BCH Electric Limited, an ISO 9001:2000 certified company is the supplier of Heavy Duty Limit Switch. The Heavy Duty Limit Switch comes in the range of Precision and Oil Tight Limit Switches. The Heavy Duty Limit Switches are designed to help produce better and faster with least down time. These limit switches are offered as Precision Limit Switches and Oil Tight Limit Switches. Precision Limit Switches: The precision limit switches are designed for industrial applications. These are small, reliable in operation, with long life and accuracy. Of the Heavy Duty Limit Switches, the precision limit switches have choice of either single pole [1NO + 1NC] or double pole [2NO + 2NC]. The changeover contacts permit easy selection and application for many needs. The types of operators in precision limit switches include: