{"product_id":"ecotherm-4-x-2-direct-thermal-labels","title":"Ecotherm 4\" x 2\" Direct Thermal Labels — 1\" Core Rolls","description":"\u003cp\u003eEcotherm 4\" x 2\" direct thermal labels are an inventory and barcode workhorse — ideal for Amazon FBA SKU labels, warehouse barcode workflows, asset tagging, small-package shipping, return labels, retail price tags, and product identification. The elongated 4\" x 2\" format provides full-width barcode real estate with space for a descriptor line, in a compact size that doesn't waste material on smaller labeling tasks. Made from 75gsm direct thermal paper with a heat-sensitive protective coating, perforated between labels, and wound on standard 1\" cores for use with most desktop and light-industrial thermal printers.\u003c\/p\u003e\n\n\u003ch4\u003eCompatible Printers\u003c\/h4\u003e\n\n\u003cp\u003eThese 4\" x 2\" labels on 1\" cores fit virtually every desktop and light-industrial thermal printer that accepts 1\" core rolls, including:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/pages\/zebra-printer-labels\"\u003eZebra:\u003c\/a\u003e\u003c\/strong\u003e ZD220, ZD230, ZD410, ZD411, ZD420, ZD421, ZD500, ZD510, GK420d, GX420d, GT800, LP2824, LP2844, TLP2824, TLP2844, ZP450, ZP500, ZP505\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/pages\/ecotherm-labels-for-datamax-printers\"\u003eDatamax:\u003c\/a\u003e\u003c\/strong\u003e E-Class Mark III (E-4204B, E-4205A, E-4305A), W-Class desktop models\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/pages\/tsc-printer-labels\"\u003eTSC:\u003c\/a\u003e\u003c\/strong\u003e TTP-244, TTP-247, TTP-345, TDP-225, TDP-244, TDP-247, TE200, TE210, TE310\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/pages\/sato-printer-labels\"\u003eSato:\u003c\/a\u003e\u003c\/strong\u003e CG408, CG412, WS408, WS412, CT4-LX\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/pages\/godex-printer-labels\"\u003eGoDex:\u003c\/a\u003e\u003c\/strong\u003e DT4x, RT230, RT700, RT860i, EZ-1100 Plus, EZ-2200 Plus\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRollo:\u003c\/strong\u003e X1040 and other Rollo models (requires the optional external label roll holder)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOther:\u003c\/strong\u003e Any desktop thermal printer that accepts 1\" core rolls and prints labels up to 4\" wide\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eA direct replacement for part numbers \u003cstrong\u003e10026379\u003c\/strong\u003e, \u003cstrong\u003e10010031\u003c\/strong\u003e, \u003cstrong\u003e10010047\u003c\/strong\u003e, \u003cstrong\u003eRDT4-400200-1P\u003c\/strong\u003e, \u003cstrong\u003eRDT5-400200-1P\u003c\/strong\u003e, \u003cstrong\u003eRD-4-2-735-1\u003c\/strong\u003e, \u003cstrong\u003eRD-4-2-1320-1\u003c\/strong\u003e, \u003cstrong\u003eDT42-14PDT\u003c\/strong\u003e, and \u003cstrong\u003eDT42-15PDT\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch4\u003eWhy Choose 4\" x 2\" Labels?\u003c\/h4\u003e\n\n\u003cp\u003eThe 4\" x 2\" format is one of the most versatile sizes in warehouse and inventory labeling:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAmazon FBA SKU labels\u003c\/strong\u003e — a common format for FBA prep workflows, meeting Amazon's scannable barcode requirements\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFull-width barcodes\u003c\/strong\u003e — 4\" of scannable area for Code 128, GS1-128, UPC-A, QR codes, and Data Matrix at optimal density\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSKU + descriptor text\u003c\/strong\u003e — space for a barcode plus a product name, location code, or custom descriptor below\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact shipping\u003c\/strong\u003e — fits small packages, polymailers, and envelopes where 4\" x 6\" would overhang\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReturn shipping labels\u003c\/strong\u003e — standard format for pre-printed return labels, RMAs, and reverse logistics\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAsset and equipment tags\u003c\/strong\u003e — inventory tracking, IT hardware labels, tool crib, and maintenance records\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRetail price tags\u003c\/strong\u003e — product tags for retail environments, including price, SKU, and UPC barcode\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWarehouse pick and tote labels\u003c\/strong\u003e — scan-optimized labels for pick ticket and fulfillment workflows\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSmooth, bright white 75gsm direct thermal paper with heat-sensitive protective coating\u003c\/li\u003e\n  \u003cli\u003ePermanent hotmelt adhesive bonds to corrugated boxes, polymailers, hard plastic, glass, and metal\u003c\/li\u003e\n  \u003cli\u003ePerforated between labels for clean hand-tear\u003c\/li\u003e\n  \u003cli\u003e1 label across, single-row wound for consistent print registration\u003c\/li\u003e\n  \u003cli\u003eService temperature: 5°F to 149°F (-15°C to 65°C)\u003c\/li\u003e\n  \u003cli\u003eMinimum application temperature: 50°F (10°C)\u003c\/li\u003e\n  \u003cli\u003eWater, oil, plasticizer, and scratch resistant\u003c\/li\u003e\n  \u003cli\u003eNo ribbon required — lower operating cost and faster setup than thermal transfer\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eCommon Applications\u003c\/h4\u003e\n\n\u003cp\u003eAmazon FBA SKU labels, warehouse barcode and inventory labels, asset and equipment tags, IT hardware labels, retail price tags, compact e-commerce shipping, return shipping labels (RMAs and reverse logistics), warehouse pick and tote labels, carton marking, case-pack identifiers, product labels for rectangular-face items, cold-chain shipping, pharmacy and medical container labels, and general-purpose direct thermal labeling.\u003c\/p\u003e\n\n\u003ch4\u003eWhy Buy from Ecotherm\u003c\/h4\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSame-day shipping\u003c\/strong\u003e on orders placed before 2pm CST\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFree shipping\u003c\/strong\u003e on every order to the contiguous US\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFree carbon-neutral delivery\u003c\/strong\u003e through Shopify Planet\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNet 30 terms available\u003c\/strong\u003e for businesses — \u003ca href=\"\/pages\/net-30-application\"\u003elearn more\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUS-based customer support\u003c\/strong\u003e Monday–Friday 8:30am–5:00pm CST\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill these 4\" x 2\" labels fit my printer?\u003c\/strong\u003e\u003cbr\u003e\nAny desktop or light-industrial thermal printer that accepts 1\" core rolls and prints labels up to 4\" wide will run these. Zebra ZD-series, GK420, GX420, LP2844, ZP450; Datamax E-Class; TSC TTP\/TDP\/TE series; Sato CG\/WS; GoDex DT\/RT\/EZ; and Rollo (with the external roll holder) all work. If your printer isn't in the list above, \u003ca href=\"\/pages\/contact-us\"\u003econtact us\u003c\/a\u003e with your model and we'll confirm before you order.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAre these compatible with Amazon FBA requirements?\u003c\/strong\u003e\u003cbr\u003e\nYes. 4\" x 2\" is a standard FBA SKU label size. These labels meet Amazon's barcode scanning requirements when printed at 203 dpi or higher with appropriate darkness settings. The smooth topcoated surface produces high-contrast barcodes that scan reliably in FBA receiving. We recommend printing a test label and scanning it with your phone's QR\/barcode scanner app or checking with your FBA prep service before running a full batch.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill my barcodes scan reliably at this size?\u003c\/strong\u003e\u003cbr\u003e\nYes. The 4\" width provides ample space for Code 128, GS1-128, UPC-A, EAN-13, QR codes, and Data Matrix at recommended densities. The smooth topcoated surface produces high-contrast prints that scan reliably on standard handheld and fixed-mount scanners. For critical scan applications, we recommend testing a sample batch with your specific scanner and barcode symbology first.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan I use these for shipping labels?\u003c\/strong\u003e\u003cbr\u003e\nYes, for smaller packages and returns. 4\" x 2\" works well for compact shipping, polymailers, and return labels. For standard outbound UPS\/FedEx\/USPS Ground shipping on typical package sizes, 4\" x 6\" is the more common choice. 4\" x 2\" is especially popular for RMA and return labels where the return address block and barcode fit comfortably.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDo I need a ribbon?\u003c\/strong\u003e\u003cbr\u003e\nNo. These are direct thermal labels — the printer's thermal head creates the image directly on the heat-sensitive label. Ribbons are only needed for thermal transfer printers.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow long do printed labels last?\u003c\/strong\u003e\u003cbr\u003e\nDirect thermal images typically remain legible for 6–12 months under normal storage conditions. For inventory and barcode labels with short lifecycles, this is more than sufficient. For long-term archival, permanent asset tags intended to last years, or prolonged outdoor exposure, thermal transfer labels with a ribbon would be a better choice (we do not currently sell thermal transfer).\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAre they suitable for cold storage?\u003c\/strong\u003e\u003cbr\u003e\nYes for refrigerated and cold-chain applications. These labels have a service temperature range of 5°F to 149°F (-15°C to 65°C), suitable for standard refrigeration and most cold-chain shipping. For deep-freeze applications below 5°F, contact us about specialty freezer-grade labels. Apply labels at 50°F (10°C) or warmer for best adhesion before the product enters cold storage.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's the shelf life of unopened rolls?\u003c\/strong\u003e\u003cbr\u003e\nOne year when stored at 73°F (23°C) and 50% relative humidity. Heat and UV exposure shorten shelf life. Store rolls in their original packaging for best results.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDo you ship same day?\u003c\/strong\u003e\u003cbr\u003e\nYes. Orders placed before 2:00 PM CST ship the same business day. Orders placed after 2:00 PM CST ship the next business day.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan my business pay with Net 30 terms?\u003c\/strong\u003e\u003cbr\u003e\nYes. Net 30 payment terms are available to qualifying businesses, government agencies, and educational institutions. Starting credit limit is $2,500 with a $500 minimum order. \u003ca href=\"\/pages\/net-30-application\"\u003eApply here\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan I request samples before ordering?\u003c\/strong\u003e\u003cbr\u003e\nYes. Email \u003ca href=\"mailto:sales@ecothermlabels.com\"\u003esales@ecothermlabels.com\u003c\/a\u003e with your shipping address. Samples are free for legitimate business inquiries and typically ship with\u003c\/p\u003e","brand":"Ecotherm","offers":[{"title":"4 Rolls (760 Labels Per Roll - 3040 Labels)","offer_id":46074780451012,"sku":"ECOTHERM14127-4","price":69.99,"currency_code":"USD","in_stock":true},{"title":"6 Rolls (1250 Labels Per Roll - 7500 Labels)","offer_id":46074780483780,"sku":"ECOTHERM15149-6","price":107.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/6694\/2014\/files\/ecotherm-4-x-2-direct-thermal-labels-4-roll-case.jpg?v=1777048024","url":"https:\/\/ecothermlabels.com\/products\/ecotherm-4-x-2-direct-thermal-labels","provider":"EcothermLabels.com","version":"1.0","type":"link"}