This listing is for a USED QLIGHTEC ST56LF‑BZ‑3 Signal Tower. This model is a 3‑stack LED signal tower with integrated buzzer designed for industrial status indication. It operates at DC24V and provides layered visual signaling along with an audible alarm. The ST56LF series is commonly used in automation systems, machines, assembly lines, and equipment status monitoring.

This listing is for a USED QLIGHTEC ST56LF-BZ-3 Signal Tower Light.

This is a 3-layer LED signal tower light with built-in buzzer, designed for industrial status indication. It supports steady and flashing modes, operates at 24VDC, and includes red, amber, and green lenses. Ideal for machinery, automation, and safety signaling.

See photos for details.

Part No: ST56LF-BZ-3
Type: Signal Tower Light
Condition: USED
Voltage: 24V DC
Layers: 3 (Red, Amber, Green)
Buzzer: Built-in, Max 90 dB
Mounting: Pole
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This listing is for a NEW BANNER B-TL70-Q5. This base module provides the electrical interface and mounting foundation for TL70 tower light systems, supporting quick-disconnect connectivity and modular stack light configuration in industrial signaling applications.

This listing is for a NEW Siemens 8WD4 420-5AE. It provides visual signaling within modular stack light assemblies, emitting a clear illumination when energized. Operating on 24V AC/DC, it supports machine status indication and integration into industrial signaling systems.

This listing is for a NEW Siemens 8WD4 420-5AC. It provides visual signaling within modular stack light assemblies by emitting a green LED indication when energized. Operating on 24 V AC/DC, this unit supports machine status communication and integration into industrial signaling systems requiring clear condition feedback.

This listing is for a USED SIEMENS 8WD4 420-0EA Siren Element (Alternating Tone, 24 V AC/DC).

This industrial-grade siren module produces 95–105 dB alarm tones (2.3–3 kHz). It mounts via bayonet into SIRIUS 8WD4 signaling towers. Durable IP65 housing and long-life design ensure reliable environmental protection.

See photos for condition.

Part No: 8WD4 420-0EA
Type: Siren Element (Alternating Tone)
Condition: USED
Key Specs:
– 24 V AC/DC, ≤ 40 mA draw
– 95–105 dB output; 2.3–3 kHz tone
– Bayonet mount, Ø70 mm, height ~54 mm
– IP65 thermoplastic housing

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This listing is for a USED Siemens 8WD4 420‑5AC stack light signal element. It is a green signal module designed for use in Siemens modular stack light systems and operates on 24 V AC/DC power. The unit is intended for visual status indication in industrial control and automation environments.

This listing is for a NEW FEDERAL SIGNAL LSL-024A.

Litestak stack light module with amber lens for visual status indication in industrial environments. Designed for 24VDC operation with steady-burn mode.

See photos for details.

Part No: LSL-024A
Type: Stack Light Module
Condition: NEW
Voltage: 24 VDC
Current: 0.76 A
Wattage: 15 W
Light Output: 123 cd
Lens Color: Amber
Mounting: Surface or 3/4″ NPT Pipe
Enclosure: NEMA Type 1
Lamp Life: 2,500 hours

Please message us with any questions.

This listing is for a NEW FEDERAL SIGNAL LSL-024G.

Litestak stack light module with green lens for visual status indication in industrial environments. Designed for 24VDC operation with steady or flashing modes (flasher sold separately).

See photos for details.

Part No: LSL-024G
Type: Stack Light Module
Condition: NEW
Voltage: 24 VDC
Current: 0.76 A
Wattage: 15 W
Light Output: 123 cd
Lens Color: Green
Mounting: Surface or 3/4″ NPT Pipe
Enclosure: NEMA Type 1
Lamp Life: 2,500 hours

Please message us with any questions.