Dyness STACK280 SBDU + Standard Base
Code: DYNS51280-STACK280-SBDU
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Product detailed description
Overview
The Dyness STACK280 SBDU (Standard Battery Distribution Unit) plus Standard Base is the control hub of every STACK280 cluster. It contains the battery management system, DC main breaker, inverter communication interface, parallel-cluster ports, and the integrated WiFi module for the OTA-capable mobile app. STACK280 battery modules cannot operate without it.
Key Features
- Centralized battery management: integrated BMS monitors cell voltage balancing, current, temperature, SOC and SOH for the whole cluster.
- Plug-and-play stack interface: battery modules stack onto the SBDU with composite blind-mate connectors. No inter-module wiring.
- DC main breaker with short-circuit protection.
- CAN and RS485 RJ45 communication ports for the inverter.
- Parallel In / Parallel Out ports to link up to 12 clusters.
- Built-in WiFi module with APP OTA support.
- Aerosol fire suppression control for the entire cluster.
- Wake button + Power switch for safe start-up sequencing.
Technical specifications
| Compatibility | Dyness STACK280 (S51280) modules |
| Cluster size supported | 3 to 15 modules |
| System energy range | 43 to 215 kWh per cluster |
| Operating voltage | 134.4 to 864 V DC (cluster-dependent) |
| Recommended current | 140 A (0.5C) |
| Max continuous current | 200 A (0.7C) |
| Peak discharge (2 min) | 280 A |
| Communication | CAN / RS485 (RJ45) + parallel CAN |
| Wireless | Built-in WiFi, APP OTA |
| Protection rating | IP20 (indoor use) |
| Dimensions assembled (W x D x H) | 770 x 425 x 363 mm (BDU 230 mm + Base 133 mm) |
| Net weight (BDU + Base) | 38 kg |
| Mounting | Floor-mounted base, wall-bracket optional |
What is included (Package A)
- 1x BDU (770 x 425 x 230 mm)
- 1x Standard Base (770 x 425 x 133 mm)
- 2x Wall fixing bracket
- 2x M6x80 expansion bolts, 4x M12x100 expansion bolts
- 4x M5x30 flat-head Phillips locking screws
- 2x OT4-6 cable terminals
- 1x RJ45 CAN-120 ohm terminating resistor
- 1x 2 m RJ45 CAN communication cable to inverter
Compatible inverters
Solis, Growatt, Sosen, Solinteg, Atess, Magarevo, Deye, GoodWe, SINENG, SINEXCEL, Megarevo.
Additional parameters
| Category: | Batteries for photovoltaics |
|---|---|
| Weight: | 38 kg |
| Brand: | Dyness |
| Lenght: | 425 mm |
| Width: | 770 mm |
| Height: | 363 mm |
| Degree of protection (IP): | IP20 |
| Communication: | CAN/RS485 + WiFi |
| Nominal Current: | 200 A |
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Dyness, founded in 2017 and headquartered in Suzhou, China, is a globally recognized innovator in battery energy storage systems. The company delivers a comprehensive portfolio of lithium iron phosphate (LFP) storage solutions for residential, commercial, and industrial applications, combining advanced cell technology with intelligent battery management systems.
Trusted by installers and energy professionals worldwide, Dyness systems are known for their exceptional safety standards, long cycle life, modular scalability, and seamless compatibility with leading inverter brands. From compact home batteries to high-capacity commercial racks, Dyness provides the building blocks for energy independence.
| Manufacturing company : | Dyness Digital Energy Technology Co., Ltd. |
|---|---|
| Address : | No. 688, Liupu Road, Guoxiang Street, Wuzhong Economic Development Zone, Suzhou, China |
| E-mail : | [email protected] |
| EU representative of the manufacturer : | Dyness Europe B.V. |
| Address of the EU representative : | Lisbaan 4A, 2908 LN Capelle aan den IJssel, Netherlands |
| Email of the EU representative : | [email protected] |