Hanwha HV-DRB50-48-1 50W DIN Rail Power Supply

The Hanwha HV-DRB50-48-1 is a compact 50W DC DIN rail power supply engineered for IP security camera systems and networked devices. Designed for space-constrained installations, this unit delivers reliable power distribution across global voltage standards with a fanless, maintenance-free design ideal for surveillance cabinet deployments.

Key Features

• 50W DC output with 480mV line and load regulation
• Universal AC input: 85–264V, 47–63Hz with 300V AC surge withstand rating
• High efficiency: 90–91% at 230V AC input
• Fanless convection cooling for silent, reliable operation
• Compact form factor: 30 x 75 x 90 mm fits TS-35/7.5 and TS-35/15 DIN rails
• Wide operating temperature: –20°C to +70°C (–4°F to +158°F)
• Green LED indicator for DC output status confirmation

Technical Specifications

• Power Output: 50W DC with 40mV ripple and noise specification
• Input Protection: Hiccup overcurrent protection with automatic recovery; overvoltage protection 53.76–68.16V
• Hold-up Time: Exceeds 20ms at 230V AC input
• Standby Draw: Under 0.3W no-load power consumption
• Housing: Flame-retardant polycarbonate case, UL94 V-0 rated
• Operating Humidity: 5–95% RH, non-condensing
• Weight: 175g (0.39 lbs)

Applications

Ideal for Hanwha network camera installations, IP security systems, and networked surveillance devices requiring stable, regulated DC power in compact cabinet layouts. Suitable for both North American and international deployments across diverse voltage conditions.

Ted Perry

Perspective based on aggregated IP Security Depot and affiliated engineering team experience.

The HV-DRB50-48-1 addresses a critical need in distributed security deployments: reliable, space-efficient power management. Its universal 85–264V input eliminates regional power supply variants, simplifying procurement for multi-region installations. The 90–91% efficiency rating minimizes heat dissipation and operational costs, while hiccup overcurrent protection ensures graceful recovery from transient faults—critical in unattended surveillance environments.

Fanless operation and a 20ms+ hold-up time provide resilience against brief power interruptions. The tight 40mV ripple specification supports sensitive camera electronics without requiring additional filtering. For integrators managing mixed-voltage installations or space-constrained server cabinets, this unit delivers robust power conditioning in a footprint smaller than competing solutions.