Leuze TFM 08 1610.210 Transponder MSRP: Now: $251.85 Was: Transponder. Working frequency: 13.56 MHz; Housing design: Disc; Dimensions: 85 mm x 13.5 mm; Inner diameter: 5.5 mm; Housing material: Plastic; Ambient temperature, operation: -25 ... 100 °C;... TFM 08 1610.210