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Description
SolarEdge U650 Power Optimizer 650W 100V - U650BThe SolarEdge U650B Power Optimizer is a USA manufactured, module level DC power optimizer designed for residential solar systems using SolarEdge inverters. With support for high open circuit voltage (Voc) modules and extended output voltage, it provides improved design flexibility for complex, multifaceted roofs while reducing yield factor losses. It delivers 99. 5% efficiency, mitigates all types of module mismatch loss, and features patented Sense
The SolarEdge U650B Power Optimizer is a USA-manufactured, module-level DC power optimizer designed for residential solar systems using SolarEdge inverters. With support for high open-circuit voltage (Voc) modules and extended output voltage, it provides improved design flexibility for complex, multifaceted roofs while reducing yield factor losses. It delivers 99.5% efficiency, mitigates all types of module mismatch loss, and features patented Sense Connect arc prevention and SafeDC™ module-level voltage shutdown for installer and firefighter safety.
Key Features & Benefits
USA-Manufactured: Eligible for domestic content tax credit when paired with certain SolarEdge inverters.
Supports High Voc Modules: Handles modules with open-circuit voltage up to 100V, providing greater design flexibility.
Extended Output Voltage (80V): Reduces yield factor losses on complex, multifaceted roofs.
99.5% Superior Efficiency: Maximizes energy harvest by mitigating mismatch losses from shading, soiling, and manufacturing tolerances.
Sense Connect Arc Prevention: Patented technology automatically detects and prevents potential electric arcs at the connector level before an arc is created.
SafeDC™ Module-Level Shutdown: Reduces output voltage to 1V per optimizer when disconnected from the inverter, providing installer and firefighter safety.
Flexible System Design: Allows parallel strings of different lengths and orientations for maximum space utilization.
Simplified Installation: Faster wire management and easy assembly using a single bolt.
Compatible with High-Powered and Bifacial Modules: Supports a wide range of modern PV modules.
Meets NEC Requirements: Compliant with arc fault protection (AFCI) and Photovoltaic Rapid Shutdown System (PVRSS) per NEC 2014–2023.
IP68 / NEMA 6P Rated: Fully sealed against water and dust for long-term outdoor reliability.
25-Year Warranty: Backed by a 25-year warranty.
Technical Specifications
| Specification | Detail |
|---|---|
| Manufacturer | SolarEdge |
| Model | U650B |
| Rated Input DC Power | 650 W |
| Absolute Max Input Voltage (Voc) | 100 Vdc |
| MPPT Operating Range | 12.5 – 100 Vdc |
| Maximum Input Current (Max Isc of PV Module) | 15 Adc |
| Maximum Input Short Circuit Current | 18.75 Adc |
| Maximum Efficiency | 99.5% |
| Weighted Efficiency | 98.6% |
| Maximum Output Current | 15 Adc |
| Maximum Output Voltage | 80 Vdc |
| Safety Output Voltage (Standby) | 1 ± 0.1 Vdc |
| Maximum Allowed System Voltage | 1000 Vdc |
Mechanical Specifications
| Specification | Detail |
|---|---|
| Dimensions (W x L x H) | 129 x 165 x 45 mm (5.07 x 6.49 x 1.77 in) |
| Weight | 790 g (1.74 lbs) |
| Input Connector | MC4 |
| Input Wire Length | 0.1 m (0.32 ft) |
| Output Connector | MC4 |
| Output Wire Length | (+) 2.3 m, (-) 0.10 m |
| Operating Temperature | -40°C to +85°C (derating above +75°C) |
| Protection Rating | IP68 / NEMA 6P |
| Relative Humidity | 0 – 100% |
String Design Guidelines (with SolarEdge Inverters)
| Parameter | Value |
|---|---|
| Minimum String Length | 6 optimizers |
| Maximum String Length | 25 optimizers |
| Maximum Usable Power per String | 5,700 W |
| Parallel Strings of Different Lengths/Orientations | Yes |
Standard Compliance
| Standard | Compliance |
|---|---|
| Rapid Shutdown | CSA C22.2#330, NEC 2014–2023 |
| EMC | FCC Part 15 Class B, IEC 61000-6-2, IEC 61000-6-3 |
| Safety | CSA C22.2#107.1, IEC 62109-1 (Class II), UL 1741 |
| Material | UL 94 V-0, UV Resistant |
| Fire Safety | VDE-AR-E 2100-712:2013-05 |
| RoHS | Yes |
Product Documents
Full Datasheet: Download PDF
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy