NZ Logical SRNE 30A DC-DC Bluetooth Charger – Smart Battery-to-Battery Charging
The NZ Logical SRNE 30A DC-DC Bluetooth Charger is a high-performance battery-to-battery charging solution designed for 4WDs, campervans, boats, and off-grid power systems. Built with advanced SRNE technology, this intelligent DC-DC charger ensures efficient, controlled charging of your auxiliary battery while protecting your electrical system.
With built-in Bluetooth monitoring, users can easily track charging performance and adjust settings directly from the SRNE mobile app, providing real-time insights into system voltage, charging current, and system status.
Designed for reliability in demanding environments, the charger features isolated charging architecture, remote on/off control, and multiple communication protocols, making it ideal for integration into advanced vehicle or off-grid energy systems.
Whether powering a LiFePO4 lithium battery bank in a campervan, maintaining auxiliary batteries in a touring 4WD, or supporting marine electrical systems, this unit provides stable, efficient charging with intelligent control.
Key Features
• Smart Battery-to-Battery Charging – Efficiently charges auxiliary batteries from a vehicle alternator
• Built-in Bluetooth Monitoring – View system data and adjust settings via the SRNE mobile app
• Isolated Charger Design – Protects vehicle electronics and ensures stable charging performance
• Remote On/Off Control – Integrate with ignition or control systems
• Adjustable Charging Parameters – Customise charging profiles for different battery chemistries
• Multiple Battery Compatibility – Supports lithium (LiFePO4), AGM, gel, and lead-acid batteries
• Advanced Communications – TTL, RS485, CAN (RV-C protocol) for system integration
• SRNE Master Control Unit Compatible – Seamlessly integrates with advanced SRNE power systems
• High Efficiency Conversion – Up to 90% conversion efficiency
• Passive Cooling Design – Natural heat dissipation with no moving parts for improved reliability
Technical Specifications
| Specification | Details |
|---|---|
| System Voltage | 12V |
| Rated Charging Current | 30A |
| Input Voltage Range | 10 – 16V |
| Input Start Voltage | 13.2V |
| Input Stop Voltage | 12.5V |
| Maximum Conversion Efficiency | 90% |
| Cooling Mode | Natural Heat Dissipation |
| Operating Temperature | -35°C to +45°C |
| Protection Rating | IP43 |
| Operating Altitude | <3000m |
| Communication Methods | TTL, RS485, CAN (RV-C Protocol), Bluetooth |
| Dimensions | 187 × 134 × 84 mm |
| Weight | 3 kg |
| Warranty | 5 Years |
Ideal Applications
• Campervans and motorhomes
• 4WD touring vehicles
• Marine electrical systems
• Off-grid auxiliary battery systems
• Service vehicles and mobile power setups
At Logical Products, we supply high-quality energy solutions designed for New Zealand conditions, combining advanced technology, reliability, and excellent value. The NZ Logical SRNE DC-DC Bluetooth Charger delivers intelligent charging performance to keep your auxiliary batteries ready wherever the road takes you.













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