When you're setting up signaling indicators for operator controls, two questions usually decide the part: what voltage does your control circuit supply, and how many machine statuses do you need to communicate? This head-to-head compares the LED Signal Tower Stack Light with Buzzer (12V/24V) and the Industrial Signal Tower Light - 110VAC 3-Color LED Stack Flashing Warning Light.
Quick verdict
If you need a simple red buzzer signal, the LED Signal Tower Stack Light is the straightforward pick. If you need multiple light states, the Industrial Signal Tower Light is the stronger candidate.
Head-to-head comparison
| Feature | LED Signal Tower Stack Light (12V/24V) | Industrial Signal Tower Light (110VAC) |
|---|---|---|
| Listed price | USD 28.52 | USD 31.56 |
| Voltage | 12V/24V | 110VAC |
| Light colors | Red | Red, Yellow, Green |
| Buzzer alarm | Yes | Yes |
| Included components | Bulb | Mounting bracket |
Both units are listed as new and use LED light sources, so the practical differences come down to input voltage, color count, and the control options included.
Where each product wins
- LED Signal Tower Stack Light is the pick when a simple buzzer beacon is your main signaling need.
- Industrial Signal Tower Light is the pick when you need multiple light colors and remote control.
Product notes
LED Signal Tower Stack Light with Buzzer (12V/24V)

This light is listed at USD 28.52, making it the lower-priced of the two. It is designed for 12V/24V operation, so it fits control circuits that already run on low-voltage DC. The red LED works with a built-in buzzer for a visual-plus-audible alert, and the included bulb means you have the light source ready. The flanged bulb base is a practical detail if your setup expects that style, and the unfinished finish keeps the focus on function. One trade-off is that it is specified in red only, so it won't give you green or yellow states to convey different machine conditions. It is for 12V/24V circuits, so plan around that input when wiring your controls.
Industrial Signal Tower Light - 110VAC 3-Color LED Stack Flashing Warning Light

At USD 31.56, this tower gives you red, yellow, and green LEDs in one unit, plus a buzzer for audible alarms. It runs on 110VAC, which is standard in many industrial settings, and the included remote control lets you trigger signals from a distance. A mounting bracket is also included, and the specified mounting type is table mount, which works for bench or panel placement. The model number LTJA-502WJ is specified, and the unit draws 2W, so it delivers multi-color signaling without high power consumption. The trade-offs are the higher listed price and the 110VAC input, which won't directly suit low-voltage DC control panels. If your control system already works at line voltage, this is the more capable signal source.
Final choice by use case
If you just need a buzzer beacon and want the lower listed price, go with the LED Signal Tower Stack Light. If you need multiple light states, the Industrial Signal Tower Light is the one to choose.