Yijia GQ Series Metal Emergency Stop Button

16/19/22mm Metal Emergency Stop Button | Push-Lock Turn-Reset, 1NO1NC, Copper Chrome, Waterproof Seal, Safety Switch

【Product Overview】
The Yijia GQ series metal emergency stop (E-stop) buttons are high-safety industrial switches designed for machinery, elevators, control panels, and automation equipment. Featuring a durable copper chrome-plated body, push-lock turn-reset mechanism, and reliable silver alloy contacts, these buttons provide instant emergency shutdown for operator and equipment protection.

【Key Specifications】
- Series Models: GQ16 (16mm), GQ19 (19mm), GQ22 (22mm)
- Mounting Hole Sizes: Φ16mm / Φ19mm / Φ22mm
- Contact Configurations: 1NO1NC (1 Normally Open + 1 Normally Closed), 2NO / 2NC options available
- Operation Type: Push-Lock Turn-Reset (push to lock, turn clockwise to reset)
- Housing Material: Copper Chrome Plated (corrosion-resistant, durable)
- Contact Material: Silver Alloy (AgNi), low contact resistance, long lifespan
- Sealing: New rubber O-ring for improved sealing and extended service life
- Application: Emergency stop for elevators, machine tools, conveyor systems, industrial equipment
- Certifications: CE, RoHS compliant

【Design & Features】
1. Durable Metal Construction: Copper chrome-plated body for excellent corrosion resistance and mechanical strength
2. Clear Mushroom Head Design: Large red mushroom head for instant visibility and easy operation, even with gloves
3. Reliable Push-Lock Mechanism: Secure locking in emergency state, requires intentional turn to reset to prevent accidental release
4. Versatile Sizes: 16/19/22mm mounting options to fit different panel requirements
5. Enhanced Sealing: New O-ring seal provides better dust/water resistance and longer rubber ring life
6. Silver Alloy Contacts: Ensure stable performance under emergency conditions, suitable for safety circuits

【Application Scenarios】
Ideal for elevators, CNC machines, industrial machinery, conveyor systems, automation control panels, and any equipment requiring emergency power cut-off for safety.

DATA SHEET