Emergency Stop Button ES11-SA2B8 | Illuminated Pushbutton | IP65 Rated | 50,000 Switching Cycles | by SICK
The Emergency Stop Button ES11-SA2B8 is designed for industrial safety systems, featuring 2 positive action normally closed contacts and an illuminated pushbutton for easy visibility. With an IP65 rating for dust and water protection, this reliable switch ensures safe operation in automation systems, making it ideal for machinery and equipment safety control.
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Alternatively Known As: Emergency Stop Button, E-Stop Pushbutton, Illuminated Emergency Stop Switch, Safety Stop Button
Technical Specifications
- Positive action N/C contacts: 2
- N/O contacts: 0
- Switching current: 1 mA to 100 mA
- Switching capacity: ≤ 250 mW
- Switching voltage: 1 V DC to 30 V DC
- Contact material: AgNi with 5 µm gold plating
- Electrical life: 50,000 switching cycles (emergency stop pushbuttons)
- Mechanical life: 50,000 switching cycles (emergency stop pushbuttons)
- Supply voltage Vs: 30 V AC/DC
- Power consumption: 4 mA at 24 V DC
- Protection class: III (EN 50178)
- Enclosure rating: IP65 (EN 60529)
- Operating temperature: -25 °C to +70 °C
- Storage temperature: -25 °C to +80 °C
- Connection type: Plug connector, M12, 8-pin
- Coupling nut material: PBT
- Dimensions (H x L x W): 123mm x 52mm x 40mm
- Weight: 0.115 kg
Key Features
- 2 positive action normally closed (N/C) contacts
- Illuminable emergency stop pushbutton
- Single actuation direction
- Safe series connection capability with Flexi Loop including diagnostics
- Plug connector M12, 8-pin with PBT coupling nut
- Slow action switching element for reliable operation
- Contact material silver nickel with 5 µm gold plating
- Protection class III (EN 50178)
- Electrical life of 50,000 switching cycles for emergency stop pushbuttons
- Mechanical life of 50,000 switching cycles for emergency stop pushbuttons
- IP65 rated enclosure for dust and water protection
- Operating temperature range from -25 °C to +70 °C
Professional Installation Requirements
- Installation should be performed by a qualified professional to ensure compliance with safety standards and proper integration into safety circuits.
Applications
- Industrial safety systems requiring emergency stop functionality
- Machinery and equipment safety control
- Automation systems with safe series connection needs
Standards & Compliance
- AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
- Durable design reduces replacement frequency and waste
- Low power consumption illumination (4 mA at 24 V DC) minimizes energy use
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy for details.
Available Now
The SICK ES11-SA2B8 Emergency Stop Pushbutton is available for immediate purchase, ideal for industrial safety and automation applications.
