Name: Mastervolt Mass 24/50-2
SKU: AOFQ73634217
Availability: InStock

Description
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Mastervolt Mass 24/50-2 Professional 24V Battery Charger

The Mastervolt Mass 24/50-2 battery charger is designed for professional, semi-professional, and recreational applications that demand maximum reliability, even under extreme environmental conditions. With its robust construction and advanced technology, it ensures continuous and safe power for large battery banks.

Key Features

Engineered to operate in harsh environmental conditions.
Lightweight housing in anodized aluminum and stainless steel.
Protective coating against humidity and condensation for longer lifespan.
Shielded from electromagnetic interference caused by other equipment.
Compatible with all battery types, including fully discharged batteries.
Delivered with standard battery temperature sensor.
Delivers full power up to 40 C ambient temperature.
Supports battery banks from 80 up to over 2000 Ah.
Stable output even without batteries connected.
Current Control function prevents fuse blowouts under limited power supply.
Parallel connection of multiple units possible.
Certified according to CE, ABYC A-31 and IEC60945 standards.
Available in GMDSS versions with RRR and RMRS certification.

GMDSS Compatibility

All chargers of the Mass series, including the Mass 24/50-2, are compatible with the GMDSS (Global Maritime Distress and Safety System), complying with SOLAS requirements. A dedicated remote control panel with front display is available.

Lithium Battery Charging

The Mastervolt Mass 24/50-2 supports Lithium-Ion battery charging, communicating directly via MasterBus or by adjusting to the required charging voltages.

MasterBus Integration

Easily connected to the MasterBus network with a single cable, the charger enables centralized, local, or remote monitoring and configuration.

Robust Design

The certified Mastervolt Mass 24/50-2 charger is highly durable, vibration-resistant, and designed to withstand the toughest operating conditions.

General Specifications

Nominal output voltage	24 V
Total charge current	50 A at 28.5 V
Number of battery outputs	2
Charge current 2nd output	3 A
Battery capacity range	100 500 Ah
Nominal input voltage	230 V (180-265 V), 50/60 Hz
Power supply function	Yes (also without battery)
Galvanic isolation	Yes
Display	LED
Dimensions (HxWxD)	340 x 261 x 130 mm
Weight	4.6 kg
Certifications	CE, ABYC A-31, RRR, RMRS

Technical Specifications

Charging curve	IUoUo, automatic 3-stage+ (Gel, AGM, Wet, Lithium)
Bulk voltage	28.5 V
Absorption voltage	28.5 V (4 hours)
Float voltage (Wet)	26.5 V
Float voltage (Gel/AGM)	27.6 V
Temperature sensor	Yes (included)
DC voltage compensation	Yes
DC side consumption	< 1 mA
Full load power consumption	1600 W
Current Control function	Yes (via MasterBus)
Power factor	> 0.95
Operating temperature	-25 C to +80 C (derating > 40 C)
Cooling	Variable speed fan
Protections	Overtemperature, overload, short circuit, high/low battery voltage
Protection rating	IP23
MasterBus compatible	Yes