... CE, ROHS, ISO9001,CQC SAK series SAK-4EN connector 1>The part of insulating material uses the modified nylon PA66, with perfect ... t provide microorganism with oxygen and other biologicalelement ,therefore ,the insulating part made of terminal ,anaerobe and epiphyte. ... strong ability to withstand the most oil ,grease ,alcohol ,carbon tetrachloride,etc…… TypeSAK-4ENproduct name SAK 4EN splice terminal ...