Dot XXS - Autoclavable Version

Dimensions/tolerance (mm)ø 4.08 x 2.58 (+/- 0.2)
Dimensions/tolerance (in)ø 0.16 x 0.10 (+/- 0.008)
Operating temperature-40°F to +185°F (-40°C to +85°C)
Application temperature-40℉ to +302℉ (-40℃ to +150℃)
Read range on metal (2W ERP)Up to 1.6 ft (0.5 m)
AttachmentGlue, embedded
IP ratingIP68
ComplianceRoHS, CE
Weight0.006 oz (0.16 g)
Autoclavable Dot XXS US: X4302-US000-H3
Autoclavable Dot XXS EU: X4302-EU000-H3

Autoclavable Dot XXS US: X4302-US040-H3
Autoclavable Dot XXS EU: X4302-EU040-H3

Xerafy’s XXS series metal tags are the world’s smallest passive UHF Class 1 Gen 2 tags. The XXS tags complement the XS series to create more opportunities for even smaller assets to be RFID-enabled. These ultra-small tags simplify the embedding process and allow source tagging solutions to be explored. The XXS series also come in the autoclavable version, specially designed for the tagging of surgcal instruments in the healthcare market. The XXS tags are available in two form factors: the Dot XXS tag which is round and measures at Ø 0.16 x 0.10 inches thick, and the Dash XXS tag at 0.26 x 0.08 x 0.08 inches thick. 


  • World's smallest RFID metal tag
  • Can be embedded in metal
  • Withstands repeated autoclave and chemical washes


  • Surgical instrument management
  • Small asset tracking
  • Source tagging