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Emergency Stop Unit ES21-SA14F1 | IP65 Rated | Rotary Release | Positive Action Contacts | by SICK

BRAND: SICK
SKU: 6053943
$191.90 List price: $241.20
+ −
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The Emergency Stop Unit ES21-SA14F1 is designed for industrial machinery emergency stop control, featuring IP65 rated protection and a rotary release mechanism for reliable operation. With positive action N/C contacts and clear 'EMERGENCY STOP' labeling, it ensures quick shutdown in safety systems, making it ideal for manufacturing environments.

Alternatively Known As: Emergency Stop Button, E-Stop Switch, Safety Stop Unit, Emergency Shutdown Switch

Technical Specifications
  • Positive action N/C contacts: 2
  • N/O contacts: 1
  • Actuation directions: 1
  • Release type: Rotary release
  • Labeling: 'EMERGENCY STOP'
  • B10d parameter: 2.5 x 10^5 switching cycles
  • Connection type: Cable gland, 2 x M20
  • Conductor cross section: ≤ 2.5 mm²
  • Contact connection: Screw connection
  • Protection class: II (EN 50178)
  • Switching principle: Slow action switching element
  • Usage category: AC-15/DC-13 (EN 60947-5-1)
  • Rated operating current: 3 A (250 V AC), 2 A (24 V DC)
  • Rated insulation voltage Ui: 600 V
  • Switching voltage: ≥ 5 V DC
  • Switching current: ≥ 1 mA
  • Housing material: Plastic
  • Mounting version: Surface mount
  • Enclosure rating: IP65 (IEC 60529)
  • Ambient operating temperature: –25 °C to +60 °C
  • Storage temperature: –25 °C to +85 °C
  • Dimensions (H x L x W): 70mm x 70mm x 70mm
  • Weight: 0.22 kg
Key Features
  • Positive action N/C contacts: 2
  • N/O contacts: 1
  • Obstruction protection included
  • Rotary release type
  • Labelled 'EMERGENCY STOP' for clear identification
  • Slow action switching element for reliable operation
  • Protection class II (EN 50178)
  • IP65 rated enclosure for dust and water resistance
Professional Installation Requirements
  • Installation should be performed by a qualified electrician to ensure compliance with safety standards and proper wiring.
Applications
  • Industrial machinery emergency stop control
  • Safety systems requiring quick shutdown
  • Surface mount installations in manufacturing environments
Standards & Compliance
  • AS/NZS 60950 – Safety of IT and Communication Equipment
Environmental Benefits
  • Durable plastic housing reduces need for frequent replacements
  • IP65 rating ensures long service life in harsh environments, minimizing waste
Warranty Information

Standard manufacturer warranty applies. Please refer to SICK's official warranty policy for details.

Available Now

The SICK ES21-SA14F1 Emergency Stop Unit is available for immediate purchase, ideal for industrial safety and emergency shutdown applications.

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