TBB Power Mezzo III Master Power Module with 30A AC Charger, 30A MPPT Solar Controller, VCR & Digital Switching – Including Harness

Description
The TBB MZ3-EMP30D is a fully integrated power management module designed for use within the Mezzo III ecosystem. It combines multiple energy management functions—charging, solar input, load control, and smart monitoring—into a single compact and intelligent unit. Ideal for advanced off-grid, mobile, and leisure applications.

Key Features

• Integrated Charging Capabilities

  • 12V 30A AC battery charger with active PFC and multi-stage charging

  • 30A MPPT solar charge controller

  • Vehicle Charger Relay (VCR): 60A continuous / 100A (20 min)

• Smart Load & Output Management

  • 15 fused DC outputs

  • 5 relay-controlled outputs (e.g. water pumps, lights)

  • 3 dimmable outputs

  • 6 constant-alive + 1 permanent output

• Monitoring & Protection

  • Built-in battery shunt for precise SOC measurement

  • Low voltage protection and battery isolation switch

  • Water level monitoring for up to 4 tanks

  • Sensor support for gas, levelling, TPMS

• Advanced Connectivity

  • Master Bluetooth for wireless sensors

  • RF communication for remote switching

  • Supports RS485 and CAN protocols

• Rugged Design

  • Automotive-grade connectors

  • Compact and reliable – built for demanding mobile installations

Included Accessories

• 0.2m battery sensor & dry cable

• 0.5m switch panel & COMM cable with RJ45 adapter

• 1.5m AC cable with UK plug

Applications

• Motorhomes, campervans, and expedition vehicles

• Marine and yacht power management

• Off-grid smart battery storage and load control

Note:
This product is supplied via Photonic Universe, an authorised distributor of TBB Power products. SolarVoxGreen does not represent TBB Power directly. All warranties, certifications, and technical specifications are in accordance with the manufacturer’s documentation and handled through our supply partner.

Specifications

• Grid nominal voltage: 240V @50/60Hz
• Grid input current at full load: 2.5A
• Source battery nominal voltage: 12V
• Source battery voltage range: 12.8 - 16V
• Target battery nominal voltage: 12V
• Target battery voltage range: 10.5 - 16V
• PV max open circuit voltage: 50V
• PV max charging current: 30A
• Charging relay current: 60A (Continuous) / 100A (Peak, 3mins)
• High voltage limit: 16V
• Max total battery capacity: 2000Ah
• Efficiency: 88%
• Protection: IP20
• Operating temperature: from -40℃ to +60℃
• Battery terminals: M4
• Load terminals: Wago2604-111 (4mm²) / Wago2604-1103 (6mm²)
• Dimensions: 339 x 252 x 76 mm
• Weight: 3.3 kg

Warranty

Electrical equipment such as solar charge controllers and inverters have 1 year warranty, unless stated otherwise in our product description. Warranty for our own "Photonic Universe" branded products is provided by Photonic Universe Ltd. If we find any defects in our own products within the warranty period, we will repair or replace such products at our discretion free of charge. Warranty for other products is provided by the product manufacturer and terms and conditions of this warranty might be different from our terms and conditions. Full terms and conditions of the warranty can normally be found in the product manual.

Photonic Universe solar panels are covered by 1 year workmanship warranty in relation to assembly, materials and accessories (connection, cables, diodes, frame etc). In addition, there's a separate performance warranty on solar cells provided by solar cells manufacturers. Most manufacturers of solar cells we use for our solar panels provide the standard industry warranty, which is that solar cells are guaranteed to produce at least 90% of nominal power in 10 years and 80% of nominal power in 25 years.

If you suspect a product defect within the warranty period, please contact us by phone or email with a detailed description of the problem. If the problem cannot be solved remotely and an examination is required, you will be asked to send the item back to us for testing at your cost. If we are involved into repair / replacement of the product and the problem is covered by the warranty, we will return the repaired / replaced item to you at our cost. If the item you sent to us under warranty is in good working condition and no defect is found, it will incur a test service charge and the shipping cost to send the item back to you.