Orion-Tr Smart 24/48-8.5A (400W) Isolated DC-DC Charger Victron

Victron Orion-Tr Smart 24/48-8.5A Isolated DC-DC Charger – 400W The Victron Orion-Tr Smart 24/48-8.5A (ORI244840120) is a fully programmable, isolated DC-DC charger designed for efficient and safe 48V battery charging from a 24V source. Featuring Bluetooth configuration and an adaptive 3-stage charging algorithm, it provides 8.5A output at up to 400W, ensuring optimal performance with lithium or lead-acid batteries. This model is ideal for advanced power systems in vehicles, boats, and off-grid setups requiring precise voltage conversion and isolation. Technical Specifications Model Orion-Tr Smart 24/48-8.5A (ORI244840120) Input Voltage Range 16 – 35 VDC Nominal Output Voltage 48.2 VDC Adjustable Output Voltage 40 – 60 VDC Continuous Output Current @ 40°C 8.5 A Peak Output Current (10 s) 15 A Short Circuit Output Current 25 A Continuous Output Power @ 25°C 480 W Continuous Output Power @ 40°C 400 W Efficiency 89% Galvanic Isolation 200 VDC between input, output and case Bluetooth Configuration Yes (VictronConnect App) Charging Algorithm Adaptive 3-stage (Bulk, Absorption, Float) or fixed voltage Remote On/Off Yes (2-pole terminal) Standby Current < 1 mA Protection Rating IP43 (electronics), IP22 (connections) Dimensions (H × W × D) 130 × 186 × 70 mm Weight 1.6 kg Connection Type Screw terminals (max 16 mm² / AWG6) Certifications EN 60950, EN 61000, ECE R10-5 Key Features Isolated 24V to 48V DC-DC charger with 8.5A output Fully programmable via Bluetooth with VictronConnect Adaptive 3-stage or fixed-voltage charging mode Compatible with lithium and lead-acid batteries Smart alternator and remote on/off support Protection Features Short-circuit, reverse polarity, and overvoltage protection Temperature-based current derating Galvanic isolation for system safety Applications Charging 48V battery banks in vehicles and marine systems Converting 24V power to 48V for telecom or industrial loads Off-grid solar and hybrid energy systems DC distribution in commercial mobile applications