Mastervolt Mass 24V/75A Marine Battery Charger w/ DNV & Lloyds Certification – 40020756
Built to DNV and Lloyds commercial shipping standards, the 7.7 kg Mastervolt Mass 24/75 heavy duty marine charger supplies 75A of continuous 24V power for large commercial vessels and superyacht engine rooms.
- Single main bank supplies 75A.
- Three-stage charging handles demanding LiFePO4 banks.
- MasterBus network compatibility enables full control.
- Variable speed fan regulates operating temperature.
- Marine-grade enclosure weighs 7.7 kg.
$1,462.85
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DNV, Lloyd’s, CE, ABYC, and RRR listings accompany theMastervolt Mass 24/75 DNV Marine Battery Charger, a 75-amp charger for one main 24V bank on commercial shipping and superyachts. Its 180V to 265V AC input supports 45 to 65 Hz operation, while listed profiles cover LiFePO4, AGM, gel, flooded, and NiCad batteries.
The 3-Stage+ smart charging system uses adjustable 28.5V absorption and 26.5V float values. MasterBus compatibility supports listed system communication, and the included external temperature sensor supports compensation. IP23 dry-mount classification, variable-speed fan cooling, and listed electrical protections complete the listed specification.
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 24/75 DNV Marine Battery Charger</h2
Before ordering, verify that your vessel uses one 24V main battery bank, accepts 180V to 265V AC input, and needs up to 75 amps. Review the listed chemistry profiles, adjustable charge values, dry-mount classification, non-ignition-protected status, certifications, installation dimensions, and external sensor. You should confirm compatibility with your battery manufacturer and vessel electrical system before purchase.
Product Specifications
Mastervolt Mass 24/75 DNV Charger
| Brand | Mastervolt |
|---|---|
| SKU | 40020756 |
| Output Current | 75 Amps |
| Isolated Banks | 1 Bank (Main) |
| DC Voltage | 24V DC |
| Input Voltage | 180-265V AC (45-65Hz) |
| Battery Types | LiFePO4, AGM, Gel, Flooded, NiCad |
| Algorithm | 3-Stage+ Smart Charging |
| Absorption/Float | 28.5V / 26.5V (Adjustable) |
| Efficiency | >90% |
| IP Rating | IP23 (Dry Mount) |
| Ignition Protected | No (Commercial Engine Room) |
| Communication | MasterBus Compatible |
| Temp Compensation | External Sensor Included |
| Safety Protections | Over-Current, Over-Temp, DC High/Low |
| Cooling | Variable Speed Fan |
| Dimensions | 420 x 318 x 130 mm (16.5x12.5x5.1") |
| Weight | 7.7 kg (17 lbs) |
| Certifications | DNV, Lloyds, CE, ABYC, RRR |
| Application | Commercial Shipping, Superyachts |
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