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Mastervolt ChargeMaster 12/100-3 Marine Battery Charger – 12V, 100 Amp, 3 Battery Outlets
- Output: 100 Amps (12V DC)
- Banks: 3 Isolated Banks
- Algorithm: 3-Stage+ Smart Charging
- Dimensions: 14.3″ x 9.1″ x 5.1″ (362 x 230 x 129 mm)
- Weight: 15.4 lbs (7 kg)
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Description
Mastervolt ChargeMaster 12/100-3 Battery Charger
Featuring a specialized ChargeMaster architecture, the Mastervolt 12/100-3 is the definitive mechanical solution for professional mariners requiring the ultimate physical bridge to power safety. As a premier Mastervolt battery charger, this unit utilizes ultra-high current components to deliver superior hydrodynamic charging for house banks up to 1000 Ah. The hardware architecture focuses on extreme performance, ensuring this Mastervolt power system manages 100 amps of continuous current with maximum electrical stability.
Technology-driven automated intelligence provides total protection through multi-stage 3-Step+ charging profiles that optimize both lead-acid and lithium battery life. This Mastervolt marine charger features full MasterBus integration to facilitate total system oversight from a single centralized dashboard. Reliability is reinforced by the industrial-grade cooling systems and heavy-duty terminal blocks designed for the most demanding offshore environments. This unit is the premier choice for mariners prioritizing professional maritime power and maximum-capacity 12V recovery.
Key Technical Specifications
- One hundred amp maximum charging output.
- Twelve volt triple bank battery charger.
- Supports battery banks up to 1000Ah.
- Full MasterBus and CZone system integration.
- High efficiency 3-Step+ digital charging.
- Industrial grade thermal cooling and protection.
- Approved for worldwide shore power usage.
Mastervolt ChargeMaster 12/100-3
| Brand | Mastervolt |
| SKU | 44011000 |
| Output Current | 100 Amps |
| Isolated Banks | 3 Banks |
| DC Voltage | 12V DC |
| Input Voltage | 90-265V AC |
| Battery Types | AGM, Gel, Flooded, Li-ion |
| Algorithm | 3-Stage+ Smart Charging |
| Absorption/Float | 14.25V / 13.25V |
| Efficiency | >90% |
| IP Rating | IP23 |
| Ignition Protected | Yes |
| Communication | MasterBus Ready |
| Temp Compensation | Sensor Included |
| Safety Protections | Overload, AC/DC Protection |
| Cooling | Dual Variable Speed Fans |
| Dimensions | 362 x 230 x 129 mm (14.3x9.1x5.1") |
| Weight | 7 kg (15.4 lbs) |
| Certifications | CE, ABYC, UL 1236 |
| Application | Professional 12V DC Power Systems |













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