In our field Quality is a fundamental pre-requisite. In addition to this our production and quality control facility has also been inspected and vetted by some of our major customers. Our Lug thermistors have just been through the rigorous test cycles of UL (Underwriters Laboratories USA) and we receive UL certification (File E478750) for these products. Other certification including ISRO/ IATF/ISO are attached here. For product handling, kindly refer to the instructions HERE. Contact us for any further details