Mastervolt ChargeMaster Plus 24V / 40A – 3 Banks Marine Battery Charger – 44320400
Accepting universal 80-275V AC shorelines, the 2.5 kg Mastervolt ChargeMaster Plus 24/40-3 onboard marine battery charger delivers 40A across three 24V banks to power sailing yacht house networks.
- Three isolated outputs share 40A.
- Smart algorithms charge LiFePO4 batteries.
- MasterBus connectivity enables remote monitoring.
- Internal fan cools critical electronics.
- Compact chassis weighs 2.5 kg.
$442.64
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MasterBus-ready communication accompanies theMastervolt ChargeMaster Plus 24/40-3 Marine Battery Charger, which provides 40 amps across three combined 24V banks for sailing yachts and 24V house systems. Its universal 80V to 275V AC input supports listed LiFePO4, AGM, gel, and flooded battery types through a 3-Stage+ smart charging program.
Listed 28.5V absorption and 26.5V float values define the charge profile. The included sensor supports temperature compensation, while 92 percent efficiency, IP23 protection, ignition protection, internal fan cooling, and short-circuit and over-temperature protection are documented.
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 24/40-3 Marine Battery Charger
Before ordering, confirm that your system uses up to three combined 24V banks, accepts 80V to 275V AC input, and needs up to 40 amps. Review the listed chemistry profiles, MasterBus readiness, sensor inclusion, IP23 protection, ignition protection, and installation space. You should confirm compatibility with your battery manufacturer and vessel electrical system before purchase.
Product Specifications
Mastervolt ChargeMaster Plus 24/40-3
| Brand | Mastervolt |
|---|---|
| SKU | 44320400 |
| Output Current | 40 Amps |
| Isolated Banks | 3 Banks (Combined) |
| DC Voltage | 24V DC |
| Input Voltage | 80-275V AC (Universal) |
| Battery Types | LiFePO4, AGM, Gel, Flooded |
| Algorithm | 3-Stage+ Smart Charging |
| Absorption/Float | 28.5V / 26.5V |
| Efficiency | 92% |
| IP Rating | IP23 |
| Ignition Protected | Yes |
| Communication | MasterBus Ready |
| Temp Compensation | Sensor Included |
| Safety Protections | Short Circuit, Over-Temp |
| Cooling | Internal Cooling Fan |
| Dimensions | 291 x 210 x 105 mm (11.5x8.3x4.1") |
| Weight | 2.5 kg (5.5 lbs) |
| Certifications | CE, ABYC, UL1236 |
| Application | Sailing Yachts, 24V House Systems |
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