National Wheel-O-Vator Pushbutton STOP Switch

This modular red STOP pushbutton is a heavy‑duty, 22.5 mm stop switch commonly used as the pendant‑style emergency button in wheelchair platform lifts and similar applications.

This 22.5 mm red “STOP” pushbutton from Eaton’s M22 line is designed for reliable emergency or stop‑control in platform lifts, machine enclosures, and other control systems.
The metal bezel and modular construction give a robust, industrial‑grade quality appropriate for harsh environments and frequent use.
It features a spring‑return (extended momentary) operating mode, making it ideal as a pendant‑style push‑button in lift controls.
With 1 NO + 1 NC contacts, it supports standard control wiring configurations. The button’s red color and “STOP” inscription align with common safety‑control conventions, making it familiar to lift users and maintenance personnel.
Its compact, round form factor mirrors pendant‑style controls often found on lifts, making it suitable for retrofit or replacement in older lift models, as well as new lift builds or control panels.

Specifications

• Operator type: Modular pushbutton
• Button diameter: 22.5 mm
• Bezel / housing: Metal
• Operating mode: Extended momentary (spring‑return)
• Contact configuration: 1 NO + 1 NC
• Environmental / enclosure rating: NEMA 4X / 13, IP67, IP69K (IP66 key‑release)
• Inscription: “STOP” (pre‑engraved)
• Color: Red
• Weight: ~0.5 lb
• Size (depth/width/height approximate): 1″ × 1″ × 1″

This pushbutton is a dependable, proven solution for lift stop‑control and other safety‑critical panel functions. It meets rugged industrial and environmental standards, ensuring dependable performance in demanding conditions. For safe and proper operation, installation should be completed by qualified personnel familiar with lift wiring and control‑system requirements.