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Christmas/New Year Delay Notice: Many suppliers are closed 22 Dec – 15 Jan. Some orders may experience delays.
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Rotary Release Safety Switch ES21-AT1120 | IP65 Rated | 50,000 Switching Cycles | by SICK

BRAND: SICK
SKU: 5321157
$77.90 List price: $97.90
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The Rotary Release Safety Switch ES21-AT1120 is designed for industrial safety systems, featuring obstruction protection and a reliable slow action switching element. With an IP65 rated enclosure, it ensures durability in harsh environments, making it ideal for machinery and automation systems that require individual wiring diagnostics.
Technical Specifications
  • Actuation directions: 1
  • Obstruction protection: Yes
  • Release type: Rotary release
  • Safe series connection: None, only individual wiring with diagnostics
  • Switching principle: Slow action switching element
  • Mounting diameter: 22 mm
  • Housing material: Plastic
  • Mechanical life: 50,000 switching cycles
  • Enclosure rating: IP65 (IEC 60529)
  • Ambient operating temperature: –30 °C to +70 °C
  • Storage temperature: –50 °C to +85 °C
  • Dimensions (H x L x W): 61mm x 61mm x 55mm
  • Weight: 0.1 kg
Key Features
  • Obstruction protection included
  • Rotary release type for secure actuation
  • Slow action switching element for reliable operation
  • IP65 rated enclosure for dust and water protection
  • Mechanical life of 50,000 switching cycles
Professional Installation Requirements
  • Installation should be performed by qualified personnel familiar with safety switch wiring and diagnostics to ensure compliance and safety.
Applications
  • Industrial safety systems requiring obstruction protection
  • Machinery with rotary release safety switch needs
  • Automation systems with individual wiring diagnostics
Standards & Compliance
  • AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
  • Durable design reduces replacement frequency and waste
  • IP65 rating protects against environmental ingress, extending product life
Warranty Information

Standard manufacturer warranty applies; please refer to SICK for specific terms.

Available Now

The SICK ES21-AT1120 Rotary Release Safety Switch is available for immediate purchase, ideal for industrial safety and automation applications.