Shanghai Saipwell Electric Co., Ltd. is a manufacturer of PTC heaters, Thermostats and all kinds of waterproof boxes with well-equipped testing equipment and strong technical force. With a wide range, good quality, reasonable prices and stylish designs, our products are extensively used in terminal substitution rail installation, button box, small terminal, relay, sensor, communication and other industries.
Shanghai Saipwell Electric Co., Ltd. is a manufacturer of PTC heaters, Thermostats and all kinds of waterproof boxes with well-equipped testing equipment and strong technical force. With a wide range, good quality, reasonable prices and stylish designs, our products are extensively used in terminal substitution rail installation, button box, small terminal, relay, sensor, communication and other industries.