Profibus DP Din plug and socket (1 set per module if used – no need for T-piece 0054 6687$129.00 For 6681 Call us for a quote Product Model: 0554 6683 Profibus DP Din plug and socket (1 set per module if used - no need for T-piece 0054 6687 quantity Add to cart SKU: 0554 6683 Category: Testo Sensors Parts & Accessories Tag: Testo Sensors Parts & Accessories Description Description For 6681 Related products NO2 replacement sensor (0-520 ppm 0.1 ppm resolution)0 out of 5 $835.00 Add to cart NO replacement sensor (0-3000 ppm 0.1 ppm resolution H2 compensated)0 out of 5 $868.00 Add to cart Probe extension cable 16′0 out of 5 $135.00 Add to cart