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Non Illuminated Mushroom

Mushroom Head

  • IP66 / IP69K
  • Non latching spring return
  • Diameter 32mm, 40mm & 70mm heads

Product description

Spring return (non latching) mushroom heads that mount in a 22.5mm hole with protection rating IP66 / IP69K


Ideal for applications where repetitive activation is required to help avoid stress or fatigue to the operator. The 40mm heads are well matched to the base of a closed fist and the 70mm heads the flat palm of a hand.


Combine with separate clip and contact blocks to make complete pushbutton assembly.

Supplied with a matt chrome bezel as standard.

For black plastic bezel change the part number from L21xxxx to L22xxxx.

Optional text or symbol can be added please enquire for more details.

Number of variants matching filter 10/10 |

Part numbers

Parts Price Colour Type Weight
Red Mushroom ø32mm 18,8 g
Green Mushroom ø32mm 18,8 g
Black Mushroom ø32mm 18,8 g
Yellow Mushroom ø32mm 18,8 g
Red Mushroom ø40mm 25,5 g
Green Mushroom ø40mm 25,5 g
Black Mushroom ø40mm 25,5 g
Yellow Mushroom ø40mm 25,5 g
Red Mushroom ø70mm 80 g
Black Mushroom ø70mm 80 g


Mushroom Head Dia. 32mm Spring Return Red

Technical data

Approvals UL 508, CSA 22.2, BV, CB, CE
Climatic resistance - constant humid heat IEC 60068-2-3
Climatic resistance - cyclic damp heat IEC 60068-2-30
Climatic resistance - sea air IEC 60068-2-52
Colour Red
Function Spring return
Illuminated No
Impact resistance IK05
IP class IP66, IP69, IP69K
Mechanical life expectancy 5 000 000 cycles
Protection class II (double insulated)
Recommended tightening torque 3 Nm
Storage temperature max 70 °C
Storage temperature min -40 °C
Temperature operational max 70 °C
Temperature operational min -25 °C
Type Mushroom ø32mm
Weight 18,8 g
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