Dyness Tower PRO 3.84kWh HV9640
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Technical specifications
Battery module Dyness Tower PRO HV9640 with a capacity of 3.84 kWh (high voltage). LiFePO4 technology, expandable up to 6 modules per tower (up to 23 kWh). Compatible with GoodWe HV inverters and others.
Variants

Product description
Dyness Tower PRO 3.84 kWh HV9640 is an energy storage module based on lithium iron phosphate (LiFePO4) technology, designed for high-voltage installations. It is a core component of the Tower PRO stackable system, enabling flexible energy storage scaling – from 7.68 kWh (2 modules) up to 23.04 kWh (6 modules).
???? Key features:
Usable capacity: 3.84 kWh
Technology: LiFePO4 – safe and efficient
High-voltage system: compatible with HV inverters
Scalability: 2–6 modules per tower, up to 12 towers in parallel
Communication: RS485 / CAN (depending on the system)
Lifespan: over 6000 cycles (90% DoD)
Protection: BMS + IP55, suitable for indoor or sheltered outdoor use
Plug & Play operation – automatic module detection
???? Application:
Ideal for residential and commercial PV installations requiring flexible expansion, long service life and quick, tool-free assembly.
ℹ️ Note:
A minimum of 2 HV9640 modules + control unit (BPU) is required to start the system.