Order Numbers: 052 (EU, US)

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Fit 400P

Omni-ID Fit 400P is a small form factor, high performance RFID tag optimized for attachment to non-metallic assets and plastic materials. Fit 400P features a high sensitivity RF design and broad read angle enabling handheld and portal reading. Compatible with finishing processes including heat shrink, potting and injection moulding, Fit 400P is an excellent covert tag solution.


With its small form and high performance, Omni-ID Fit 400P tags are ideally suited to asset tracking applications including:

  • Plastic handles on hand tools.
  • Small Plastic tools.
  • Surface mounting on plastic components on larger high value assets.
Construction / Finish / Material / Encasement Ceramic
Size (mm) 17.6 x 7.1 x 4.1 +/-0.5
Size (in) 0.70 x 0.28 x 0.16 +/-0.02
Weight (g) 2.6
Attachment Permanent liquid adhesive (not included) or film adhesive (option)
Radiation Patterns
Radio Protocol
  • EPC Class 1 Gen2v2
Frequency Range
  • 866 – 868 MHz (EU)
  • 902 – 928 MHz (US)
Read Range – Fixed Reader
  • Up top 3m (9.84 feet)
Read Range – Handheld Reader
Material Compatibility
  • Plastic
IC Type (Chip) Impinj Monza 4QT
Memory EPC: 128 bits
User: 512 bits
Unique TID:
TSL1166 Specific Maximum tag to cone open end distance:
Minimum distance between tags whereby reader will only detect desired tag:
Recommended read power:
Recommended write power:
Operating Temperature –40°C to +75°C
Max Temperature Exposure Long term:
Short term:
IP Rating IP68
Shock & Vibration Tolerance MIL-STD-810 F