HSI's sealed switches are used in commercial jets, military aircraft, military ground equipment, space applications and industrial applications with harsh environmental conditions, such as gas turbines. HSI’s switches are recognised for their quality and robustness. ISO 9001 Certified.

Environmentally Sealed Switches
Long Life Variant - 1 Million Cycles

Hermetically Sealed Switches
To MIL-PRF-8805 Class 4 & 5 - High Temperature Operation

High Electrical Load Switches

Doorlock Switch Assemblies

Pushbutton and Roller
Plunger Actuated Switches

Leaf and Roller Lever Actuator Assemblies

Toggle Assemblies

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