EAO 61-6451.4257 Series 61 Switch Emergency-Stop Twist Release 1NC Illuminated

Order Code:

53-0852

Brand: EAO MPN: 61-6451.4257
Qty Was Unit Price (Ex VAT)
1+ £59.96 £52.23
10+ £55.73 £48.35
25+ £46.14 £39.53
Price per unit {{ this._page.IncVat ? 'Inc' : 'Ex' }} VAT
Out of stockBack-order availability date - 03/05/2026


The EAO Series 61 features an illuminated red emergency stop mushroom head actuator, with green indicator in yellow plastic housing, with twist to release functionality.

Comprehensive and versatile. EAO offers the modular and recognised Series 61, a versatile and modular switch range for complex industrial applications.

Whether for applications with high temperature variations or mechanically demanding environments, the versatile Series 61 is always the first choice. Due to Series 61 modular construction and full selection of functions, you will find the right solution for your industrial application.


  • Switching Action: Maintained
  • Function: Emergency Stop Switch
  • Housing Material: Plastic
  • Housing Colour: Yellow with Green Indicator
  • Illumination: LED with polarity reversal protection
  • Button Material: Plastic
  • Button Colour: Red
  • Button Diameter: Ø 27 mm
  • Mounting cut-out: Ø 16 mm
  • Front IP protection: IP65 | IP67 | IP69K
  • Weight 0.02 kg
Type Twist Release
Switch Function Maintained
Approbations Cb (en 60947), Ul Nisd (culus, Ul Eu) Listed E-file-nr.: E341760
Climate Resistance Damp Heat, Steady: 56 Days, + 40 °c/93 % Relative Humidity, According To En Iec 60068-2-78 | Dry Heat: 96 Hours, + 65 °c, As Per En Iec 60068-2-2 | Low Temperature: 96 Hours, – 25 °c (as Per En Iec 60068-2-1) ) Uv Test, 56 Days (en 60068-2-5:1999)
Conformities Ce, Ukca
Contacts Concat 2 Nc
Dimensions Concat Ø 27mm
Electrical Lifetime =20 000 Cycles Of Operation
Erp Ehq Custom Number 8536.5000
Erp Ehq Source Country Ch
Front Dimension Concat Ø 27mm
Front Form Round
Illumination Colour Concat Red
Lens Colour Red
Lens Illumination Illuminated
Lens Material Plastic
Lens Shape Mushroom-head
Mechanical Lifetime =20 000 Cycles Of Operation
Operating Concat 6 - 32 V
Operating Temperature – 25 °c … + 55 °c
Operating Voltage 1 Concat 6 - 32 V
Operating Voltage Concat 6 - 32 V Dc
Output Hsd Yes
Pollution degree 3, According To En Iec 60947-1
Release Type Twist To Unlock
Shock Resistance Max. 150 M / S², Pulse Width 11 Ms, 3-axis, (semi-sinusoidal As Per En Iec 60068-2-27)
Switching Action Concat Maintained
Terminal Concat Plug-in terminal, 2.8 X 0.5 Mm
Thermal Current Ith 0.5 A (en Iec 60947-5-1 / Max. Current In Continuous Operation At Max. + 55 Degrees C)
Vibration Resistance Max. 100 M / S² From 10 Hz ... 500 Hz, 20 Cycles, 3-axis (sinusoidal En Iec 60068-2-6)
Weight 0.01854

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