High Decibel Electric Alarm 220V/380V

• Customization: Available
• Trademark: SNTOOM
• Origin: China
• Model NO.: JDL

Product Description

Technical Specifications Table:

Model	Voltage	Sound Pressure (5m)	Frequency	Material	Power Rating	Dimensions (mm)	Weight
ST-JDL400	380V AC	123dB	500/560Hz	Aluminum Alloy	400W	Φ400×320	18kg
ST-JDLD400	220V AC	122dB	500/560Hz	Aluminum Alloy	350W	Φ400×320	17kg
ST-JDL480	380V AC	125.8dB	500/560Hz	Aluminum Alloy	500W	Φ480×380	25kg
ST-JDL550	380V AC	128dB	500/560Hz	Aluminum Alloy	650W	Φ550×420	32kg

Key Features:

 Extreme Audibility

• Penetrating 122-128dB output

• Dual-frequency rotating sound pattern

• 360° omnidirectional coverage

 Industrial-Grade Construction

• Marine-grade aluminum housing

• Corrosion-resistant powder coating

• IP65 weatherproof rating

 Safety Components

• Integrated lifting ring (SWL 50kg)

• Protective rain cover

• Heavy-duty whirling disk

Installation Specifications:

1. Mounting:

   • 4× M8 mounting holes (Φ8.5 clearance)

   • 10mm steel base plate recommended

   • Vibration dampeners included

2. Electrical:

   • Terminal box (IP66 rated)

   • Cable glands (PG11)

   • Thermal overload protection

Performance Data:

Model	Coverage Area	Start-up Time	Power Consumption
ST-JDL400	15,000m²	<3s	1.2A @380V
ST-JDLD400	14,000m²	<3s	1.6A @220V
ST-JDL480	18,000m²	<2s	1.5A @380V
ST-JDL550	25,000m²	<2s	2.0A @380V

Application Fields:

Industry	Recommended Model	Special Requirements
Oil & Gas	ST-JDL550	ATEX version available
Port Operations	ST-JDL480	Salt-spray resistant
Power Plants	ST-JDL400/480	High-temperature variant
Mining	ST-JDL550	Explosion-proof option

Why Choose ST-JDL Series?
→ Unmatched Reliability - 50,000h MTBF
→ Global Certifications - CE, IECEx, ATEX
→ Low Maintenance - Sealed bearings
→ Customizable - Frequencies 400-600Hz