Vivotek HLG-80H-48 48VDC 80W Industrial Power Supply

Vivotek HLG-80H-48 48VDC 80W Industrial Power Supply

The Vivotek HLG-80H-48 is a professional-grade power supply engineered for demanding security and industrial applications. Delivering stable 48VDC output at 80W with an IP67 rating, this unit provides reliable power for IP cameras, network devices, and critical surveillance infrastructure in harsh environments ranging from -40°C to 70°C. Built for outdoor deployments and extreme conditions, it combines wide-range input compatibility with comprehensive protection mechanisms.

Key Features

• IP67 Rated Protection: Fully sealed against dust ingress and water immersion up to 1 meter, ensuring reliability in outdoor and industrial environments
• Wide Input Voltage Range: Accepts 90-305VAC input (47-63Hz), accommodating global electrical standards and fluctuating power conditions
• Stable 48VDC Output: Delivers consistent 48V at 80W (81.6W rated) with ±1.0% voltage tolerance for sensitive equipment
• Extended Temperature Operation: Functions reliably from -40°C to +70°C with temperature coefficient of ±0.03%/°C, ideal for extreme climates
• High Efficiency Design: 91% typical efficiency with power factor >0.96 at full load, reducing energy waste and heat generation
• Comprehensive Protection: Integrated overcurrent limiting, short-circuit hiccup mode, and overvoltage shutdown with automatic recovery
• Low Ripple & Noise: Maximum 200mVp-p output ripple ensures clean power for sensitive surveillance and network equipment

Technical Specifications

• Output: 48VDC, 1.7A rated current, 81.6W rated power
• Input: 90-305VAC, 47-63Hz; 127-431VDC supported
• Load/Line Regulation: ±0.5% each, with adjustable voltage range 43-53V
• Isolation Resistance: 100M Ohms (I/P-O/P, I/P-FG, O/P-FG) at 500VDC
• EMC Compliance: EN55015, EN61000-3-2/3-3, EN61347-1/2-13; EMI immunity to EN61000-4-2,3,4,5,6,8,11 with 4kV surge protection (light industry level)
• Safety Standards: UL8750, CSA C22.2 No. 250.0-08, EN61347-1/2-13 compliance
• Leakage Current: <0.75mA at 277VAC
• MTBF: 357.8K hours minimum (MIL-HDBK-217F, 25°C)
• Dimensions: 195.6 × 61.5 × 38.8mm; 0.84kg per unit

Applications

• IP camera and surveillance system power in outdoor installations
• Industrial network equipment and remote monitoring devices
• Border security, transportation, and critical infrastructure deployments
• Extreme climate environments requiring -40°C to 70°C operation
• Installations requiring reliable power with minimal voltage regulation drift

Marty Allison

The HLG-80H-48 is purpose-built for professional surveillance integrators requiring industrial-grade power reliability. Its 91% efficiency and high power factor (>0.96) minimize thermal stress in sealed enclosures, critical for -40°C outdoor operation where performance degradation is common. The ±0.5% line and load regulation specifications ensure camera equipment receives stable voltage despite AC supply fluctuations or cable voltage drops—particularly valuable in long-distance rural deployments.

IP67 certification combined with -40°C cold-start capability makes this unit exceptional for remote perimeter security where environmental sealing and extreme temperature operation are non-negotiable. EMC immunity to 4kV surge (light industry level) and hiccup-mode short-circuit protection provide adequate safeguarding for multi-unit installations on shared circuits. The specified 16ms hold-up time at full load ensures surveillance systems maintain operation during brief power interruptions, supporting uninterrupted video recording and network communication during grid disturbances.