Mastervolt Mass GI 7 kW Isolation Transformer - 88000705

SKU: EX 88000705

€ 2.805

1-2 weeks delivery time

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The Mastervolt Mass GI 7 kW (88000705) is a high-performance galvanic isolation transformer engineered for safe and corrosion-free connection between shore power and onboard AC systems. With an output capacity of 7000 VA (32 A at 230 V), it operates over a broad input range (90–255 V, 45–65 Hz) and achieves >93% efficiency through high-frequency switching technology. Featuring Soft Start, MasterBus compatibility, and compact aluminum housing, this unit is ideal for high-load marine installations. Its compact form factor (340 x 261 x 250 mm) and silent operation ensure flexible mounting and long-term system protection.

Description
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Mastervolt 88000705 - Mass GI 7 kW Isolation Transformer (230V, 32A, Galvanically Isolated, High Frequency)

The Mastervolt Mass GI 7 kW is a powerful isolation transformer designed for safe, efficient, and quiet integration of shore power with onboard AC systems. It provides full galvanic isolation to prevent electrolysis and protect your vessel's metal components, while maintaining a reliable ground connection. Using cutting-edge high-frequency switching technology, it offers compact dimensions, lightweight construction, and high energy efficiency.

Main Features

Full galvanic isolation between shore and onboard AC systems
Output power: 7000 VA at 230 V (3840 VA at 120 V)
High-frequency switching for compact, silent operation
Soft Start function for controlled connection to shore power
Input range: 90–255 V AC / 45–65 Hz
Supports 32 A continuous input current
High efficiency: > 93%
MasterBus compatible for system-wide integration and monitoring
Cooling via smart Variofan system
LED indicators for load and overload status
Rugged aluminium casing; installable on wall or floor

Technical Specifications

Parameter	Value
Input Voltage Range	90–255 V AC
Input Frequency	45–65 Hz
Nominal Input Current (230 V)	32 A
Output Voltage	90–255 V AC (±5%)
Output Frequency	45–65 Hz
Output Power	7000 VA (230 V), 3840 VA (120 V)
Efficiency	> 93%
Technology	High frequency
Galvanic Isolation	Yes
Soft Start	Yes
MasterBus Compatible	Yes
No-load Power Consumption	44 W
Cooling	Variofan
Temperature Range	0 °C to +40 °C (derating above 40 °C)
Shutdown Temperature	80 °C
Protection Rating	IP23
Humidity (Operating)	Max. 95%
Switch-off Breaker Behaviour	B-characteristic
Dimensions (H x W x D)	340 x 261 x 250 mm / 13.4 x 10.3 x 9.8 in
Weight	10 kg / 22.0 lb
Compliance	CE, ABYC