Dyness HV Combiner box
| Manufacturer | |
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Technical specifications
| Manufacturer | DYNESS |
| Country of origin | China |
| Warranty | 10 |
| Weight | 15 |
| Width | 540 |
| Height | 450 |
| Depth | 150 |
Dyness HV Combiner Box is a combiner box designed to integrate battery clusters with PCS in high-voltage energy storage systems. The device supports up to 12 battery clusters, operates with a PCS voltage of 150–700 V DC and a battery voltage of 168–657 V DC, with a rated current of 104 A. The design allows the circuit to be disconnected for maintenance or system inspection, while CAN, CAN/RS485 and RS232 interfaces provide internal communication and communication with external devices.
Variants
Product description
Dyness HV Combiner Box – combiner box for high-voltage energy storage systems
Product description
Dyness HV Combiner Box is a combiner box designed for organized connection of battery clusters with PCS in high-voltage energy storage systems. The device supports up to 12 battery clusters and enables energy flow between the battery section and PCS, while the integrated disconnect switch allows the circuit to be disconnected during maintenance, inspection or service work. The box operates with a PCS voltage of 150–700 V DC and a battery voltage of 168–657 V DC, with a rated current of 104 A. The built-in master BMS collects data from individual clusters and communicates with the inverter, while CAN, CAN/RS485 and RS232 interfaces support internal communication and communication with external devices.
Application
- connecting multiple battery clusters in energy storage systems
- integration of the battery section with PCS
- Dyness high-voltage energy storage systems
- installations requiring the possibility of disconnecting the circuit during maintenance or inspection
- storage systems using up to 12 battery clusters
Key features
- supports up to 12 battery clusters
- PCS voltage range from 150 to 700 V DC
- battery voltage range from 168 to 657 V DC
- rated PCS and battery current of 104 A
- built-in master BMS for collecting data from battery clusters and communicating with the inverter
- CAN, CAN/RS485 and RS232 communication interfaces
- disconnect switch allowing the system to be disconnected during maintenance work
Technical parameters
| Parameter | Value |
|---|---|
| Product type | HV Combiner Box / Tower Combiner Box |
| Maximum PCS voltage | 150–700 V DC |
| Maximum battery voltage | 168–657 V DC |
| Rated PCS current | 104 A |
| Rated battery current | 104 A |
| Power supply voltage | 24 V DC / 220 V AC |
| Maximum number of supported battery clusters | 12 |
| Communication interfaces | CAN RJ45, CAN/RS485 RJ45, RS232 RJ11 |
| Dimensions (W × D × H) | 500 × 450 × 150 mm |
| Weight | 15 kg |
| Protection rating | IP20 |
| Maximum operating altitude | 4000 m |
| Operating temperature | -40°C to +60°C |
B2B offer
Dyness HV Combiner Box enables the integration of multiple battery clusters with PCS in extensive high-voltage energy storage systems. Contact us to receive a B2B offer, availability information and support in selecting the appropriate Dyness system components.



