Terminating resistor DIN plug (at least 2 per system needed)$52.00 For 6681 Call us for a quote Product Model: 0554 6688 Terminating resistor DIN plug (at least 2 per system needed) quantity Add to cart SKU: 0554 6688 Category: Testo Sensors Parts & Accessories Tag: Testo Sensors Parts & Accessories Description Description For 6681 Related products O2 Sensor 0-21.0 vol%0 out of 5 $93.00 Add to cart Probe extension cable 16′0 out of 5 $135.00 Add to cart 5′ probe connection cable0 out of 5 $60.00 Add to cart