by itself and should not be treated as a secure credential.<\/p>\n<p>Select a colour above. For a rewritable version, see the <a href=\"https:\/\/www.microplanet.ma\/en\/produit\/125khz-writable-rfid-key-fob-em4305-tk5577\/\">EM4305 \/ TK5577 125kHz fob<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>125kHz RFID Key Fob \u2014 EM4100 \/ TK4100<\/p>\n","protected":false},"featured_media":56808,"template":"","meta":[],"product_brand":[],"product_cat":[314,316],"product_tag":[],"class_list":["post-56807","product","type-product","status-publish","has-post-thumbnail","product_cat-developpement-en","product_cat-modules-capteurs-en","first","instock","taxable","shipping-taxable","purchasable","product-type-variable"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>125kHz RFID Key Fob \u2014 EM4100 \/ TK4100 | MicroPlanet<\/title>\n<meta name=\"description\" content=\"125kHz RFID Key Fob \u2014 EM4100 \/ TK4100\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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