






















NIIMBOT Label Sticker for B31 B4 K3















Built to last.
Your printer.
Specs.
Reviews.
Frequently asked questions.
How do I load a new roll? +
Open the back cover, place the roll onto the spindle with labels feeding from the bottom, thread through the gap, and close the cover. The printer auto-calibrates on the first print.
Will the print fade over time? +
Standard thermal labels stay legible for 1β2 years indoors. For long-term outdoor or freezer use, choose our PET fadeless labels.
Can I use these outdoors? +
These labels are waterproof and oil-proof, but direct sunlight will eventually fade thermal print. For outdoor use, our PET labels are recommended.
How fast is delivery? +
Shipped from our Singapore warehouse within 24 hours. Most addresses receive in 1β3 working days. Free shipping on orders over $40.
What if it doesn't fit my printer? +
Contact us within 7 days of delivery and we'll arrange a free exchange. The compatibility list at the top of this page is the easiest way to confirm fit before ordering.
More about this product.

NIIMBOT B31 B4 50mm-75mm Thermal Label Sticker Waterproof Refill Roll Price Tag Business Retail
πΈπ¬ NIIMBOT Singapore Official Store
Singapore Authorised Supplier | Ready Stock in SG Warehouse
Local Seller Warranty | 100% Authentic Guaranteed
Same Day Store Pick-up | Next Day Delivery Option
Why a thermal label sticker?
Managing inventory, retail pricing, or large product packaging can quickly become chaotic without clear identification. These wide 50mm-75mm thermal label stickers allow you to print bold, easily readable price tags, barcodes, and product details instantly, streamlining your business operations and maintaining a highly professional brand image.
Why Choose NIIMBOT?
Waterproof & Oil-proof: Features a highly durable coating that protects your labels from moisture and grease, keeping text crisp and legible in demanding environments.
Tear & Scratch Resistant: Engineered to withstand rough handling during logistics, retail display, or warehouse storage without scuffing.
Inkless Direct Thermal Tech: Prints cleanly and efficiently using heat, saving you the hassle and ongoing cost of messy ink or expensive toner.
Strong & Clean Adhesion: Sticks firmly to packaging, plastics, and cardboard, but can be peeled off cleanly without leaving stubborn, sticky residue behind.
Smart RFID Chip Integration: Automatically communicates with the NIIMBOT app to instantly load the exact label size and template for a hassle-free design experience.
Technical Specifications
Brand: NIIMBOT
Material: Premium Thermal Synthetic Paper
Label Width: 50mm - 75mm (Wide Format)
Compatible Models: B31, B4
Print Type: Direct Thermal Printing (No Ink Required)
Key Features: Waterproof, Oil-proof, Tear-resistant, BPA/BPS Free
The Compatibility Warning
Please verify your printer model before purchasing to ensure a perfect fit. This specific large-format label roll is designed exclusively for use with:
NIIMBOT B31, B4. (Note: This roll is too wide for and does NOT work with B1, B2, B21, B1 Pro, B2 Pro, or B21 Pro).
For optimal results and to protect your machine, always use official NIIMBOT paper. Our genuine label rolls feature a built-in RFID chip that ensures maximum print clarity, protects your print head from irreversible damage, and enables automatic template recognition in the NIIMBOT App for perfectly aligned printing.
Ideal Application Scenarios
Retail & Boutique: Print clear, large price tags, promotional discount labels, and product SKU barcodes for shelves and merchandise.
Warehouse & Logistics: Generate inventory tracking codes, bin labels, and carton box identifiers for efficient supply chain management.
F&B & Bakery Packaging: Create custom food delivery seals, comprehensive ingredient lists, and nutritional information labels for large food containers.
Office & Archiving: Categorise large storage boxes, IT equipment, and archive folders with bold, highly visible text.