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Key Operated Pushbutton Switches

  • 400Vac, 16.5A, 50,000 operations
  • 125V, 1/2HP &11/2HP 6,000 operations
  • Double pole momentary
  • Plunger operation with key for locking
  • 100,000 mechanical operations
  • 4.8 & 6.3mm tags
  • Snap to panel and screw fixing
  • Panel cut out: 37.0x13.5
Key Operated Pushbutton Switch

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16.5(8)A 400Vac T85 (50,000 operations)

RU standardCSA

15.5A 250Vac & 125Vac (6,000 operations)
125Vac & 250Vac 1/2jp & 11/2hp (6,000 operations)
0.5A 30Vdc (6,000 operations)
UL 85°C
Approvals applied for.


RoHS compiant

RoHS Compliant


Number Function Contact Notes
Standard      
4101 OFF-ON Single Pole Momentary
4151 OFF-ON Double Pole Momentary

Terminal Options  
Code Size
C 6.3x0.8mm
H 4.8x0.8mm
Panel and Bezel Dimensions (mm)
Panel Cut Out Bezel
37.0x13.5 39.9x17.0
Body Options
Code Profile
A snap fit with key lock
B panel fit with key lock
C snap fit without key lock
D panel fit without key lock

Further Options

Options include: Locking key M1395, connector M1396

Product Code

Product Code: Terminal Option + Switch Function + Bodyl Option + Further Options e.g. C4151 + further options. See datasheet for further information.

4101, 4151

Datasheet
Download Datasheet for full range of options and specs.

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4101/4151 Datasheet 80kb PDF

Complete Range
Download details of the complete range

Download PDF
Specification Datasheet 628Kb PDF

General Spec
Download Datasheet General Specs of materials etc

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Specification Datasheet 36Kb PDF

Sample Request
To request samples of these switches please complete the sample request form.

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Sample request