Description
The V-TAC VT-51201-B LiFePO4 battery is the ideal storage solution for photovoltaic systems, offering high performance and proven reliability. With a capacity of 5.12 kWh and a nominal voltage of 51.2V, this model is perfect for residential, commercial or off-grid applications.
? Manufactured by DEYE and branded as V-TAC, this model is technically identical to the renowned SE-G5.1 Pro-B, featuring the same components, the same robust casing and the same quality standards.
✅ Identical BMS and LED layout – 3 LEDs at the top and 5 at the bottom, for a familiar and easy-to-diagnose interface.
✅ Equipped with a Tengen MCB, the same manufacturer used by DEYE, ensuring safety and compatibility.
✅ Versatile mounting – can be rack-mounted, wall-mounted or stacked, thanks to the included accessories: support feet, rack ears and wall bracket.
✅ Full connectivity: CAN and RS485 communication for easy integration with DEYE inverters or other compatible brands.
✅ Supplied fully equipped: communication cables, parallel connection cables and power cables included.
Key technical specifications:
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Model: VT-51201-B
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Rated capacity: 5.12 kWh
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Nominal voltage: 51.2V
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Maximum discharge current: 100A
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Cell type: LFP (LiFePO4)
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Number of cycles: ≥6000 (at 80% DOD)
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Operating temperature: -10°C ~ +50°C
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Communication: CAN / RS485
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Protection rating: IP20
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Weight: 46 kg
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Dimensions: 442 x 420 x 133 mm
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Mounting: Rack / Wall / Stackable
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Warranty: 5 years
Key benefits:
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Identical to the SE-G5.1 Pro-B – same specifications, same manufacturer
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Equipped with Tengen MCB and advanced BMS
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Stylish black casing, ideal for discreet integration
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Quick installation with all accessories included
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Fully compatible with hybrid photovoltaic systems
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Excellent value for money for professionals and prosumers
