Best for

Sensor-linked dry-contact warning

A good choice if you need
  • External signal or relay trigger
  • Adjustable sound: 120dB
  • Custom alarm audio upload
  • Audible + visual warning
How it works
  1. An external switch, relay or signal changes state
  2. The alarm receives the trigger
  3. The configured warning activates
YASONG Alarm
Dry Contact

YASONG SLA-800K 120dB Dry Contact Trigger Alarm Siren, 12 Tones, IP65, USB Upload, LED Strobe

120dB IP65 Audible + visual warning
Best for

Sensor-linked dry-contact warning

A good choice if you need
  • External signal or relay trigger
  • Adjustable sound: 120dB
  • Custom alarm audio upload
  • Audible + visual warning
How it works
  1. An external switch, relay or signal changes state
  2. The alarm receives the trigger
  3. The configured warning activates
$58.00
Voltage

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Product Size
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Before You Buy

Please confirm the correct voltage and trigger wiring before ordering. This alarm requires wiring and is designed for signal-triggered use with sensors, switches or control systems.

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Need another control method? See other alarm options →

Is this model right for you?

Check the capabilities that matter before you choose a configuration.

If you need This model
Dry-contact / signal input ✓
Adjustable volume ✓
Custom alarm audio ✓
Audible + visual warning ✓
IP65 protection ✓

Why choose this model?

The features that most directly affect how this model works and where it fits.

Discrete Signal Trigger

The SLA-800K can be triggered by a discrete signal from sensors, cameras, level gauges or PLC systems. It stays in standby after power is connected and starts warning when a signal is received.

120dB Sound Warning

The alarm provides up to 120dB sound output for industrial safety warning. It is suitable for fixed warning points where a clear audible alarm is needed.

Remote Volume and Tone Control

The included remote control can adjust the volume and tone. The product page lists a remote control range of about 0–8m.

Key Specifications

Quick technical checks before ordering.

Sound Level
120dB
Trigger Mode
Discrete signal trigger / dry contact trigger
Control Mode
Remote control for volume and tone adjustment
Alarm Mode
Audible and visual alarm
Tone
12 default sounds
Volume Adjustment
Adjustable by remote control
Protection Rating
IP65
Input Voltage
DC12V / DC24V / AC110V / AC220V

Product Overview

The YASONG SLA-800K dry contact trigger alarm siren combines a 120dB loud horn, discrete signal activation and LED strobe warning light for sensors, PLC systems, level gauges, cameras, factories, mines, ports and industrial safety warning areas.

This model works by signal-triggered operation: after power is connected, the siren stays in standby mode and starts sound and light warning when it receives a sensor or switch signal.

  • 120dB loud alarm sound for clear safety warning
  • Discrete signal trigger for sensor, PLC and switch linkage
  • 12 default sounds adjustable by remote control
  • USB sound upload for custom alarm audio
  • IP65 waterproof housing for outdoor industrial use

Please confirm the correct voltage and trigger wiring before ordering. Wiring is required, and the remote control range is about 0–8m.

Full Technical SpecificationsDetailed product data from the available product information.
Product Type
Dry Contact Trigger Alarm Siren
Input Voltage
DC12V / DC24V / AC110V / AC220V
Sound Level
120dB
Tone
12 default sounds
Volume Adjustment
Adjustable by remote control
Alarm Mode
Audible and visual alarm
Trigger Mode
Discrete signal trigger / dry contact trigger
Control Mode
Remote control for volume and tone adjustment
Work Mode
Standby after power-on; starts sound and light alarm after receiving sensor or switch signal
Light Source
LED beads
Lighting Mode
LED Strobe
Protection Rating
IP65
Material
Spray-painted steel shell
Remote Control Function
Volume and tone adjustment
Remote Control Range
0–8m
USB Interface
Built-in USB port for new sound upload
Application Scenarios
Factories, mines, ports, chemical plants, cameras, level gauges, PLC systems, sensor-linked warning areas, industrial safety systems
Customization
USB custom sound upload

Need a different alarm?

If this control method or feature set is not what you need, start with the requirement that matters most.

Need remote activation? Explore sirens designed to trigger wirelessly from a distance. Explore options → Need simpler power-on warning? Explore wired power-on sirens when advanced sound adjustment is unnecessary. Explore options →

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