Description
DC-DC converter with charge function, suitable for smart Euro 5/6 alternators
E-mark certification for mobile applications
Parallel configuration for currents of over 100 A possible
Automatic on/off function prevents empty batteries
Optimal voltage stabilisation protects sensitive equipment, lighting and loads
Professional connections
Compact and easy to install
M8 connections for robust, vibration-free securing
Voltage drop compensation for optimal performance, independent of cable length
Temperature compensation extends battery lifespan
| BLA CODE | 110390 | 110392 | 110394 | 110396 |
|---|
| Description | Mac Plus DC/DC 12/12 50A | Mac Plus DC/DC 12/24 30A | Mac Plus DC/DC 24/12 50A | Mac Plus DC/DC 24/24 30A |
| Specifications Input | ||||
| Nominal input voltage | 12V | 12V | 24V | 24V |
| Input range | 10–16V DC | 10–16V DC | 19–30V DC | 19–20V DC |
| Specifications Output | ||||
| Nominal output voltage | 12V DC* | 24V DC* | 12V DC* | 24V DC* |
| Output voltage | 10–15V DC | 20–30V DC | 10–15V DC | 20–30V DC |
| Output voltage dimmer* | N/A | N/A | N/A | N/A |
| Output voltage stabilised | 2% at extremes of temperatures, load and input | ✓ | ✓ | ✓ |
| Ripple | max. 1% peak peak | ✓ | ✓ | ✓ |
| Power (max./nominal) | 725 / 675 W | 725 / 675 W | 750 / 710 W | 850 / 810 W |
| Max. current | 50A | 30A | 50A | 30A |
| Parallel configuration | yes | yes | yes | yes |
| Charge current - 3-step mode | 50A | 30A | 50A | 30A |
| General Specifications | ||||
| Galvanic isolation | no | no | no | no |
| Voltage limited | yes | yes | yes | yes |
| Efficiency | >90% (at nominal input voltage, full load); 97% peak | ✓ | ✓ | ✓ |
| Protected against over load | yes | yes | yes | yes |
| Protected against over temperature | yes | yes | yes | yes |
| Dimmer function | N/A | N/A | N/A | N/A |
| Alarm contact | yes, through MasterBus | yes, through MasterBus | yes, through MasterBus | yes, through MasterBus |
| Dimensions, H x W x D mm | 255 x 165 x 66 | 255 x 165 x 66 | 255 x 165 x 66 | 255 x 165 x 66 |
| Weight kg | 2 | 2 | 2 | 2 |
| Approvals | CE, E-mark | CE, E-mark | CE, E-mark | CE, E-mark |
| Technical Specifications | ||||
| 3-Step charge option | yes (DIP switch settings) | yes (DIP switch settings) | yes (DIP switch settings) | yes (DIP switch settings) |
| DC consumption | <5 mA | <5 mA | <5 mA | <5 mA |
| Connections input/output | 3 x M8 terminal for cable diameters of 10-50 mm2, (positive input, positive output, joint negative connection) 6-pole screw connection for cable diameters of 0.75-1.5 mm2 (remote on/off, temperature sensor, voltage measurement) | ✓ | ✓ | ✓ |
| Temperature range (ambient temp.) | -25°C–80°C, >40°C derating / -13°F–176°F, >104°F derating | ✓ | ✓ | ✓ |
| Cooling | natural cooling | natural cooling | natural cooling | natural cooling |
| Protection degree | IP23 | IP23 | IP23 | IP23 |
| MasterBus compatible | yes | yes | yes | yes |
| Options | ||||
| EasyView 5 110661 | Touch screen panel for reading status and dimmer function settings. | ✓ | ✓ | ✓ |
Product Details
We usually dispatch within 2–8 days.
In a hurry? If the item’s in stock, we might be able to send it out the same day — just let us know.
Not the Right Fit? We’ve Got You.
If your boating gear isn’t quite right — in size, fit, or feel — you can return it within 30 days for a full refund or exchange. No stress, no risk.

