Battery HV

BOS-B Pro-A3 High-Voltage Battery

BOS-B Pro-A3

80.38–257.23 kWh

Rack-mounted HV LFP battery for 100 kW–2.5 MW C&I systems. Clusters from 80 to 257 kWh (5–16 × 16.08 kWh modules), scalable to 20 clusters in parallel; pairs with Deye SUN-29.9–80K hybrid inverters or the 125 kW PCS + MPPT + STS modular system.

CommercialUtility

Usable energy: Up to 231 kWh
System power: 100 kW – 2.5 MW
Cluster energy: 80–257 kWh (5–16 packs per cluster)
Module: 16.08 kWh · 51.2 V · 314 Ah LFP
System nominal voltage: 768 V (hybrid) / 819 V (PCS)
Max. current: 180 A
Cycle life: ≥6000 (70% EOL)
Warranty: 10 years

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✓ Specs verified against the official Deye datasheet.

Specifications

Module

Battery module energy: 16.08 kWh
Battery module nominal voltage: 51.2 V
Battery module capacity: 314 Ah
Module weight (approx.): 123 kg

System

Packs per cluster: 5–16
System power range: 100 kW – 2.5 MW
System energy — hybrid (15 packs): 241.15 kWh (217.04 kWh usable) @ 768 V
System energy — PCS (16 packs): 257.23 kWh (231.51 kWh usable) @ 819 V
Scalability: Up to 20 clusters in parallel · up to 10 inverters in AC parallel
Inverter matching: Deye SUN-29.9–80K SG02HP3 (hybrid) or 125 kW PCS + MPPT + STS
Recommended charge/discharge current: 157 A
Max. charge/discharge current: 180 A
Recommended depth of discharge: 90%
System dimensions (W×H×D): 2150 × 1136 × 800 mm
System weight (approx.): ~1850–2115 kg (config dependent)

General

Operating temperature: Charge 0–55 °C · Discharge −20–55 °C
Storage temperature: 0–35 °C
Thermal management: Smart fan cooling
Status indicator: Yellow: battery high-voltage power on · Red: battery system alarm
Communication port: TCP / RS485 / CAN
Humidity: 5%–85%
Altitude: ≤3000 m
IP rating: IP20
Installation location: Rack mounted
Cycle life: ≥6000 (25 °C ± 2 °C, 0.5C/0.5C, 70% EOL)
Certification: CE / IEC62619 / IEC62040 / UN38.3
Warranty period: 10 years

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Highlights

100 kW – 2.5 MW platform — 16.08 kWh LFP modules build clusters from 80 to 257 kWh (5–16 packs); scale up to 20 clusters in parallel (2.4 MWh) and 10 inverters in AC parallel.
Flexible architecture — pairs with Deye SUN-29.9–80K hybrid inverters, or the modular 125 kW PCS + MPPT + STS system with integrated EMS and under-10 ms on/off-grid switchover.
Cobalt-free LiFePO4 with an independent BMS for optimal charge distribution and extended life; smart fan cooling, −20 °C to 55 °C discharge range.
≥6000-cycle life at 90% DoD (25 °C ± 2 °C, 0.5C/0.5C, 70% end-of-life).

Cluster models

BOS-B80 · B96 · B112 · B128 · B144 · B160 · B176 · B192 · B208 · B224 · B240 · B256 Pro-A3

Available now for Australian projects through Suncloud Energy. Contact us for project pricing and system design.