
Mastervolt ChargeMaster 12V / 35A – 3 Banks Marine Battery Charger – 44010350
Built for 12V cruising yacht service banks, the 1.8 kg Mastervolt ChargeMaster 12/35-3 onboard marine battery charger provides 35A across three isolated outputs using smart multi-stage charging algorithms.
- Three isolated outputs share 35A.
- High efficiency exceeds 90 percent.
- Integrated sensor compensates for heat.
- Full DC protections prevent shorts.
- Compact alloy enclosure weighs 1.8kg.
TheMastervolt ChargeMaster 12/35-3 Marine Battery Chargeris an AC-powered charger that provides up to 35 amps of 12V DC charging output across three isolated battery-bank connections. It accepts 90V to 265V AC input and is specified for cruising yachts and 12V service battery banks.
The charger supports AGM, gel, flooded, and Li-ion batteries through its 3-Stage+ smart charging program. It lists 14.25V absorption and 13.25V float values. The included sensor supports temperature compensation, while MasterBus compatibility, ignition protection, internal fan cooling, and full DC/AC protection are included in the listed features.
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 12/35-3 Charger
Before ordering, confirm that your system uses 12V DC battery banks, has up to three separate banks that need charging, and uses AGM, gel, flooded, or Li-ion batteries. Confirm that your AC supply is within the listed 90V to 265V range. Review the 35-amp output, charging voltages, IP23 rating, ignition protection, MasterBus capability, dimensions, and installation space before purchase.
Product Specifications
Mastervolt ChargeMaster 12/35-3
| Brand | Mastervolt |
|---|---|
| SKU | 44010350 |
| Output Current | 35 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 Compatible |
| Temp Compensation | Sensor Included |
| Safety Protections | Full DC/AC Protection |
| Cooling | Internal Cooling Fan |
| Dimensions | 234 x 132 x 60 mm (9.2x5.2x2.4") |
| Weight | 1.8 kg (4 lbs) |
| Certifications | CE, ABYC, UL Standard Ready |
| Application | Cruising Yachts, 12V Service Banks |
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Free International Shipping
Free standard delivery to the United States, Canada and Australia.
Product Support
Ask for product and compatibility information before ordering.

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