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Mass 24/50-2 Battery Charger


Extended Product Protection with PLUS Plan!

Model # 13009873 | Mfg # 40020506
In stock online.

Mass battery chargers, sine wave inverters and DC-DC converters are designed for the toughest conditions for professional, semi-professional and recreational purposes. Even under the most extreme conditions the products from the Mass series operate faultlessly, giving you round-the-clock output when necessary. The sustainability and technologies that underpin the Mass concept have long been proven in practice. With an MTBF of 280,000 hours at full capacity and 24/7 use, the Mass products are ideal for the toughest tasks and any situation that requires a reliable power supply. You can always rely on their proven and technically advanced components.

Making the best even better - The reliability and long lifespan of Mastervolt’s battery chargers, sine wave inverters and DC-DC converters have been established beyond doubt over the past decade. While the Mass products have evolved with the latest technological developments, the dimensions and connections have remained the same. As a result it is exceptionally easy to replace one unit with another with only negligible downtime.

Mastervolt Green by Heart - As part of our constant search for eco-friendly and long-lasting solutions, Mastervolt has developed the Green by Heart programme. Its impact on the Mass battery chargers, Mass Sine inverters and Mac & Magic DC-DC converters include:

  • An exceptionally effective use of the consumed input current (cos phi) > 0.98!
  • Faster charging of batteries, even with when the input current is limited
  • Use of top quality components with a long lifespan
  • Savings in weight and space
  • Fewer installation materials

General Specifications:

  • Nom. output voltage 24 V
  • Total charge current 50 A
  • Number of battery outlets 2
  • Charge current second output 3 A
  • Battery capacity range 100-500 Ah
  • Nom. input voltage 230 V (50/60 Hz)
  • Supplies your system without battery yes
  • Display/read-out LED display
  • Dimensions, hxwxd 340x261x130 mm
  • 13.4 x 10.3 x 5.1 inches
  • Weight 4.6 kg
    10.1 pounds
  • Approvals CE, E-mark, ABYC A-31, RRR, RS

Technical Specifications:

  • Charge characteristic IUoUo, automatic 3-step+ for gel/AGM/wet/Lithium Ion
  • Charge voltage Bulk 28.5 V
  • Charge voltage Absorption 28.5 V
  • Absorption time 4 hours
  • Charge voltage Float (wet batteries) 26.5 V
  • Charge voltage Float (gel/AGM batteries) 27.6 V
  • Temperature compensation -60 mV/ °C
    -33 mV/ °F
  • Voltage compensation voltage drop compensation in DC cables up to 3 V
  • Power consumption (DC side) < 1 mA
  • Full load consumption (230 V AC) 1800 W
  • Power factor control > 0.95
  • Temperature range (ambient temp.) -25 °C to 80 °C, derating > 45 °C
    -13 to 176 °F
  • Protection degree IP23
  • Cooling vario fan
  • Sound level < 48 dBA at 1 mtr
  • Protections over temperature, over load, short circuit, high battery, low battery
  • MasterBus compatible yes
  • CSI/DC alarm integrated in the battery charger as standard

Mass 24/50-2 Battery Charger

Amperage 50 Amps
ISO Approved Marine UL Listed
cUL Listed
Multi Bank Chargers 3 Banks
Type Chargers
Voltage 24 Volts DC
Warranty Details Two Years

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