Sensors Categories: All Sensors All / All Sensors Gecko Temp sensor replacement 10ft, 3/8"dia, 4-pin, Used after 5/03 34-0203D-36-K Sale Price: $29.00 Original Price: $49.99 Sale Add To Cart Added! Sundance temp sensor 800 series with Box End, with out O-Ring 6600-167 Sale Price: $42.88 Original Price: $54.99 Sale Add To Cart Added!