D2SW

D2SW Series: Precision Micro Switches for Industrial Automation

The D2SW series represents a family of high-precision micro switches, also known as snap-action switches or limit switches in miniature form. These electromechanical devices are engineered for reliable and repeatable switching in confined spaces, featuring a compact housing and a sensitive actuation mechanism. Key technical parameters include a variety of actuator types (pin plunger, hinge lever, roller lever), electrical ratings typically ranging from 0.1A to 5A at 125/250V AC, and mechanical endurance exceeding 1 million operations. The D2SW series offers models with different operating forces and contact configurations (SPDT, SPST-NO, SPST-NC), ensuring precise detection of mechanical positions or limits.

These micro switches are fundamental components in industrial automation, control systems, and safety circuits. They are commonly installed inside control panels, conveyor systems, packaging machinery, and automated assembly lines. Their primary function is to detect the presence, absence, or position of moving parts, such as doors, guards, or mechanical arms. They are also widely used in HVAC equipment, vending machines, and household appliances where reliable position sensing is critical. The D2SW series is particularly suited for applications requiring high repeatability and long service life in dusty or humid environments, thanks to its sealed construction options.

The D2SW series includes several subcategories based on actuator type and electrical specifications. Key article codes include D2SW-01 (pin plunger, 0.1A), D2SW-02 (hinge lever, 0.1A), D2SW-03 (roller lever, 0.1A), D2SW-01L (pin plunger, 5A), D2SW-02L (hinge lever, 5A), and D2SW-03L (roller lever, 5A). The code structure typically follows the pattern D2SW-[actuator type][current rating], where the actuator type is indicated by a number (01 for pin plunger, 02 for hinge lever, 03 for roller lever) and the current rating is indicated by the suffix (no suffix for 0.1A, L for 5A). Additional variants may include different terminal types (solder, quick-connect) or sealing options.

At Electric Automation Network, we provide the complete D2SW series with real-time pricing and global express shipping. Our engineering team offers specialized technical support to help you select the correct actuator type, electrical rating, and mounting configuration for your specific application. Each product listing includes detailed technical documentation, including dimensional drawings, electrical characteristics, and operating force curves. We ensure fast delivery worldwide, minimizing downtime in your automation projects.