Orion-Tr 24/48-8.5A (400W) Isolated DC-DC Converter

The Orion-Tr 24/48-8.5A (400W) is a high-efficiency isolated DC-DC converter designed for professional and industrial applications. It converts an input voltage of 18-35 V DC to a stable 48 V DC output, delivering up to 8.5 A continuous current (400 W). With passive cooling, an IP43-rated aluminium enclosure, and comprehensive protection features, this converter is ideal for use in vehicles, telecom systems, and off-grid power setups.

Advantages

High efficiency of 92% reduces energy loss and heat generation. Galvanic isolation ensures safety and noise reduction. Remote on/off capability allows for flexible system control. Compact and robust aluminium housing withstands harsh environments.

Suitable for

• Automotive and marine power systems
• Telecommunication equipment
• Industrial control and automation
• Off-grid renewable energy systems
• Battery charging and power distribution

Key specifications

• Input voltage: 18-35 V DC
• Output voltage: 48 V DC
• Output current: 8.5 A continuous
• Output power: 400 W continuous
• Efficiency: 92%
• No-load current: < 20 mA
• Operating temperature: -20 to +55°C
• Protection: Short circuit, overload, over temperature
• Remote on/off: Yes
• Galvanic isolation: Yes
• Mounting: Screw terminals
• Enclosure: Aluminium, IP43
• Cooling: Passive
• Input fuse: 20 A (non-resettable)
• Output ripple: < 100 mV pp
• Compliance: CE, E-mark (automotive)

Recommendations

For optimal performance, ensure adequate ventilation around the converter. Use appropriate wire gauge for input and output connections. The remote on/off feature can be used with a switch or control signal. This converter is not suitable for direct connection to AC mains without a suitable AC-DC power supply.