Do you have a question about the Mastervolt Mass Series and is the answer not in the manual?
General safety guidelines, electrical precautions, and qualified technician requirements.
Risks of explosive gases and safety measures for working near lead-acid batteries.
Details Bulk, Absorption, Float stages, temp. compensation, and cable loss compensation.
Visual guide for mounting and opening the connection compartment.
Connecting AC/DC wiring, second battery, and temperature sensor.
Instructions for AC wiring, cable sizes, and AC safety grounding.
Initial setup and factory settings for the Mass Charger.
Details on Force Float, Traction, Gel/AGM, and Diode settings.
A guide to diagnosing and resolving common malfunctions and error codes.
Technical specifications for different Mass Charger models.
| Output Voltage | 12V / 24V / 48V |
|---|---|
| Cooling | Fan or Natural convection (depending on model) |
| Protection | Over temperature, Overload, Short circuit |
| Dimensions | Varies depending on model |
| Weight | Varies depending on model |
| Battery Types | Gel, AGM, Lithium-ion |
| Temperature Sensor | Yes |
| Parallel Operation | Yes |
| Input Voltage | 90-265V AC |
| Operating Temperature Range | -20°C to +60°C |












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