Notícias

26-08-31

Electromechanical Relay Selection for Industrial Control Panels

Select an electromechanical relay by coil, contacts, load type, isolation, timing, socket, environment, protection, and maintainability.
26-08-30

Industrial Buzzer Selection: Sound, Environment, and Panel Integration

Choose an industrial buzzer by voltage, sound pattern, audibility, duty cycle, panel mounting, environment, and alarm-system validation.
26-08-30

Tower Light Color Meaning: A Practical Guide for Machine Status

Understand common tower light color meanings and learn how to document red, amber, green, blue, and white signals without creating ambiguity.
26-08-29

Micro Switch vs Limit Switch: What Is the Practical Difference?

Compare a micro switch vs limit switch by construction, enclosure, actuator, mounting, environment, and machine integration before choosing.
26-08-29

A ONPOW vai expor na Middle East Energy 2026 no Dubai

ONPOW is pleased to announce that we will be exhibiting at Middle East Energy 2026, taking place from 1–3 September 2026 at Dubai World Trade Centre (DWTC), United Arab Emirates.As a professional...
26-08-29

Como Funciona um Micro Switch? Ação de Disparo, Contactos e Seleção

Aprenda como funciona um micro switch, o que significa a ação rápida (snap action), como se comportam os contactos COM, NO e NC, e o que os engenheiros devem verificar antes da seleção.
26-08-27

Which Switch Turns Off When Released? — A Guide to Momentary Push Button Switches

When you press a button to start a machine, trigger a control function, or operate equipment, you may want the device to stop immediately once you release your hand. In this situation,...
26-08-26

What Is On and Off on a Toggle Switch?

If you are buying or selecting a toggle switch, one of the first things you will want to know is simple: which position is ON, and which position is OFF?In most toggle...
26-08-19

Interruptores Certificados pela UL: Segurança e Fiabilidade para Aplicações Exigentes

In applications such as medical equipment, industrial control systems, marine equipment, and agricultural machinery, switches often need to operate reliably in complex and demanding environments. In addition to meeting basic electrical requirements,...
26-08-18

30 Amp Push Buttons: Separate the Command Device from the Power Path

A 30amp push button switch label is not a universal instruction to place a 30 A load directly through an operator. The number must be read with the selected product’s rating conditions...
26-08-18

Vandal-Resistant Push Buttons: Check the Mounting Stack and Rear Access

A vandal resistant push button is best specified as a mounted assembly, not as a stand-alone promise about security, sealing, or impact performance. Before a panel is released, confirm the selected operator’s...
26-08-17

5/8 Inch Push Button Cutouts: Confirm the Actual Mounting Interface

Check a 5/8 inch push button switch against the drawing: nominal size, cutout, thread, panel thickness, clearance and operating function before ordering.

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