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Mastervolt ChargeMaster Plus 12/100-3 – 12V / 100A – 3 Banks CZONE Marine Battery Charger
Delivering high-amperage dockside charging, the 7 kg Mastervolt ChargeMaster Plus 12/100-3 onboard marine battery charger provides 100A across three 12V banks on vessels running heavy DC domestic loads.
- Three outputs deliver 100A current.
- Smart charging handles LiFePO4 chemistries.
- MasterBus ready allows system integration.
- Vario-speed fan controls operating heat.
- Dry-mount chassis weighs 7 kg.
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Description
Delivering 100 amps through three combined 12V banks, theMastervolt ChargeMaster Plus 12/100-3 Marine Battery Chargeraccepts universal 80V to 275V AC input for high-capacity 12V systems and CZone integration. Listed LiFePO4, AGM, gel, and flooded profiles operate through a 3-Stage+ smart charging program with default 14.25V absorption and 13.25V float values.
MasterBus, CZone, and NMEA 2000 communication are listed for compatible marine networks. The included sensor enables temperature compensation, while 92 percent efficiency, IP23 protection, ignition protection, full DC and AC protection, and an intelligent variable-speed fan are documented.
Key Specifications of the Mastervolt ChargeMaster Plus 12/100-3 Marine Battery Charger
- Continuous 100-amp output supports listed high-capacity 12V charging applications.
- Three combined banks distribute charging across connected 12V battery systems.
- Universal 80V to 275V input supports compatible AC power sources.
- LiFePO4 and lead-acid profiles cover the listed battery chemistries.
- Default 14.25V absorption supports the listed charge profile.
- The 13.25V float value supports the listed maintenance stage.
- 92 percent efficiency reduces conversion losses during charging.
- MasterBus, CZone, and NMEA 2000 support system communication.
- The included sensor enables the listed temperature-compensation function.
- An intelligent variable-speed fan manages operating heat.
Battery and Charging Compatibility
The ChargeMaster Plus 12/100-3 supports listed LiFePO4, AGM, gel, and flooded batteries. Its three combined 12V outputs provide a multi-bank configuration for the listed high-capacity and CZone-integrated applications.
This 12 volt marine charger lists default 14.25V absorption and 13.25V float values. Confirm that the battery manufacturer approves the selected profile for every connected bank.
Installation and System Considerations
The charger accepts 80V to 275V AC universal input and distributes 12V DC charging across three combined banks. It has IP23 protection, listed ignition protection, MasterBus, CZone, and NMEA 2000 communication, included temperature sensing, full DC and AC protection, and variable-speed fan cooling. Its dimensions are 15.1 in. by 8.9 in. by 5.6 in. Installation should follow the charger manual and the electrical requirements applicable to the vessel.
Warranty and Support
Warranty information is not included in the listed product data. Review the manufacturer documentation for product details, setup, and warranty coverage.
Before Ordering the Mastervolt ChargeMaster Plus 12/100-3 Marine Battery Charger
Before ordering, confirm that your system uses up to three combined 12V banks, needs up to 100 amps, and accepts 80V to 275V AC input. Review the listed chemistry profiles, default voltage values, network interfaces, installation space, and sensor inclusion. You should confirm compatibility with your battery manufacturer and vessel electrical system before purchase.
Mastervolt ChargeMaster Plus 12/100-3
| Brand | Mastervolt |
| SKU | 44311005 |
| Output Current | 100 Amps |
| Isolated Banks | 3 Banks (Combined) |
| DC Voltage | 12V DC |
| Input Voltage | 80-275V AC (Universal) |
| Battery Types | LiFePO4, AGM, Gel, Flooded |
| Algorithm | 3-Stage+ Smart Charging |
| Absorption/Float | 14.25V / 13.25V (Default) |
| Efficiency | 92% |
| IP Rating | IP23 |
| Ignition Protected | Yes |
| Communication | MasterBus, CZone, NMEA 2000 |
| Temp Compensation | Sensor Included |
| Safety Protections | Full DC/AC Protection |
| Cooling | Vario-Speed Intelligent Fan |
| Dimensions | 384 x 226 x 143 mm (15.1x8.9x5.6") |
| Weight | 7 kg (15.4 lbs) |
| Certifications | CE, ABYC, UL1236, CSA |
| Application | High-Capacity 12V Systems, CZone Integration |
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