SKU:
EX 40720266
€ 1.746,11
1-2 weeks delivery time
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+
The Mastervolt Mass 24/25-2 (DNV GL) is a professional 24V battery charger providing 25 A of charging power across two outputs (3 A on the second). Supporting 50–250 Ah battery banks, it operates on a 230 V AC input and delivers full performance up to 40°C. Housed in a compact anodized aluminum enclosure (365 x 220 x 111 mm, 3.5 kg), it features galvanic isolation, IP23 protection, temperature-compensated 3-step+ charging, and is fully compatible with MasterBus systems. Certified to CE, ABYC A-31, DNV GL, RRR, and RMRS standards, it meets stringent marine and industrial demands, including GMDSS support.
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Mastervolt Mass 24/25-2 Battery Charger 24V 25A 230V – Dual Output, DNV GL Certified
The Mastervolt Mass 24/25-2 (DNV GL) is a durable and intelligent 24V battery charger engineered for use in critical marine, industrial, and off-grid systems. With a total output of 25 A and dual battery connections (including a 3 A secondary output), it supports battery banks from 50 to 250 Ah. Its adaptive 3-step+ IUoUo charging algorithm ensures safe, efficient charging for all battery types, including Lithium Ion. The charger offers ripple-free, isolated DC output and integrates seamlessly into MasterBus networks for remote monitoring and control. It is also GMDSS compatible, making it suitable for SOLAS-regulated installations.
Key Features
- 25 A total output, with 3 A secondary line
- Optimized for 50–250 Ah battery banks
- Compatible with wet, AGM, Gel, and Lithium Ion batteries
- Adaptive 3-step+ IUoUo charging profile
- Galvanically isolated and ripple-free output
- MasterBus ready for remote system monitoring and configuration
- GMDSS compliant, with optional alarm panel
- Compact anodized aluminum casing with IP23 protection
- Certified to CE, ABYC A-31, DNV GL, RRR, RMRS
Technical Specifications
General Specifications Nominal Output Voltage 24 V Total Charge Current 25 A at 28.5 V Secondary Output 3 A Battery Bank Size 50–250 Ah Input Voltage 230 V (180–265 V), 50/60 Hz Power Supply Mode Yes Galvanic Isolation Yes Display LED indicators Cooling Vario fan Protection Degree IP23 Dimensions (H x W x D) 365 x 220 x 111 mm Weight 3.5 kg
Charging Characteristics Charging Curve IUoUo, automatic 3-step+ Bulk Voltage 28.5 V Absorption Voltage 28.5 V Float Voltage (Wet) 26.5 V Float Voltage (Gel/AGM) 27.6 V Absorption Time 4 hours Temperature Sensor Included DC Voltage Compensation Yes
Electrical Performance Full Load AC Power Consumption 880 W DC Standby Consumption < 1 mA Power Factor > 0.95 Ambient Temperature Range -25°C to 80°C (derating > 40°C) Current Control (via MasterBus) Yes
Certifications & Standards
- CE
- ABYC A-31
- DNV GL
- RRR
- RMRS
MasterBus & GMDSS Integration
- MasterBus compatible for centralized remote configuration
- GMDSS monitoring ready (via external panel)
- Supports multiple units in parallel operation
Documents
Mass 24_25-2 (DNV GL) - User Manual Size: 1,4 Mb -
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