{"@context":"https://schema.org","@type":"Product","@id":"http://eyeintechnologies.com/products/brother-tj-4121tn-industrial-label-printer-300dpi-usb-lan-serial#product","name":"Brother TJ-4121TN Industrial Label Printer, 300dpi, USB/LAN/Serial","description":"The Brother TJ-4121TN industrial label printer combines high-speed output with rugged durability, making it an ideal choice for mission-critical labeling in warehousing, logistics, manufacturing, and other enterprise environments. Offering a dependable direct thermal and thermal transfer print mechanism, it ensures high print quality at up to 300 dpi resolution and fast throughput of up to 420.5 inches per minute (approximately 7 inches per second). Media handling is flexible, supporting continuous, die-cut, fanfold, and black mark labels up to 4.7 inches in width.Equipped with a 3.5-inch color touchscreen, the printer offers intuitive operation and streamlined setup. Connectivity is extensive with USB 2.0, serial, LAN, and USB host interfaces for seamless integration into existing networks and workflows. It also supports a broad range of barcode symbologies including QR codes, GS1 DataMatrix, and MaxiCode, making it suitable for compliance labeling and advanced tracking needs.With support for multiple command languages (ZPL II, EPL2, DPL, and FBPL-EZD), the TJ-4121TN integrates easily with existing systems. It includes 128MB of RAM and flash memory each, plus tools like Bartender UltraLite and SDK for tailoring workflows. ENERGY STAR 3.0 certification assures energy-efficient operation. The included 2-year Premier Limited Warranty provides additional peace of mind in high-volume environments.","image":["https://cdn.shopify.com/s/files/1/0710/4390/7762/files/TJ4121TN.jpg?v=1764810886","https://cdn.shopify.com/s/files/1/0710/4390/7762/files/TJ4121TN_0dd76289-7c91-4443-8e84-2f75edf03e0c.jpg?v=1764810887","https://cdn.shopify.com/s/files/1/0710/4390/7762/files/TJ4121TN_cfe0b8bc-058a-4c73-af44-f21649a6b36d.jpg?v=1764810887"],"brand":{"@type":"Brand","name":"BROTHER"},"sku":"TJ4121TN","url":"http://eyeintechnologies.com/products/brother-tj-4121tn-industrial-label-printer-300dpi-usb-lan-serial","offers":[{"@type":"Offer","name":"Brother TJ-4121TN Industrial Label Printer, 300dpi, USB/LAN/Serial - TJ4121TN","price":1221.5,"priceCurrency":"USD","availability":"https://schema.org/OutOfStock","sku":"TJ4121TN","itemCondition":"https://schema.org/NewCondition","priceValidUntil":"2027-04-04","seller":{"@type":"Organization","name":"BROTHER"}}],"additionalProperty":[{"@type":"PropertyValue","name":"trustScore","value":0.85},{"@type":"PropertyValue","name":"category","value":"Thermal"},{"@type":"PropertyValue","name":"clientId","value":"9f4e73f3-dbea-4a5e-846c-8ce252586fe9"},{"@type":"PropertyValue","name":"barcode","value":"012502659297"}],"aiOptimized":{"vectorEmbedding":null,"semanticTags":[],"trustScore":0.85,"relationships":[],"knowledgeGraphId":"47fd631b-7eea-492e-98a6-834347450f76"}}