Audio and Visual Alarm

Audio Visual Alarms / Beacon

HIS-OHC-503 combines an audible warning with a warning light to alert workers near overhead cranes and industrial equipment. Custom MP3 messages can be uploaded through USB.

Model: HIS-OHC-503

Price on Request

The HIS-OHC-503 provides sound and light warnings in one assembly. Users can replace the alarm audio with a recorded MP3 message suitable for their equipment or site. The unit supports bottom or wall mounting, with optional infrared remote control for sound selection and volume adjustment. Power supply variants should be selected to match the installation. Specifications • Model: HIS-OHC-503 • Standard supply: 12-24V DC or 220V AC, depending on variant • Custom supply options: 48V, 110V or 220V; confirm configuration when ordering • Maximum audio output: 30W • Speaker impedance: 8Ω • Catalog-stated sound level: Up to 120 dB • Standby current: ≤50 mA at 12V DC • Playback current: ≤2A at 12V DC • Audio format: MP3 • Supported bitrate: 16–320 kbps • Audio update: USB drive • Memory support: 4–64 Mbit SPI memory • Maximum stated recording length: 2,000 seconds, depending on configuration and bitrate • Operating temperature: −20°C to +70°C • Relative humidity: 10–95% • Dimensions: Approximately 200 × 123 × 330 mm • Mounting: Bottom or wall mounting • Remote: Optional infrared remote Applications: - Overhead cranes and hoisting machinery - Engineering vehicles - Industrial equipment warning systems - Factory and security warning points Advantages: - Combines audible and visual warnings in one unit. - Supports site-specific recorded messages. - Allows audio replacement through USB. - Offers multiple power supply configurations.