Ultra-Compact, High-Performance, and Built for Specialized Applications
By RFIDSU – Your Trusted NFC Tag Manufacturer
The 3.5mm Ceramic Micro NFC Tag is one of the smallest NFC tags available on the market, crafted with durable ceramic material for enhanced signal performance and resistance to harsh environments.
Despite its tiny size, this tag delivers stable NFC functionality and can be embedded into small objects, wearables, jewelry, tools, medical devices, or other items with limited space. It’s ideal for high-value applications where miniaturization, durability, and discreet design are critical.
– Ultra-small size: only 3.5mm diameter, perfect for space-limited use
– Ceramic housing: excellent heat resistance, durability, and signal stability
– Precision-engineered for industrial and commercial use
– Securely embedded into plastic, silicone, metal-compatible holders, or molded products
– Custom encoding supported: URL, UID, serial number, or other fixed data
– Anti-metal design optional for integration near metal surfaces
| Parameter | Details |
| Frequency | 13.56 MHz |
| Protocol | ISO 14443A |
| Chip Option | NTAG213 (standard) / Custom chips |
| Memory | 144 bytes |
| Read Range | 1–3 cm (depending on reader & usage) |
| Endurance | 100,000 write cycles |
| Data Retention | Up to 10 years |
| Dimensions | Diameter: 3.5mm; Thickness: ~1.2mm |
| Material | High-grade ceramic |
| Operating Temp | -25°C to +85°C |
– NFC-enabled smart rings or bracelets
– Medical devices or wearable sensors
– Jewelry authentication / brand protection
– NFC tag embedding into custom molded tools or gadgets
– Asset identification for small parts
– OEM projects with extreme size constraints
RFIDSU specializes in advanced NFC tagging solutions. With in-house design, antenna customization, and flexible packaging capabilities, we support tailored projects—even with small quantities.
Whether you need a micro-size NFC tag for medical, retail, or industrial use, we’ll work with you from sample to volume production.