Knowledge Base › Pv Optimizers
Huawei SUN2000-450W-P2
Official manufacturer GLOBAL verified Sept. 3, 2026
Identity
| category | pv_optimizers |
| generation | previous generation (still listed on solar.huawei.com) |
| manufacturer | Huawei |
| marketing_name | Smart Module Controller / Smart PV Optimizer |
| model | SUN2000-450W-P2 |
| note | Huawei publishes SUN2000-450W-P2 and SUN2000-600W-P on one combined datasheet and spec page. |
| product_family | SUN2000-P |
| region | GLOBAL |
| series_siblings | ['SUN2000-450W-P2', 'SUN2000-600W-P'] |
Electrical
| communication_protocol | MBUS |
| max_efficiency_pct | 99.5 |
| max_input_current_a | UNKNOWN |
| max_input_dc_power_w | UNKNOWN |
| max_input_voltage_label | Absolute max. input voltage |
| max_input_voltage_v | 80 |
| max_output_current_a | 15 |
| max_output_voltage_v | 80 |
| max_pv_module_power_rule_quote | "*1: The maximum power of PV module at STC shall NOT exceed the 'Rated Input DC Power' of the power optimizer." |
| max_pv_module_power_stc_w | 450 |
| max_short_circuit_current_isc_a | 14.5 |
| mppt_operating_voltage_range_v | 10 - 80 |
| output_bypass | True |
| output_impedance_during_standby | 1 kΩ ± 10% |
| output_voltage_during_standby_v | 0 |
| overvoltage_category | II |
| rated_input_dc_power_w | 450 |
| weighted_efficiency_pct | 99.0 |
Physical / mechanical
| dimensions_w_h_d_mm | 75 mm x 140 mm x 28 mm (3.0 in. x 5.5 in. x 1.1 in.) |
| input_connector | Staubli MC4 |
| input_wire_length_m | 0.15 |
| output_connector | Staubli MC4 |
| output_wire_length_m | 1.3 |
| weight_basis | including cables |
| weight_kg | 0.6 |
Installation
| deployment_rule | UNKNOWN |
| deployment_rule_note | No 'full optimizer configuration only' statement was found for this family in the fetched sources. Whether partial/selective deployment is supported is NOT_DOCUMENTED here; do not infer it. |
| max_optimizers_per_system | UNKNOWN |
| mixing_rule_quote | "*6 SUN2000-450W-P2/600W-P and MERC-1100/1300W-P can NOT be used in mixture under the same Smart Energy / PV Controller" |
| string_design_by_inverter | [{'inverter': 'SUN2000-2~6KTL-L1', 'min_optimizers_per_string': 4, 'max_optimizers_per_string': 25, 'max_dc_power_per_string_w': 6000}, {'inverter': 'SUN5000-8/12K-MAP0', 'min_optimizers_per_string': 6, 'max_optimizers_per_string': 35, 'max_dc_power_per_string_w': 12000}, {'inverter': 'SUN2000-3~10KTL-M1', 'min_optimizers_per_string': 6, 'max_optimizers_per_string': 35, 'max_dc_power_per_string_w': 12000}, {'inverter': 'SUN2000-5/6/8/10/12K-MAP0', 'min_optimizers_per_string': 6, 'max_optimizers_per_string': 35, 'max_dc_power_per_string_w': 12000}, {'inverter': 'SUN2000-12~25KTL-M5', 'min_optimizers_per_string': 6, 'max_optimizers_per_string': 35, 'max_dc_power_per_string_w': 12000}, {'inverter': 'SUN2000-12~25K-MB0', 'min_optimizers_per_string': 6, 'max_optimizers_per_string': 35, 'max_dc_power_per_string_w': 12000}, {'inverter': 'SUN2000-30K/36K/40K-M3', 'min_optimizers_per_string': 6, 'max_optimizers_per_string': 25, 'max_dc_power_per_string_w': 12000}, {'inverter': 'SUN5000-17/25K-MB0', 'min_optimizers_per_string': 6, 'max_optimizers_per_string': 35, 'max_dc_power_per_string_w': 12000}] |
Environment
| degree_of_protection | IP68 |
| max_operating_altitude_m | UNKNOWN |
| operating_humidity_pct_rh | 0 - 100 |
| operating_temperature_c | -40 to +85 |
Interfaces & connectors
| communication | MBUS (power line communication over the PV string) |
Protection
| note | This generation shuts down to 0 V with a 1 kΩ output impedance, unlike the MERC family which holds 1 V. Do not carry either figure across families. |
| rapid_shutdown | UNKNOWN |
| shutdown_output_impedance | 1 kΩ ± 10% |
| shutdown_output_voltage_v | 0 |
Certifications
| emc | UNKNOWN |
| fire_safety | VDE-AR-E 2100-712:2018-12 |
| rohs | True |
| safety | IEC62109-1 (class II safety) |
Warranty & service
| standard_warranty_years | UNKNOWN |
Documents
Recorded conflicts
documented_relationships (compatible inverter list) Review required
SUN2000-2~6KTL-L1, SUN5000-8/12K-MAP0, SUN2000-3~10KTL-M1, SUN2000-5/6/8/10/12K-MAP0, SUN2000-12~25KTL-M5, SUN2000-12~25K-MB0, SUN2000-30K/36K/40K-M3, SUN5000-17/25K-MB0 — https://solar.huawei.com/en/products/SUN2000-450W-P2-600W-P/specs/ (current spec page, PV System Design table)
SUN2000-2/3/3.68/4/4.6/5/6KTL-L1, SUN2000-3/4/5/6/8/10KTL-M1, SUN2000-12/15/17/20KTL-M2, SUN2000-30/36/40KTL-M3 — https://solar.huawei.com/-/media/Solar/attachment/pdf/apac/datasheet/P2%20Datasheet/SUN2000-450W-P2%20%20600W-P%20Datasheet.pdf
installation.string_design_by_inverter (SUN2000-3~10KTL-M1) Review required
min 6 / max 35 / 12,000 W per string — https://solar.huawei.com/en/products/SUN2000-450W-P2-600W-P/specs/ (current spec page)
min 4 / max 35 / 10,000 W per string — https://solar.huawei.com/-/media/Solar/datasheet/SUN2000450WP2SUN2000600WP.pdf (version 2022.07.12)
installation.string_design_by_inverter (SUN2000-2~6KTL-L1) Review required
min 4 / max 25 / 6,000 W per string — https://solar.huawei.com/en/products/SUN2000-450W-P2-600W-P/specs/ (current spec page)
min 6 / max 25 / 6,000 W per string — https://solar.huawei.com/-/media/Solar/datasheet/SUN2000450WP2SUN2000600WP.pdf (version 2022.07.12)
Additional documented parameters
Recorded verbatim from the source; no schema field exists for these yet.
| documented_relationship:inverter_optimizer | {"to_manufacturer": "Huawei", "to_model": "SUN2000-2/3/3.68/4/4.6/5/6KTL-L1, SUN2000-3/4/5/6/8/10KTL-M1, SUN2000-12/15/17/20KTL-M2, SUN2000-30/36/40KTL-M3", "relationship_type": "inverter_optimizer", "match_level": "series", "communication_protocol": "MBUS", "required_firmware": "UNKNOWN", "required_settings": "See PDF PV System Design table", "required_accessories": "None documented", "region": "APAC / Global", "source": "Huawei SUN2000-450W-P2 & 600W-P datasheet (PDF)", "source_url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/apac/datasheet/P2%20Datasheet/SUN2000-450W-P2%20%20600W-P%20Datasheet.pdf", "source_page": "Compatible inverter models", "confidence": "officially-verified", "status": "COMPATIBLE", "notes": "Older PDF list, retained alongside the current spec-page list because the two disagree. Includes SUN2000-12/15/17/20KTL-M2 which the current page omits."} |
| manufacturer_legal_entity_as_printed | UNKNOWN |