48V/12V Bi-Directional DC-DC Converter

Experience enhanced power capabilities with advanced high-energy systems, leading to reduced costs, quicker charging times, and increased real-world power accessibility.

The Wakespeed 48v/12v Bi-Directional DC-DC Converter (WS48-12x) facilitates a straightforward installation process through its effective Bi-Directional Buck-Boost DC-DC Converter. Whether utilizing the current chassis alternator to provide additional support or substituting it with a high-energy alternative, the WS48-12x efficiently oversees power distribution, ensuring it is directed precisely where it is required.

• WS500 Advanced Alternator Regulator is required (see related products below).
• Seamless transfer of up to 3,000 watts of power from one voltage bus to the other.
• Support for 12v/48v power buses.
• Works with existing chassis alternators – no changes needed.
• Charge higher voltage batteries utilizing existing chassis electrical system.
• Suppliant system power generation using 2nd higher voltage alternator fully controlled by the WS3000.
• On demand supplemental chassis electrical system power to support surge loads without cost of additional batteries.
• J1939/RV-C based CAN support for system and BMS integration.
• Wide BMS integration support, both CAN and non-CAN based batteries.
• Compatible with additional WS500 controlled alternators installed in same system.

System Voltage
• 12v-48v & 48v-12v: Bidirectional power transfer from two power busses
• 12v Input Range: 8v to 16v (reduced capacity below 12v and above 15v)
• 48v Input Range: 24v to 60v (reduced capacity below 48v and above 60v)

Alternator Support
• Chassis Alternator: 12v
• High Energy Alternator: 48v
• Deployment Options:
 - 12v Chassis Alternator
 - 48v High Energy Alternator
 - Both 12v Chassis & 48v High Energy Alternators

Alternator Management
• Chassis Alternator: No change needed. Alternator monitored for overloading and overheating.
• High Energy Alternator: Full Management

Terminal Management
• Alternator Monitoring: Both Chassis and High Energy Alternators are monitored and managed for overheating.
• DC-DC Converts: DC-DC converter scales back to prevent overheating.

Battery Charge Profiles
• Charge Profile: Preset and configurable profiles to match battery manufactures guidance.
• Charge Phase Criteria: Flexible charging protocol integrating: System voltage, Battery Acceptance Current, Battery Temperature, Alternator Temperature, and/or Time duration.
• Extended Battery Temperature Range Support: Converter can be configured to provide safe charging of batteries outside of normal temperature ranges by dynamically limiting chare current.

Configurations
• Via Wakespeed Configuration Utility App: Full feature Application allows for simple configuration of alternator, battery, BMS and communication options.

Communications
• CAN: J1939 based CAN for system configuration, integration and monitoring.
• Protocols: J1939, RV-C, Marine
• BMS Protocols: RV-C, SMA, Victron, LUX, Others
• USB: Diagnostics/configuration. Firmware upgrade.

Firmware Updates
• Yes: Controller firmware updatable via built-in USB connector.

Compatibility
• System: Fully compatible with Wakespeed WS500 Advanced Alternator Controller
• BMS: Wide range of BMS integration supporting both CAN and non-CAN integration

Connections
• System: Multi-pin harness provides for system, optional alternator, CAN and BMS connection
• Power:
 - 12v: M10
 - 48v: M8
 - Ground: M6

Protections
• 12v: Reverse polarity, over current, short-circuit, under voltage and overvoltage protections
• 48v: Reverse polarity, short-circuit, overcurrent, under voltage and overvoltage protections

Physical & Environmental
• Dimensions: 8.93" x 9.17" x 2.44" / 226.8mm x 233mm x 62mm
• IP Rating: IP69K, IP67
• Operating Ambient Temperature: -40°C to 75°C