HY57B Emergency Stop Switch (1 Unit) 18A 125V 12A 250V - Fits 22.1mm (7/8") Mounting Hole - Replacement for KEDU HY57B Compatible with Log Splitters Woodworking Machinery & Shop Equipment

Ensure Precise Fitment & Workshop Safety with the HY57B Emergency Stop SwitchReplacing an emergency stop switch should be about safety and precision. The HY57B is a professional-grade component designed for rapid power cut-off in high-risk environments. To avoid installation issues, please verify that your equipment's mounting hole is exactly 22.1mm (7/8") in diameter, as some older models with the same part number may have different physical specifications.Technical Specifications:Model: HY57B / 115717501Mounting Hole Diameter: 22.1mm (Crucial for secure fit)Electrical Rating: 18A 125V~ / 12A 250V~Button Diameter: 37mm (Red Mushroom Head)Terminal Type: 2-Pin Tab (6.3 x 0.8mm)Application: Log Splitters, Woodworking Tools, Industrial PanelsCross-Reference & Compatibility:Replacement for: KEDU HY57B (Verify 2-pin configuration)Compatible with: Major brands of log splitters and woodworking machinery.Final Buyer Warning:【IMPORTANT: MEASURE BEFORE PURCHASE】: To ensure 100% compatibility, do not rely solely on the model number. Please measure your original switch’s mounting neck. The HY57B is designed for a 22.1mm cutout. If your mounting hole is larger, this unit will not seat properly without a custom adapter plate.

• [CRITICAL SIZE CHECK - 22.1MM HOLE]: IMPORTANT: Please measure your mounting hole before ordering. This HY57B switch requires a precise 22.1mm (approx. 7/8 inch) cutout. Ensure your panel hole is not oversized to prevent the unit from falling through
• [CERTIFIED ELECTRICAL RATING]: Engineered for heavy-duty industrial use with a standard 18A 125V / 12A 250V AC rating. Provides reliable circuit restoration and rapid power cut-off for woodworking machinery and industrial control systems
• [INDUSTRY-WIDE COMPATIBILITY]: A high-precision replacement for KEDU HY57B models. Fully compatible with various log splitters, CNC machines, table saws, and other workshop tools requiring a 2-terminal emergency stop mechanism
• [SECURE 2-TERMINAL INTERFACE]: Features a standard 2-pin tab connection (6.3x0.8mm) for stable electrical continuity. The threaded neck and locking nut ensure a vibration-resistant fit in standard industrial control panels
• [VITAL SAFETY RESTORATION]: Specifically designed to replace worn-out or unresponsive stop buttons. Restores immediate halting capability to your equipment, ensuring operator safety and preventing accidental restarts in critical scenarios