MULTI STACK TOWER LIGHT
Description
The Denki Seigyo Multi-Stack Tower Light (DST Series) delivers high-visibility status indication for machinery, production lines, and process systems. Designed with modular LED segments, it allows flexible configuration of colors and functions—including steady, flashing, and audible alarm options.
With a compact, all-in-one construction, wide voltage compatibility, and vivid illumination, the DST Series provides reliable, maintenance-free signaling in harsh industrial environments.
- Product Spotlight: DST3P-RYGA-D
- More details, please check the Datasheet Link Tower Light

Key Features
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Extensive Options: Wide selection of color configurations and voltages; easily configurable using Denki Seigyo’s product selector.
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Fast Installation: Pre-wired or quick-disconnect options for direct mounting; no on-site assembly required.
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All-in-One Design: Self-contained electronics—no separate controller needed.
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Brilliant Visuals: Up to seven display colors in one tower; ten standard-brightness and five high-brightness color options.
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Flexible Signaling: Multi-color simultaneous illumination for customized alerts.
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Enhanced Clarity: Neutral gray lens eliminates false readings from ambient light.
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Power Versatility: Universal AC 100–240 V and DC 24 V models for global compatibility.
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Durability: IP65-rated housing ensures long-term operation in demanding industrial settings.
Specifications
| Item | Specification |
|---|---|
| Model Series | DST-Series (e.g. DST3P-RYGA-A/D) |
| Number of Layers | 1 – 5 color segments |
| Color Options | Red (R), Yellow (Y), Green (G), Blue (B), White (W), Amber (A), Cyan (C) |
| Light Source | High-intensity LED (steady or flashing) |
| Rated Voltage | DC 24 V ±10 % or AC 100–240 V ±10 % |
| Power Consumption | Max. 3 W per segment (steady); Max. 4 W per segment (flashing/buzzer type) |
| Illumination Mode | Steady / Flashing / Multi-color |
| Audible Alarm (Option) | 85 dB ±5 dB @ 1 m (buzzer module) |
| Viewing Angle | 360° horizontal, 120° vertical |
| Mounting Options | Direct, pole, or L-bracket mount |
| Housing Material | Body: ABS resin Lens: Polycarbonate (Gray diffused) |
| Protection Structure | IP65 (IEC 60529) |
| Operating Temperature | –25 °C to +55 °C (no condensation) |
| Vibration Resistance | 10 – 55 Hz, 1 mm double amplitude (X/Y/Z axes) |
| Shock Resistance | 500 m/s² (≈ 50 G), 3 times each axis |
| Insulation Resistance | ≥ 20 MΩ (500 VDC megger) |
| Weight | Approx. 350 – 700 g (depends on configuration) |
Model Selection Table
| Model | Voltage Type | No. of Layers | Color Order | Buzzer | Mount Type | Protection |
|---|---|---|---|---|---|---|
| DST1P-R-D | 24 V DC | 1 | Red | None | Direct | IP65 |
| DST2P-RG-D | 24 V DC | 2 | Red / Green | None | Pole | IP65 |
| DST3P-RYGA-D | 24 V DC | 3 | Red / Yellow / Green + Buzzer | Pole | IP65 | |
| DST3P-RYGA-A | 100–240 V AC | 3 | Red / Yellow / Green + Buzzer | Pole | IP65 | |
| DST4P-RYGB-A | 100–240 V AC | 4 | Red / Yellow / Green / Blue | Pole | IP65 | |
| DST5P-RYGBW-A | 100–240 V AC | 5 | Red / Yellow / Green / Blue / White | L-bracket | IP65 |
Model Code Explanation
Example: DST3P-RYGA-A/D
| Code | Meaning |
|---|---|
| DST | Denki Seigyo Multi-Stack Tower Light |
| 3 | Number of LED layers (3) |
| P | Pole mount type |
| RYG | LED color sequence (Red / Yellow / Green) |
| A | Audible alarm (buzzer) |
| –A/D | A = AC 100–240 V model D = DC 24 V model |
Dimensional Outline (Typical: DST3P-RYGA-D)
┌───────────┐
│ RED │
├───────────┤
│ YELLOW │
├───────────┤
│ GREEN │
├───────────┤
│ BUZZER │
├───────────┤
│ BASE │
└───────────┘
Diameter Φ60 mm Height ≈ 250 mm Pole 100 / 200 / 400 mm
Mount holes Ø5.5 mm × 2
Applications
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Machine status and fault indication
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Assembly line and process monitoring
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Equipment start/stop signaling
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Alarm and safety alert systems
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Warehouse, logistics, and packaging equipment
Optional Accessories
| Part No. | Description |
|---|---|
| DST-POLE02 | Stainless steel mounting pole (200 mm) |
| DST-BUZ01 | Plug-in buzzer module (85 dB) |
| DST-BRK01 | L-bracket mounting kit |
| DST-CAB05 | 5 m extension cable |
| DST-ADP24 | 24 V DC power adapter module |
Ordering Example
Model: DST3P-RYGA-D
Description: 3-layer multi-stack LED tower light, Red/Yellow/Green with buzzer, DC 24 V input, pole mount type, IP65 protection.




