Technical Parameters General Product Type: Emergency Stop Pushbutton Model / Part Number: CE4K1‑10R‑02 Series: Compact pilot devices Actuator Style: Mushroom head, red Reset Method: Key release (positive key reset) Illumination: Non‑illuminated Number of Contacts: 2 × Normally Closed (NC) Number of NO Contacts: 0 Electrical Rated Operational Voltage: Approx. 24 – 300 V (AC/DC) Rated Current: Suitable for typical control circuits up to ~10 A at 250 V AC/DC (control/safety circuits) Rated Frequency: 50 / 60 Hz compatible Contact Configuration: 2 NC for safety circuit interruption Mechanical Panel Mount Size: 22 mm cut‑out Actuator Diameter: ~40 mm mushroom head Operator Function: Maintained (latches until key reset) Terminal Connection: Screw terminals Mechanical Durability: High mechanical life suitable for frequent safety use Protection & Environment Degree of Protection (Front): Suitable for high ingress resistance (IP66 / IP67 / IP69K level with proper sealing) Protection (Terminals): IP20 Ambient Operating Temperature: Approx. −25 °C to +70 °C Storage Temperature: ~−40 °C to +85 °C Pollution Degree: Industrial environments Physical Housing Material: Durable plastic/polycarbonate Color Scheme: Red actuator with black/grey body Mounting Type: Panel mount Applications Emergency stop function in industrial control panels Machinery safety shutdown circuits Operator stations requiring positive reset Automation equipment emergency control Safety interlock systems