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Signal towers are devices used in industrial and commercial settings to provide visual and audible signals to communicate status, warnings, and alarms. These towers typically consist of multiple lights or lamps of different colours stacked vertically in a tower-like structure. The colours of the lights in a signal tower usually correspond to specific meanings. For example, [green](https://au.rs-online.com/web/c/automation-control-gear/automation-signalling/signal-towers/?applied-dimensions=4294883488) may indicate that a machine or process is running normally, yellow may indicate a warning or caution, and red may indicate an emergency or stoppage. Some LED signal towers also include audible alarms or horns to provide an additional warning.

Signal towers or tower stack lights are used in industrial settings like manufacturing plants and warehouses to indicate machine status, signal maintenance needs, or alert workers to hazards and emergencies. They can respond automatically to changes in machine or process status or be manually controlled. Overall, signal towers are an important tool for maintaining safety and efficiency in industrial settings by providing clear and effective communication of information to workers.

## **Where Are LED Signal Towers Used?**

LED signal towers are versatile indicators widely used across various industries to communicate operational statuses and alerts efficiently. They are often stackable led lights available in various forms and colours. Here are some key applications:

- **Manufacturing plants:** Signal towers can be used to signal when a machine is operating normally, or when there is a problem or malfunction that requires attention.
- **Warehouses and distribution centres:** Signal towers can be used to indicate when a loading dock is occupied or when a shipment is ready for pickup.
- **Transportation and logistics:** Signal towers can be used to indicate the status of traffic lights, railway signals, or airport runways.
- **Food and beverage processing:** Signal towers can be used to indicate when a production line is in operation, or when there is a problem with a piece of equipment.
- **Pharmaceuticals and healthcare:** Signal towers can be used to indicate the status of medical equipment, such as a sterilisation unit or an X-ray machine.

## **What Type Of Light Effects Do Signal Towers Have?**

**Steady illumination:** This is the most basic light effect, in which the LED lights remain steadily illuminated without any flashing or other effects. [Steady light effect](https://au.rs-online.com/web/c/automation-control-gear/automation-signalling/signal-towers/?applied-dimensions=4294645265) is often used as a basic warning or indication signal.

**Flashing:** The LED lights can be set to [flash](https://au.rs-online.com/web/c/automation-control-gear/automation-signalling/signal-towers/?applied-dimensions=4294645275) at regular intervals to create a warning or alert signal. This is commonly used in emergency situations or to draw attention to potential hazards**.**

**Strobe:** Strobe lighting involves rapidly flashing the LED lights, creating a pulsing effect that can be used to create a more attention-grabbing warning signal.

**Dimming:** LED light towers can be set to dim the lights gradually, creating a more subtle warning or indication signal that doesn't draw as much attention as flashing or strobing.

**Colour changes:** LED light towers can be set to change colours to indicate different states or conditions. For example, a green light may indicate that a process is running normally, while a red light may indicate a problem.

**Custom programming:** Some LED light towers can be programmed with custom light effects, allowing for more complex and customised signalling.

## **Features and Benefits of LED Signal Towers**
- **Energy Efficiency:** LED light towers consume significantly less power than regular lighting solutions, reducing energy costs and contributing to a more sustainable operation.
- **Long Lifespan**: LEDs are known for their longevity, typically lasting up to 50,000 hours or more. This extended lifespan reduces the frequency of replacements, saving costs and minimising downtime for maintenance.
- **Bright and Uniform Illumination:** LED light towers deliver a high level of brightness and a uniform light distribution, ensuring clear visibility in various settings. This is essential in environments where safety and precision are paramount, such as construction sites and outdoor events.
- **Instant On/Off:** Unlike conventional bulbs that may require a warm-up period, LEDs light up instantaneously to full brightness. This feature is particularly beneficial for areas that require sudden illumination for safety or operational needs.
- **Durability:** LED lights are built to withstand rugged use and harsh environmental conditions, like cold temperatures. Their robust construction makes them ideal for use in demanding industrial and outdoor applications.

## **How to Order Signal Towers From RS**

[RS](https://au.rs-online.com/web/) is a premier supplier and distributor of signal towers, offering an extensive array of options suited for industrial, commercial, and specialised settings. Our comprehensive catalogue showcases high-quality signal towers from leading brands such as [RS PRO](https://au.rs-online.com/web/c/automation-control-gear/automation-signalling/signal-towers/?applied-dimensions=4291780588), [Patlite](https://au.rs-online.com/web/c/automation-control-gear/automation-signalling/signal-towers/?applied-dimensions=4294965845), [Schneider Electric](https://au.rs-online.com/web/c/automation-control-gear/automation-signalling/signal-towers/?applied-dimensions=4294965589), and [Werma](https://au.rs-online.com/web/c/automation-control-gear/automation-signalling/signal-towers/?applied-dimensions=4294965213), ensuring you find the ideal solutions to meet your signalling needs. These products are designed to enhance visibility and improve communication across facilities. 

## **Delivery Information for Australia**

Ensure timely delivery of your signal towers by placing your orders by 5 pm AEST from Monday to Friday. We offer next working day delivery for items in local stock, although delivery times may be extended in some regional areas. For a detailed overview of all our delivery options, including special services like same-day delivery and consolidated shipments, please visit our [delivery information](https://au.rs-online.com/web/content/support/all-articles/delivery) page.



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