Mastervolt Mass 24/15-2 230V Battery Charger - 40020156

SKU: EX 40020156

€ 1.267,86

1-2 weeks delivery time

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The Mastervolt Mass 24/15-2 is a professional-grade 24V battery charger designed for the most demanding maritime, industrial, and mobile power environments. Featuring dual battery outputs (15 A total, 3 A on second output), it operates on a wide 230V input range (180–265 V AC) and is optimized for battery banks from 30 to 150 Ah. The compact anodized aluminum body (325 x 220 x 111 mm) with vario-fan cooling ensures reliable performance up to 40°C full load, and its IP23 protection rating and internal component coating provide durability against condensation and vibration. It supports all battery types including Lithium Ion via smart IUoUo 3-step+ charging and integrates seamlessly with MasterBus systems.

Description
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Mastervolt Mass 24/15-2 Battery Charger 24V 15A 230V – Dual Output, Marine Grade

The Mastervolt Mass 24/15-2 is built for performance in harsh and mission-critical environments. Engineered with marine, industrial, and mobile professionals in mind, it delivers stable 3-step+ charging for all battery types—including Lithium Ion—with dual outputs and full MasterBus network compatibility. Its lightweight, rugged anodized aluminum enclosure and conformal-coated internal components ensure long-term durability even under continuous vibration, moisture, and heat. Ideal for systems requiring ripple-free charging, current control, and galvanic isolation.

Key Features

Advanced 3-step+ IUoUo charging: Bulk, Absorption, Float
Dual outputs: 15 A total, with 3 A on secondary
MasterBus compatible: centralized monitoring and control
Supports wet, AGM, Gel, and Lithium Ion batteries
Temperature sensor included for adaptive charging
IP23 rated, with over-temp, short circuit, and overload protection
Stable power output even without connected batteries
Certified: CE, ABYC A-31, RRR, RMRS

Technical Specifications

General Specifications
Nominal Output Voltage	24 V
Total Charge Current	15 A at 28.5 V
Secondary Output	3 A
Battery Bank Size	30–150 Ah
Input Voltage Range	230 V (180–265 V), 50/60 Hz
Power Supply Mode	Yes
Galvanic Isolation	Yes
Display	LED
Cooling	Vario fan
Protection Rating	IP23
Dimensions (H x W x D)	325 x 220 x 111 mm
Weight	3.3 kg

Charging Characteristics
Charge 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	550 W
DC Side Standby Consumption	< 1 mA
Power Factor	> 0.95
Ambient Temperature Range	-25°C to 80°C (derating > 40°C)
Current Control (via MasterBus)	Yes