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Stack lights offer modular stackable components that provide illuminated and audible status indication for machines, systems and processes. Also known as signal towers, components or preassembled units are available in a variety of colors, with incandescent, LED or Xenon lighting, audible alarm choices, and flashing or permanent lighting.
Stack Lights, Stack Light Modules, and Industrial Emergency Lights
Category Selection
Stack lights from AutomationDirect are modular systems that provide illuminated and audible status indication in all directions. Modular, "no tools assembly" means installation in minutes and adjustments in seconds. Choose from stack light components in either 24V or 120V AC/DC versions including incandescent or LED stack light modules in five colors, xenon strobes, audible alarms, sirens, standard and flashing bases and extension tubes. Choose your color configuration, or order one of our preassembled stack light models for convenience.
Patlite Pre-Assembled Stack Light Units and Accessories
Available in 25mm to 100mm stack light diameter sizes. High intensity LED illumination and prism-cut lens design for enhanced visibility from any direction. Optional /replacement accessories include LED modules, mounting brackets and poles.
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MES-A and ME-A 25mm Super Slim Signal Towers
These rust-free aluminum body signal towers are designed for direct mounting. The slim design is ideal for tight spaces. -
MPS and MP 30mm Signal Towers
Superior impact and heat resistance with ABS resin main body. Designed for direct mounting; double insulation for durability and safety. Alarm buzzer is available. -
LCE 40mm Signal Towers
The LCE Series features low maintenance and energy efficiency using LED technology. Two built-in alarm models are available with selectable sound patterns. -
LS7 70mm Signal Towers
Smooth body reduces adhesion of water and dust, adaptable in many environments including high pressure and temperature wash down. Alarm buzzer available. -
LKEH 100mm Signal Towers
Large signal horn and light tower combination, ultra-bright LEDs with 100mm lens, alarm volume up to 105 dB.
Patlite Stack Light Signal Towers Overview
Patlite HSST Series Signal Tower Station
Manual signal tower station with 3 light tiers and 3 button light control unit.
- Low-cost kit for controlling LR5 signal tower manually
- Three-tier light with red, amber, and green light modules
- Includes 3-button switch box and power adapter
- Tower meets IP54 standards
WERMA 70mm and 50mm Modular Stack Light / Light Tower Systems
KombiSIGN 71 Modular IP65-rated and KombiSIGN 50 modular IP54-rated stack light systems with 70mm or 50mm diameter elements.
- Bayonet style mechanism allows elements to be mechanically and electrically connected within seconds. Elements can be safely and easily changed without tools.
- For use in standard applications (KS71) or on smaller machines (KS50)
- Stack lights are available in 5 colors and multiple light effects (permanent, blinking, rotating, flashing)
- Multiple light sources (incandescent, LED, Xenon tube) and a wide variety of mounting options are available
- Combine up to 4 or 5 elements per terminal base
- Various terminal design choices are available as well as multiple voltages
- Audible elements include alarm buzzers and sirens (KS71)
WERMA Pre-Assembled Stack Light Units
KombiSIGN 71 Pre-assembled Stacklights
- Available in common voltages of 24V AC/DC and 115VAC
- IP65
- LED Permanent Optical Elements
- 70mm diameter
- Polycarbonate lens material
- Polyamide glass fiber-reinforced terminal element with screw terminal connections
- 2 year warranty
WERMA FlatSIGN Signal Column (wall mount)
- Audible alert option with 8 selectable tones or continuous tone
- Red/Yellow/Green LEDs
- Transparent or silver housing
- 160-degree viewing angle
- Permanent or blinking (DIP switch selectable) models:
- Permanent or Blinking LED: 24 VDC/VAC or 115-230 VAC
- Permanent or Blinking LED: Audible alert (8 selectable tones,80 dB at 1 meter), 24V AC/DC
- Permanent or Blinking LED: Audible alert (continuous tone,80 dB at 1 meter), 115-230 VAC - 2 year warranty
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