PB1S Series APT Push Button Switch

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PB1S Series APT Push Button Switch

PB1S metal series pushbuttons adopt the structure of modular combination consisting of single-chip clip-on type contact module and luminescent module, which is reliable and convenient for installation and maintenance. The materials comply with the requirements of EU RoHS standard and the protection class of heads reaches up to IP65. The contact module with self-cleaning function has the contact reliability of ppm grade. The luminescent module designed as integrated structure has complete voltage specifications with low energy consumption.

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Installation hole diameter: φ 22.5mm

Six colors – red, green, yellow, blue, white and black

Die-cast head with zinc-aluminum alloy is solid and durable

Contacts adopt high-quality silver alloy with reliable ON-OFF and long electrical service life.

Structure of modular combination

Catalog: PB1-Series-Pushbutton-Selection-Manual.pdf

Additional information

Rated insulation voltage

AC600V 50Hz

Illumination module

AC400V 50Hz; DC250V

Power frequency withstand voltage

AC1890V 50HZ.1min

Conventional thermal current


Mechanical service life

3,000,000 times for normal buttons, mushroom buttons and illuminated buttons
300,000 times for knobs, compact pushbuttons, two-position pushbuttons and self-locking buttons
50,000 times for key buttons and emergency stop buttons
3,000,000 times for switching elements

Electrical service life

500,000 times/AC-15 at 6A/230V

Ambient temperature


Storage temperature


Product certification


Protection class


Action frequency

1,200 times/hour

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