Deye BOS-G Pro
Official manufacturer AU, AS, AF, EU, LATAM (per the deye.com product page title) verified Sept. 2, 2026
deye.com BOS-G Pro product page gallery
Identity
| category | batteries |
| ean | UNKNOWN |
| generation | Pro |
| manufacturer | Deye |
| market_version | UNKNOWN |
| model | BOS-G Pro |
| mpn | BOS-G-PDU-2 (control module) |
| product_family | Deye BOS-G Pro HV stacked battery (BOS-G25-Pro ... BOS-G85-Pro) |
| product_revision | brochure 20251218 V1.0 / manual V01_20251217 |
| product_status | active |
| region | AU, AS, AF, EU, LATAM (per the deye.com product page title) |
| release_year | UNKNOWN (documents dated 2025-12) |
| sku | UNKNOWN |
Electrical
| bms_architecture | {'type': 'series stack of 3U 19-inch modules under a mandatory BOS-G-PDU-2 high-voltage control module (BMU)', 'separate_master_bmu_required': True, 'external_controller': 'BOS-G-PDU-2 (200-1000 Vdc, 100 A nominal, 120 A max)', 'modules_per_stack': '5-17 (datasheet); DY-HV(160-800)-028 prints 5-16', 'max_parallel_groups': '16 racks in parallel; module counts must match across paralleled groups'} |
| chemistry | LFP (LiFePO4) |
| communication_can | True |
| communication_rs485 | True |
| firmware_requirements | UNKNOWN |
| max_continuous_charge_current_a | 100 |
| max_continuous_discharge_current_a | 100 |
| max_continuous_power_kw | UNKNOWN (Deye prints current only) |
| max_parallel_units |
16 racks of batteries in parallel; up to 10 inverters in AC parallel operation
Datasheet - Deye BOS-G Pro Series Brochure 20251218 V1.0 — datasheet system-scalability note, '16 racks of batteries in parallel', '10 inverters in AC parallel operation'
|
| max_series_units |
17
Datasheet - Deye BOS-G Pro Series Brochure 20251218 V1.0 — datasheet model header BOS-G25-Pro ... BOS-G85-Pro, 5 to 17 modules in series
|
| min_series_units_hv | 5 (datasheet and approved battery list agree: 5-16/17) |
| nominal_energy_kwh | 25.6-87.04 (system, 5-17 modules of 5.12 kWh); BOS-G25-Pro 25.6 ... BOS-G85-Pro 87.04 |
| nominal_voltage_v | 256-870.4 (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 Pro 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 | 120 (peak discharge, 2 min @ 25 C, per datasheet); the installation manual prints 125 A - see data_conflicts |
| supported_inverter_protocols | ["CAN 2.0, default baud rate 500 kbps (RJ45 port labelled 'PCS COM')", 'RS485, default baud rate 9600 bps', 'Deye inverter lithium-mode battery-protocol selection number for BOS-G Pro recorded in DY-HV(160-800)-028 - see notes, the numeric code could not be re-verified'] |
| usable_energy_kwh | UNKNOWN (the datasheet's usable-energy row was not legible in the fetched extraction) |
| voltage_class | HV |
| voltage_range_v |
220-292 (5 modules) up to 748-992.8 (17 modules)
Datasheet - Deye BOS-G Pro Series Brochure 20251218 V1.0 — datasheet, per-model 'System Operating Voltage' row (220~292V for 5 modules to 748~992.8V for 17)
|
Physical / mechanical
| cable_specifications | positive UL 10269 4AWG red, negative UL 10269 4AWG black, ground UL 1015 10AWG yellow-green, communication CAT5E FTP 26AWG black (160 mm for battery module, 250 mm for the high-voltage control box) |
| control_module_part_number | BOS-G-PDU-2 |
| depth_mm | 602 |
| height_mm | 1629 (3U-LRACK) / 2219 (3U-HRACK) |
| module_dimensions_mm | 440 x 585 x 133 (W x D x H) per battery module |
| module_weight_kg | 46 |
| mounting_type | ['floor', 'rack'] |
| rack_units | 3U per battery module (19-inch embedded standard module); 3U-HRACK holds 12 batteries + 1 control unit, 3U-LRACK holds 8 batteries + 1 control unit |
| shipping_weight_kg | UNKNOWN |
| terminal_locations | front of the high-voltage control box: DC power terminals, 1000V/100A circuit breaker, RJ45 'PCS COM' and 'IN COM'/'OUT COM' ports |
| torque_specs |
high-voltage control box grounding 5 N.m; fixing lug of high-voltage control box 1.5 N.m; fixing lug of battery module 1.5 N.m
Installation manual - Deye ESS User Manual BOS-G-Pro AU(EN) V01_20251217 — installation manual, fastener torque table
|
| weight_kg | 883 (BOS-G85-Pro complete system) |
| width_mm | 530 |
Installation
| clearance_between_rows_mm | 1000 |
| clearance_front_mm | 1000 |
| clearance_left_mm | 100 |
| clearance_rear_mm | 100 |
| clearance_right_mm | 100 |
| fire_room_requirements | fireproof room with a T60 fire door; at least 4.57 m (15 ft) from heat sources, or 100 mm if a fire barrier is installed |
| indoor_outdoor | indoor (IP20) |
| max_communication_cable_length_m | 30 |
| max_installation_altitude_m | 3000 |
| mounting_orientation | vertical stack in a floor-standing 19-inch rack |
| surface_requirements | sufficiently dry and flat surface with sufficient bearing capacity; levelness deviation less than 5 mm |
| two_person_lift_required | yes - manual requires at least 2-3 people |
Environment
| charge_temperature_c | 0 to +55 |
| control_module_operating_temperature_c | -20 to +65 (BOS-G-PDU-2) |
| cooling_method | natural convection |
| discharge_temperature_c | -20 to +55 |
| ip_rating | IP20 |
| max_altitude_m |
3000
Datasheet - Deye BOS-G Pro Series Brochure 20251218 V1.0 — datasheet, 'Altitude <=3000m'
|
| relative_humidity | 5%-85% RH |
| storage_temperature_c | 0 to +35 |
Interfaces & connectors
| can | yes - CAN 2.0, default 500 kbps, RJ45 'PCS COM' |
| protocol_notes | Multi-cabinet daisy-chain via 'IN COM' and 'OUT COM' RJ45 ports; maximum 30 m communication cable to the inverter. |
| rs485 | yes - default 9600 bps |
Protection
| cell_balancing | yes - BMS automatically balances cell voltage and current |
| insulation_monitoring | yes - two-level insulation fault detection |
| integrated_breakers_fuses |
1000 V / 100 A circuit breaker on the high-voltage control box, manually operated; fuse-blown detection ('No high voltage is detected after the loop relay is closed')
Installation manual - Deye ESS User Manual BOS-G-Pro AU(EN) V01_20251217 — installation manual, high-voltage control box description, breaker type 1000V/100A
|
| over_current | yes |
| over_temperature | yes - alarm/protection thresholds at 50 C, 55 C and 85 C documented |
| over_voltage | yes |
| pre_charge | pre-charge resistor with over-temperature protection |
| thermal_runaway_measures | aerosol fire extinguishing supported; fireproof-room and fire-door requirements; heating relay for low-temperature operation |
| under_voltage | yes |
Certifications
| emc | ['CE-EMC'] |
| grid_codes | [] |
| other | ['CEC', 'RoHS Directive 2011/65/EU', 'RED Directive 2014/53/EU'] |
| regional | ['CE'] |
| safety | ['IEC 62040', 'VDE'] |
| 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; battery pack may only be transported in an upright position; dangerous-goods vehicle must carry two tested CO2 fire extinguishers; sling angle at least 60 degrees |
Documents
installation-manual
Installation manual - Deye ESS User Manual BOS-G-Pro AU(EN) V01_20251217
rev V01_20251217
warranty
{# Located but never retrieved: listed, but deliberately not linked, and it
backs no stored value. #}
Warranty document BOS-G Pro (Ningbo Deye ESS Energy Storage Battery Limited) — located, not retrieved
rev UNKNOWN
Recorded conflicts
peak_current_a Review required
120 A (2 min @ 25 C) — BOS-G Pro datasheet brochure 20251218 V1.0
125 A — BOS-G Pro installation manual V01_20251217
document revision - the datasheet is one day newer than the manual and appears to have de-rated the peak discharge figure
peak_current_a Review required
120 A (2 min @ 25 C) — BOS-G Pro datasheet brochure 20251218 V1.0
125 A — BOS-G Pro installation manual V01_20251217
document revision - the datasheet is one day newer than the manual and appears to have de-rated the peak discharge figure
Additional documented parameters
Recorded verbatim from the source; no schema field exists for these yet.
| Installation levelness | allowable deviation is less than 5mm |
| Maximum communication distance to inverter | 30m |
| Power/communication cable specification | positive UL 10269 4AWG red; negative UL 10269 4AWG black; ground UL 1015 10AWG yellow green; CAT5E FTP 26AWG black |