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Emergency Stop Push Button ES21 3A IP65 Panel Mount 2NC SICK

BRAND: SICK
SKU: 6041507
$118.10 List price: $148.50
+ −
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SICK ES21 emergency stop push button featuring 3A, IP65 and grey, panel and 2NC. Ideal for machine safety and emergency shutdown in industrial plant.
Technical Specifications
  • Positive action N/C contacts: 2
  • N/O contacts: 0
  • Actuation directions: 1
  • Release type: Rotary release
  • B10d parameter: 2.5 x 10^5 switching cycles
  • Safe series connection: None, only individual wiring with diagnostics
  • Connection type: Terminal strip with screw connection
  • Conductor cross section: ≤ 2.5 mm²
  • 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: Panel mount
  • 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): 50mm x 30mm x 50mm
  • Weight: 0.1 kg
Key Features
  • 2 positive action normally closed (N/C) contacts
  • Rotary release type for safe operation
  • Obstruction protection included
  • Panel mount version with plastic housing
  • IP65 rated enclosure for dust and water protection
  • Slow action switching element for reliable switching
Professional Installation Requirements
  • Installation should be performed by a qualified electrician or technician familiar with safety switch wiring and compliance standards.
Applications
  • Industrial safety systems requiring positive action N/C contacts
  • Panel mount safety switch applications
  • Machinery safety interlocks with obstruction protection
Standards & Compliance
  • AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
  • Durable plastic housing reduces material waste
  • Long operational life reduces replacement frequency
Warranty Information

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

Available Now

The SICK ES21-SB10E1 Safety Switch is available for immediate purchase, ideal for industrial safety and machinery protection applications.

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