Telemecanique XALK178 Emergency Stop Push Button

Description:

The Telemecanique XALK178 is a complete emergency stop control station featuring a 40 mm red mushroom-head pushbutton with turn-to-release operation and one normally closed contact for emergency stopping of industrial machinery. Commonly installed on conveyor systems, packaging machines, machine tools, production equipment, and industrial automation systems where a reliable emergency stop function is required. Maintenance teams, OEMs, and system integrators use this control box for replacement, retrofit, and new machine safety installations requiring a complete enclosed emergency stop station.

Applications:

The Telemecanique XALK178 provides a readily accessible emergency stop function that immediately interrupts machine operation during hazardous conditions while protecting the operator and control components within a durable polycarbonate enclosure. It is widely used in manufacturing facilities, material handling systems, hoists, conveyor systems, process automation equipment, and OEM machinery requiring dependable emergency stop protection.

Technical Specifications:

• Manufacturer Part Number (MPN): XALK178
• Manufacturer: Telemecanique (Schneider Electric)
• Product Type: Emergency Stop Control Station
• Family/Series: Harmony XALK
• Compatible Equipment: Harmony XB5 Ø22 mm control and signaling units
• Operator Type: Red mushroom-head pushbutton, Ø40 mm
• Reset Method: Turn to release
• Contact Configuration: 1 NC
• Contact Operation: Slow-break
• Mounting: Surface mounting
• Terminal Type: Screw clamp terminals
• Material: Polycarbonate enclosure
• Enclosure Color: Yellow cover (RAL 1021), light grey base (RAL 7035)
• Cable Entry: 1 × 14 mm knockout, 2 × Pg13/M20 knockouts (up to 12 mm)
• Rated Insulation Voltage: 600 V
• Mechanical Durability: 300,000 operating cycles
• Protection Rating: IP66
• Weight: 0.194 kg
• Operating Temperature: -25 °C to +70 °C
• Standards: IEC 60947-5-1, UL 508, CSA C22.2 No. 14
• Function: Emergency stopping of industrial machinery
• Application: Machine safety, industrial automation, and motor control systems

Common Replacements:

• Schneider Electric XALK178
• Telemecanique XALK174
• Harmony XALK emergency stop control station