High Conversion EfficiencyMore of your solar reaches the home
MPPT TrackingMaximises yield in changing light
Grid CompliantMeets UK G98 / G99 requirements
SolarEdge Solar Edge S500B Power Optimizer (45mm Depth)
- Solar Edge S500B Power Optimizer (45mm Depth)
- Part No: S500-B-MC4 / S500-B-MC4-20 / S500-B-MC4-40
- Inverters - Optimisers
- Specifically designed to work with SolarEdge residential inverters
- Mitigates all types of module mismatch loss, from manufacturing tolerance to partial shading
- Faster installations with simplified cable management and easy assembly using a single bolt
- Detects abnormal PV connector behavior, preventing potential safety issues
- Module-level voltage shutdown for installer and firefighter safety
- Flexible system design for maximum space utilization
- Compatible with bifacial PV modules
- Superior efficiency (99.5%)
For more details of the S500B bracket changes please refer to "White Paper S500B Mounting bracket changes (B to B2)" for all the details from SolarEdge.
Buying more than one
| Pack | Units | Price | Per unit | Saving |
|---|---|---|---|---|
| Single | 1 | £62.43 | £62.43 | — |
| Pallet of 20 | 20 | £1,216.05 | £60.80 | 2.6% |
| Pallet of 40 | 40 | £2,406.77 | £60.17 | 3.6% |
Prices exclude VAT. Per-unit figures are worked out from the pack price.
High Efficiency 99.5 %More power from the same roof space
IP68 RatedBuilt for UK weather conditions
Electrical
| Rated Power (Pmax) | 550 W |
|---|---|
| Module Efficiency | 99.5 % |
| MPPT Quantity | 1 |
| Min MPPT Voltage | 12.5 V |
| Max MPPT Voltage | 105 V |
| Max Input Voltage | 125 V |
| Max DC Current | 15 A |
| Max DC Inputs | 1 |
| Integrated DC Switch | No |
Mechanical
| Height | 165 mm |
|---|---|
| Width | 129 mm |
| Depth | 45 mm |
| Weight | 790 g |
| Connector | MC4 |
| Cable Length | Input 0.1 m, output 2.3 m (+) / 0.1 m (-) |
| IP Rating | IP68 |
Operating conditions
| Operating Temperature | -40 °C to +85 °C |
|---|
Warranty
| Warranty | 25 years |
|---|
- Application Note Kompatibilitv§t zwischen SolarEdge Leistungsoptimierern (German)
- Application Note Optimiser Inter-compatibility
- Application Note SolarEdge Optimiser Input Connector Compatibility
- CE Declaration of Conformity S- Series
- Data Sheet SolarEdge Optimiser S440-S650B DE (German)
- Data Sheet SolarEdge Optimiser S440-S650B EN
- Data Sheet SolarEdge Optimiser S440-S650B NL (Dutch)
- Data Sheet SolarEdge Optimiser S440-S650B SWE (Swedish)
- Installation Manual SE - Optimiser Starter Guide
- Installation Manual Solar Edge - Frame Mounted Install Optimiser
- User Manual Solar Edge - Ground Mounted Optimiser - Manual
- Warranty January 2026
- White Paper S500B Mounting bracket changes (B to B2)
- White Paper SolarEdge S500B/S650B Waiver for Use
Most orders are delivered the next working day, subject to the delivery method, product availability, order processing time and destination. Next-working-day delivery is typical for standard deliveries and is not guaranteed for every order.
Pallet deliveries may take an additional day or so, depending on the products ordered, the delivery location and the carrier’s schedule. Special delivery arrangements may also require additional time.
Please refer to your tracking information for the latest delivery updates.



