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Emergency Stop Push Button ES21 250V 3A IP54 SICK

BRAND: SICK
SKU: 6036751
$233.60 List price: $293.60
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SICK ES21 emergency stop push button featuring 250V, 3A and IP54. Ideal for machine safety and emergency shutdown in industrial plant.
Technical Specifications
  • Positive action N/C contacts: 2
  • N/O contacts: 1
  • Actuation directions: 1
  • Emergency stop pushbutton: Illuminable
  • Obstruction protection: Yes
  • Release type: Rotary release
  • B10d parameter: 2.5 x 10^5 switching cycles
  • Safe series connection: None, only individual wiring with diagnostics
  • Connection type: Cable gland, 2 x M20
  • Conductor cross section: ≤ 2.5 mm²
  • Contact: 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
  • Supply voltage Vs: 24 V DC (12 V DC ... 30 V DC)
  • Power consumption: 8 mA ... 44 mA
  • Life time: 70,000 h to 100,000 h
  • Housing material: Plastic
  • Mounting version: Surface mount
  • Enclosure rating: IP54 (IEC 60529)
  • Ambient operating temperature: –25 °C to +55 °C
  • Storage temperature: –25 °C to +85 °C
  • Dimensions (H x L x W): 70mm x 70mm x 70mm
  • Weight: 0.23 kg
Key Features
  • Positive action N/C contacts: 2
  • N/O contacts: 1
  • Illuminable emergency stop pushbutton
  • Obstruction protection
  • Rotary release type
  • Surface mount version
  • Protection class II (EN 50178)
  • Slow action switching element
Professional Installation Requirements
  • Installation should be performed by a qualified electrician to ensure compliance with electrical safety standards and proper integration into safety circuits.
Applications
  • Industrial machinery emergency stop control
  • Safety control systems requiring positive action contacts
  • Surface mount installations in manufacturing environments
Standards & Compliance
  • AS/NZS 3000 – Wiring Rules (Electrical Installation)
  • AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
  • Long lifetime of up to 100,000 hours reduces waste and replacement frequency
  • Complies with China-RoHS for restricted hazardous substances
Warranty Information

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

Available Now

The SICK ES21-SA11H1 Emergency Stop Pushbutton Switch is available for immediate purchase, ideal for industrial safety and emergency stop applications.

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