The 28mm stepper Motor Electromagnetic Spring Brake is a compact and reliable braking solution designed specifically for 28 step stepper motors. Available in both 12V and 24V DC configurations, this brake engages automatically upon power off, providing secure clamping to hold your motor shaft firmly in place whenever power is interrupted. This makes it an ideal safety and precision component for applications where unintended shaft movement must be prevented during power loss. The brake features a 3.5mm shaft hole, ensuring a precise and snug fit with compatible 28mm Nema 11 step motors. Its electromagnetic spring mechanism delivers consistent braking force, making it well suited for use in CNC machines, robotics, automation systems, and other precision motion control applications. The design ensures broad compatibility across a range of 28 step motor configurations. Whether you are building a new system or upgrading an existing one, this stepper motor brake offers dependable performance and straightforward integration into your setup.