Knowledge Base › External MPPT Controllers
Victron Energy BlueSolar MPPT 250/70-Tr VE.Can
Official manufacturer global verified Sept. 2, 2026
Unresolved safety-relevant conflict
Two sources give different figures for a value on this product and nobody has resolved it. The specifications below are shown as recorded, but this product must not be treated as verified for engineering purposes until the conflict is closed.
Two sources give different figures for a value on this product and nobody has resolved it. The specifications below are shown as recorded, but this product must not be treated as verified for engineering purposes until the conflict is closed.
Identity
| category | external_mppt_controllers |
| ean | UNKNOWN |
| generation | UNKNOWN |
| manufacturer | Victron Energy B.V. |
| market_version | UNKNOWN |
| model | BlueSolar MPPT 250/70-Tr VE.Can |
| mpn | UNKNOWN |
| product_family | BlueSolar MPPT 250/70 up to 250/100 VE.Can |
| product_status | active |
| region | global |
| release_year | UNKNOWN |
| sku | UNKNOWN |
| variant_note | Sold as -Tr (screw terminal) and -MC4 variants with different part numbers, dimensions and PV terminals; electrical specification is shared. |
Electrical
| battery_voltage_auto_select | 12 / 24 / 48 V auto select; 36 V manual select |
| battery_voltage_locator | 'Battery voltage 12/24/48 V Auto Select (36 V: manual)' |
| battery_voltage_options_v | [12, 24, 36, 48] |
| charge_algorithm | Multi-stage adaptive (eight pre-programmed algorithms) or user defined |
| charge_voltage_absorption_v | 14.4 / 28.8 / 43.2 / 57.6 V (adjustable) |
| charge_voltage_equalization_v | 16.2 / 32.4 / 48.6 / 64.8 V (adjustable); disabled by default |
| charge_voltage_float_v | 13.8 / 27.6 / 41.4 / 55.2 V (adjustable) |
| load_output_continuous_current_a | none - this model has no load output |
| max_charge_current_a | 70 |
| max_charge_current_locator | Datasheet 'Rated charge current'; manual 'Maximum battery current' |
| max_pv_current_per_mc4_connector_a | 30 |
| max_pv_current_per_mc4_connector_locator | 'Maximum current per MC4 connector is 30A' - per-connector limit, NOT the array short-circuit rating |
| max_pv_open_circuit_voltage_locator | 'Max. PV Open circuit Voltage (absolute maximum)' = 250 V - 'absolute maximum coldest conditions' |
| max_pv_open_circuit_voltage_v | 250 |
| max_pv_power_locator | 'Nominal PV power, 12 V / 24 V / 36 V / 48 V' |
| max_pv_power_w_by_battery_voltage | {'12': 1000, '24': 2000, '36': 3000, '48': 4000} |
| max_pv_short_circuit_current_a | 35 |
| max_pv_short_circuit_current_datasheet_a | 35 |
| max_pv_short_circuit_current_manual_a | 35 |
| mppt_operating_voltage_max_locator | 'Max. PV Open circuit Voltage (start-up/operating)' = 245 V |
| mppt_operating_voltage_max_v | 245 |
| mppt_operating_voltage_min_note | 'The PV voltage must exceed Vbat + 5V for the controller to start. Thereafter minimum PV voltage is Vbat + 1V.' |
| num_trackers | 1 |
| num_trackers_locator | Manual: MC4 connectors are internally parallel-connected to a single MPPT tracker |
| parallel_operation | Yes, parallel synchronised operation via VE.Can (max. 25 units) or Bluetooth (max. 10 units) |
| peak_efficiency_pct | 99 |
| self_consumption | less than 35 mA @ 12 V / 20 mA @ 48 V |
| temperature_compensation | -16 mV/degC / -32 mV/degC / -48 mV/degC / -64 mV/degC (manual); datasheet prints -16 / -32 / -64 mV/degC |
Physical / mechanical
| bracket_dimensions_mm | 249 x 227 x 101 (MC4 VE.Can L dimension drawing outline) |
| depth_mm | 95 |
| dimensions_locator | 'Dimensions (h x w x d)': Tr 185x250x95 mm; MC4 215x250x95 mm |
| enclosure_material | UNKNOWN |
| height_mm | {'Tr': 185, 'MC4': 215} |
| housing_color | Blue (RAL 5012) |
| mounting_hole_spacing_mm | UNKNOWN |
| mounting_type | ['wall'] |
| power_terminals | PV: 35 mm2 / AWG2 (Tr) or 2 pairs of MC4 connectors (MC4). Battery: 35 mm2 / AWG2 |
| shipping_weight_kg | UNKNOWN |
| weight_kg | 3 |
| width_mm | 250 |
| wire_cross_section_mm2 | 35 mm2 / AWG2 |
Installation
| altitude_derating_note | 5000m (full rated output up to 2000m) |
| indoor_outdoor | Indoor, unconditioned |
| max_installation_altitude_m | 5000 |
| mounting_orientation | UNKNOWN |
Environment
| cooling_method | UNKNOWN (natural cooling per the product page) |
| ip_rating | IP43 (electronic components), IP22 (connection area) |
| max_altitude_m | 5000 |
| nema_rating | UNKNOWN |
| operating_temperature_c | -30 to +60 (full rated output up to 40) |
| pollution_degree | PD3 |
| relative_humidity | 95 %, non-condensing |
| storage_temperature_c | UNKNOWN |
Interfaces & connectors
| battery_terminal_type | screw terminal, 35 mm2 / AWG2 |
| bluetooth | No - not built in. BlueSolar datasheet 'Data communication: VE.Direct and VE.Can'; the manual's data-communication row does not list Bluetooth |
| ethernet | UNKNOWN |
| load_output | False |
| programmable_relay | True |
| pv_connector_type | Tr: screw terminal 35 mm2 / AWG2. MC4: 2 pairs of MC4 connectors |
| relay_outputs | 1 programmable relay, DPST - AC rating 240 VAC / 4 A; DC rating 4 A up to 35 VDC, 1 A up to 60 VDC |
| remote_on_off | Yes, 2-pole connector |
| rs485 | UNKNOWN |
| ve_can | Yes - 2 x paralleled RJ45 VE.Can ports |
| ve_direct | Yes - VE.Direct port |
| wifi | UNKNOWN |
Protection
| over_temperature | Yes |
| over_voltage | UNKNOWN |
| pv_reverse_polarity | Yes |
| short_circuit | Output short circuit |
| under_voltage | UNKNOWN |
Certifications
| standards | ['EN/IEC 62109-1', 'UL 1741', 'CSA C22.2 NO.107.1-16'] |
Warranty & service
| summary | UNKNOWN (the VE.Can product page shows a warranty badge but no quotable term was returned) |
Documents
dimension-drawing
Dimension drawing SmartSolar MPPT 150/250-70 MC4 VE.Can (L)
Recorded conflicts
electrical.max_pv_short_circuit_current_a (cross-family) Review required
35 — document[0]
70 —
Additional documented parameters
Recorded verbatim from the source; no schema field exists for these yet.
| Environmental condition | Indoor, unconditioned |
| Parallel operation | Yes, parallel synchronised operation with VE.Can (max. 25 units) |
| Pollution degree | PD3 |
| Programmable relay | DPST AC rating: 240 VAC / 4 A; DC rating 4 A up to 35 VDC, 1 A up to 60 VDC |