Mastervolt Mass 24/50-2 – 24 V, 50A, 2 Bank Marine Battery Charger – 40020506
Delivering 50A across two isolated 24V banks, the 4.6 kg Mastervolt Mass 24/50-2 onboard marine battery charger provides professional cruising yachts with dependable multi-chemistry charging from 180-265V AC dockside shore power supplies.
- Dual isolated banks share 50A.
- High efficiency rating exceeds 90 percent.
- Included sensor adjusts voltage for temperature.
- MasterBus ready allows seamless system integration.
- Protective metal chassis weighs 4.6 kg.
$885.70
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Two isolated 24V banks allow theMastervolt Mass 24/50-2 Marine Battery Chargerto provide 50 amps for cruising yachts and professional marine systems. Its 180V to 265V AC input supports the listed 24V DC charging role, while LiFePO4, AGM, gel, and flooded battery types are supported through 3-Stage+ smart charging.
MasterBus compatibility supports the listed system interface, and the included sensor enables temperature compensation. The charger lists 28.5V absorption, 26.5V float, over 90 percent efficiency, IP23 protection, full DC and AC electronic protection, and integrated fan cooling. It is not ignition protected.
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 Mass 24/50-2 Marine Battery Charger
Before ordering, confirm that your system uses two 24V banks, accepts 180V to 265V AC input, and needs up to 50 amps. Review the listed chemistry profiles, MasterBus needs, IP23 protection, non-ignition-protected configuration, temperature sensor, and installation space. You should confirm compatibility with your battery manufacturer and vessel electrical system before purchase.
Product Specifications
Mastervolt Mass 24/50-2 Charger
| Brand | Mastervolt |
|---|---|
| SKU | 40020506 |
| Output Current | 50 Amps |
| Isolated Banks | 2 Banks |
| DC Voltage | 24V DC |
| Input Voltage | 180-265V AC (Universal AC opt.) |
| Battery Types | LiFePO4, AGM, Gel, Flooded |
| Algorithm | 3-Stage+ Smart Charging |
| Absorption/Float | 28.5V / 26.5V |
| Efficiency | >90% |
| IP Rating | IP23 |
| Ignition Protected | No |
| Communication | MasterBus Compatible |
| Temp Compensation | Sensor Included |
| Safety Protections | Full DC/AC Electronic Protection |
| Cooling | Integrated Cooling Fan |
| Dimensions | 340 x 261 x 130 mm (13.4x10.3x5.1") |
| Weight | 4.6 kg (10.1 lbs) |
| Certifications | CE, ABYC, Marine Grade |
| Application | Cruising Yachts, Professional Marine |
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