Deye BOS-G
Official manufacturer AU, AS, AF, EU, LATAM (per the deye.com product page title) verified Sept. 2, 2026
deye.com BOS-G product page gallery (front view)
Identity
| category | batteries |
| ean | UNKNOWN |
| generation | BOS-G (superseded/complemented by BOS-G Pro) |
| manufacturer | Deye |
| market_version | UNKNOWN |
| model | BOS-G |
| mpn | BOS-GM5.1 (battery module); HVB750V/100A-EU and HVB750V/100A-US (control module) |
| product_family | Deye BOS-G HV 3U stacked battery (BOS-G15 ... BOS-G60) |
| product_revision | datasheet V1.31 |
| product_status | active |
| region | AU, AS, AF, EU, LATAM (per the deye.com product page title) |
| release_year | UNKNOWN (datasheet path dated 2024-04-03) |
| sku | UNKNOWN |
Electrical
| bms_architecture | {'type': 'series stack of 3U BOS-GM5.1 modules under a mandatory HVB750V/100A high-voltage control module (BMU)', 'separate_master_bmu_required': True, 'external_controller': 'HVB750V/100A-EU / HVB750V/100A-US (120-750 Vdc, 100 A nominal, 125 A max)', 'modules_per_stack': '3-12 (datasheet); 4-12 per DY-HV(160-800)-028', 'max_parallel_groups': 'UNKNOWN (installation manual shows up to three battery clusters on one inverter)'} |
| chemistry | LFP (LiFePO4) |
| communication_can | True |
| communication_rs485 | True |
| firmware_requirements | UNKNOWN |
| max_continuous_charge_current_a |
100
Deye BOS-G HV 3U Battery datasheet V1.31 — datasheet V1.31, 'Charge/Discharge Current (A) Recommend 50 / Nominal 100'
|
| max_continuous_discharge_current_a | 100 |
| max_continuous_power_kw | UNKNOWN (Deye prints current only; 100 A x system voltage gives 15.4-61.4 kW across the family - COMPUTED, not printed) |
| max_parallel_units | UNKNOWN as a printed maximum; the installation manual illustrates up to three battery clusters connected to one inverter |
| max_series_units | 12 |
| min_series_units_hv | 3 (datasheet V1.31); approved battery list DY-HV(160-800)-028 prints 4-12 - see data_conflicts |
| nominal_energy_kwh | 15.36-61.44 (system, 3-12 modules of 5.12 kWh); BOS-G15 15.36 / G20 20.48 / G25 25.6 / G30 30.72 / G35 35.84 / G40 40.96 / G45 46.08 / G50 51.2 / G55 56.32 / G60 61.44 |
| nominal_voltage_v | 153.6-614.4 (system, = 51.2 V x number of modules) |
| officially_supported_inverter_brands | ['Deye'] |
| officially_supported_inverter_models | ["Approved battery list DY-HV(160-800)-028 (2025-08-09) names BOS-G among the Deye-brand HV batteries; the document's scope is: SUN-5/6/8/10/12/15/20/25K-SG01HP3-EU-AM2, SUN-25/29.9/30K-SG02HP3-EU-AM3, SUN-30/35K-SG01HP3-EU-BM3, SUN-40/50K-SG01HP3-EU-BM4, SUN-60/70/75/80K-SG02HP3-EU-EM6, SUN-100K-PCSL01HP3, SUN-29.9/30/35/40/50K-SG01HP3-EU-BM3/4, SUN-60K-SG01HP3-US-BM3/4, SUN-30K-SG01HP3-US-BM3/4, SUN-30K-SG01HP3-US-BM4, SUN-80K-SG02HP3-EU-BM6, SUN-30K-SG01HP3-US-BM3-277V, SUN-40/50/60K-SG01HP3-US-BM4-277V"] |
| peak_current_a |
125 (peak discharge, 2 min @ 25 C)
Deye BOS-G HV 3U Battery datasheet V1.31 — datasheet V1.31, 'Peak Discharge (2 mins, 25C) 125'
|
| supported_inverter_protocols | ['CAN 2.0, default baud rate 500 kbps (PCS port)', 'RS485, default baud rate 9600 bps', 'Deye inverter lithium-mode battery-protocol selection number for BOS-G recorded in DY-HV(160-800)-028 - see notes, the numeric code could not be re-verified'] |
| usable_energy_kwh | 13.82-55.29 (system, 90% DoD); BOS-G15 13.82 / G20 18.43 / G25 23.04 / G30 27.64 / G35 32.25 / G40 36.86 / G45 41.47 / G50 46.08 / G55 50.68 / G60 55.29 |
| voltage_class | HV |
| voltage_range_v |
124.8-700 across the family; per configuration: G15 124.8-175.2, G20 166.4-233.6, G25 208-292, G30 249.6-350.4, G35 291.2-408.8, G40 332.8-467.2, G45 374.4-525.6, G50 416-584, G55 457.6-642.4, G60 499.2-700
Deye BOS-G HV 3U Battery datasheet V1.31 — datasheet V1.31, 'System Operating Voltage (V)' row, per-model columns
|
Physical / mechanical
| control_module_dimensions_mm | 440 x 570 x 150 (W/D/H) |
| control_module_weight_kg | 15.5 (HVB750V/100A-EU) / 17 (HVB750V/100A-US) |
| depth_mm | 602 |
| height_mm | 1599 (8-module low rack) / 2187 (12-module high rack) |
| module_dimensions_mm |
440 x 570 x 133 (W/D/H) per battery module
Deye BOS-G HV 3U Battery datasheet V1.31 — datasheet V1.31, 'Dimension (W/D/H) 440*570*133mm', 'Weight Approximate 44kg'
|
| module_weight_kg | 44 |
| mounting_bolt_size | M4 and M6 screws (fixing lugs); see torque_specs |
| mounting_type | ['floor', 'rack'] |
| rack_units | 3U per battery module; 3U-HRACK holds 12 batteries, 3U-LRACK holds 8 batteries |
| shipping_weight_kg | UNKNOWN |
| terminal_locations | front of the high-voltage control box: power terminals, air switch (breaker), CAN/RS485 PCS port |
| torque_specs |
high-voltage control box grounding 4.5 N.m; fixing lug of high-voltage control box 1.2 N.m; fixing lug of battery module 1.2 N.m
Installation Manual DEYE BOS-G — installation manual, fastener torque table
|
| weight_kg | 408 (low-rack assembly) / 594 (high-rack assembly) |
| width_mm | 530 |
Installation
| clearance_note | installation manual: minimum 10 mm between the product and surrounding building structure |
| indoor_outdoor | indoor (IP20) |
| max_installation_altitude_m | 2000 |
| mounting_orientation | vertical stack in a floor-standing rack |
| surface_requirements | sufficiently dry and flat surface |
| two_person_lift_required | yes (44 kg per module; rack assemblies 408-594 kg) |
Environment
| charge_temperature_c | 0 to +55 |
| cooling_method | natural convection |
| discharge_temperature_c | -20 to +55 |
| ip_rating | IP20 |
| max_altitude_m | 2000 |
| relative_humidity | 5%-85% RH |
| storage_temperature_c | 0 to +35 |
Interfaces & connectors
| can | yes - CAN 2.0, default 500 kbps, BMS_CANL/CANH pins defined |
| protocol_notes | The BMS outputs battery information to the inverter over CAN or RS485. The installation manual does not describe any DIP-switch address setting. |
| rs485 | yes - default 9600 bps, 485A+ / 485B- pins defined |
Protection
| cell_balancing | yes (differential voltage and temperature monitoring) |
| insulation_monitoring | yes - insulation failure detection (leakage-current risk) |
| integrated_breakers_fuses | manual air switch on the high-voltage control box; rating not printed in this manual |
| over_current | yes - charge and discharge over-current (105 A threshold with timing per the manual) |
| over_temperature | yes - charge >45 C, discharge >50 C thresholds documented |
| over_voltage | yes - cell-level and system-level over-voltage |
| thermal_runaway_measures | UNKNOWN |
| under_voltage | yes - cell-level and system-level under-voltage |
Certifications
| emc | [] |
| grid_codes | [] |
| other | [] |
| regional | ['CE'] |
| safety |
['IEC 62619', 'VDE 2510-50', 'UL 1973', 'UL 9540A']
Deye BOS-G HV 3U Battery datasheet V1.31 — datasheet V1.31, 'CE/IEC62619/VDE2510-50/UL1973/UL9540A/UN38.3'
|
| transport | ['UN38.3'] |
Warranty & service
| cycle_life | >=6000 (25 C +/- 2 C, 0.5C/0.5C, EOL 70%) |
| design_life_years | UNKNOWN |
| round_trip_efficiency | UNKNOWN |
| standard_years | 10 |
Packaging & logistics
| gross_weight_kg | UNKNOWN |
| transport_restrictions | UN38.3 (UN3480 Class 9 lithium battery) |
Documents
Recorded conflicts
min_series_units_hv Review required
3 — BOS-G datasheet V1.31 ('Battery Module Qty In Series (Optional)' starts at 3 for BOS-G15) and the deye.com BOS-G product page ('Supports 3-12 battery modules in series')
4 — Deye Approved Battery list DY-HV(160-800)-028, BOS-G row, module quantity '4-12'
the approved-battery list constrains the minimum module count for the HV inverter families it covers (a 3-module 153.6 V stack sits below the 160 V lower bound of the DY-HV(160-800) inverter battery window), while the datasheet states the battery's own hardware minimum
min_series_units_hv Review required
3 — BOS-G datasheet V1.31 ('Battery Module Qty In Series (Optional)' starts at 3 for BOS-G15) and the deye.com BOS-G product page ('Supports 3-12 battery modules in series')
4 — Deye Approved Battery list DY-HV(160-800)-028, BOS-G row, module quantity '4-12'
the approved-battery list constrains the minimum module count for the HV inverter families it covers (a 3-module 153.6 V stack sits below the 160 V lower bound of the DY-HV(160-800) inverter battery window), while the datasheet states the battery's own hardware minimum
Additional documented parameters
Recorded verbatim from the source; no schema field exists for these yet.
| 3U-HRACK(Optional) | 12 batteries, 589*590*2240mm, ~85kg |
| 3U-LRACK(Optional) | 8 batteries, 589*590*1640mm, ~65kg |
| Charge/Discharge Current (A) Recommend | 50 |
| Over-current threshold | 105A with timing |