PB Inverter Series (Home ESS)
16S 48 V BMS for Residential Solar Storage
300 A continuous current, 2 A active balancing, and CAN/RS485/Bluetooth communication engineered for 16S 48 V LiFePO4 packs. Native protocol synchronization with global mainstream solar inverters – purpose-built for residential energy storage systems.
Snapshot
Lead time
3-4 weeks
MOQ
50 units
OEM/ODM
Supported
Warranty
24 Months
Balance
2 A Active
Overview
PB Inverter Series Smart BMS
The PB Inverter Series is an inverter-grade smart BMS designed for residential energy storage systems. With 300 A continuous current capacity and 2 A active balancing, it delivers reliable protection and cell equalization for 16S to 24S LiFePO4 battery packs. CAN and RS485 communication ports with Bluetooth monitoring enable seamless integration with major inverter brands.
Built for the demands of daily cycling in home ESS environments, the PB Inverter Series features pre-tested protocol mappings that reduce commissioning time and eliminate communication mismatches between the BMS and inverter.
Situation
Your residential energy storage system needs a BMS that can handle daily charge-discharge cycling at 300 A continuous, maintain cell balance across thousands of cycles, and communicate seamlessly with your hybrid solar inverter. You need a BMS that works out of the box with Victron, Deye, or Growatt – not one that requires custom protocol development or field configuration.
The Challenge
Many BMS units designed for home ESS lack pre-integrated inverter protocol mappings, requiring your installer or engineering team to manually configure CAN/RS485 parameters – a process that often results in communication mismatches, incorrect SOC reporting, and inverter fault events. Without sufficient current rating for the full inverter output, the BMS becomes the bottleneck in the system, limiting the usable power from your solar array and battery bank during peak demand periods.
How do you select a 300 A BMS for 48V home energy storage with pre-integrated inverter protocol mapping and 2 A active balancing?
Our Answer
SSLBATT PB Inverter Series BMS delivers 300 A continuous current, 2 A active balancing, and factory-tested CAN/RS485 protocol mappings for Victron Energy, Deye, Growatt, GoodWe, SMA, Solis, Huawei, and Schneider Electric inverters – so the BMS communicates correctly with your inverter from first power-on. Designed for 16S to 24S LiFePO4 packs in residential ESS applications, it provides inverter-grade protection logic with active balancing that maintains cell SOC alignment across the daily cycling profile typical of solar self-consumption and backup systems.
Pre-Integrated Inverter Protocols
CAN and RS485 protocol mappings are factory-loaded and tested for the most popular hybrid inverter brands – pinout, baud rate, and register map are verified before shipment. Share your inverter model during technical review and we confirm compatibility before your BMS ships.
Daily Cycling BMS Logic
Protection thresholds and balancing strategy are configured for the daily charge-discharge cycles typical of home ESS – active balancing maintains cell alignment through repeated cycling, preventing the SOC drift that reduces usable capacity and triggers false alarms.
Inverter-Grade Protection
Overcurrent, overvoltage, undervoltage, temperature, and short-circuit protection with response timing calibrated for inverter-coupled systems – avoiding nuisance trips during normal inverter starting transients while providing reliable fault isolation when needed.
Where It Fits Best
| Application | Why it fits |
|---|---|
| Home ESS with daily charge/discharge cycles | 300 A continuous rating handles peak loads from household inverters. |
| Solar self-consumption and backup systems | Pre-integrated CAN/RS485 protocol maps for popular hybrid inverters. |
| 16S-24S LiFePO4 battery banks | Flexible string configuration covers 48 V to 72 V nominal architectures. |
Engineering Guidance
| Design item | Why it matters |
|---|---|
| Inverter protocol matching | CAN/RS485 pinout and baud rate must match the target inverter for reliable communication. |
| Continuous vs peak current planning | 300 A continuous supports most 8-15 kW inverters; verify surge duration against BMS response timing. |
| Active balancing configuration | 2 A balancing reduces equalization time and maintains SOC accuracy across cycling. |
| Thermal management in enclosures | High-current operation generates heat; ensure adequate airflow around the BMS heatsink. |
Engineering Data
Specification Snapshot
Procurement-friendly parameters for fast vendor qualification. Request the PDF datasheet for electrical curves and compliance documents.
SKU
PB-INV-BMS
Voltage Range
48 V – 72 V (16S-24S)
Continuous Current
300 A
Balance Current
2 A Active
Communication
CAN / RS485 / BT
Operating Temp
-20 °C to 65 °C
Safety Layer
BMS & Safety
Engineer-grade protection logic designed for the demands of daily cycling in home ESS environments. Every threshold is configurable to match your inverter and battery parameters.
Overcharge Protection
Voltage ceiling enforcement with configurable thresholds and balancing strategy.
Over-discharge Cutoff
Pack health protection under deep discharge with programmable voltage limits.
Overcurrent Protection
Dual-layer response: programmable thresholds for charge and discharge paths.
Short Circuit Protection
Fast-acting hardware and firmware cutoff under 200µs response time.
Temperature Monitoring
NTC-based sensing with charge/discharge temperature lockout zones.
2 A Active Balancing
Energy-transfer balancing reduces equalization time and cell drift.
Bluetooth Monitoring
Real-time cell voltage, temperature, and alarm data via mobile app.
CAN/RS485 Isolation
Galvanic isolation on communication ports prevents ground loop issues.
Integration
Inverter Compatibility
We support common inverter/EMS brands through factory-tested protocol mapping (CAN/RS485) and BMS parameter tuning. Share your inverter model and target charge profile to validate a clean integration.
Custom BMS protocol available on request.
Where It Wins
Applications
Match this SKU to proven deployment contexts.
Residential ESS
Inverter-grade protection for solar self-consumption and daily cycling.
Home Backup Power
300 A continuous with CAN/RS485 mapping for seamless inverter handoff.
48 V Off-Grid Solar
16S-24S packs with active balancing across deep discharge cycles.
Light Commercial ESS
Small business solar+storage with first-power-on inverter sync.
FAQ
Frequently Asked Questions
What information is needed to quote a PB Inverter BMS?
Share your battery voltage (16S-24S), target continuous current, inverter make and model, and operating temperature range. These inputs let us confirm the correct SKU, pre-configure the protocol mapping, and provide a firm lead time.
Which inverters are pre-configured?
The PB Inverter Series ships with factory-tested CAN/RS485 protocol mappings for Victron Energy, Deye, Growatt, GoodWe, SMA, Solis, Huawei, and Schneider Electric. Custom protocol mapping is supported for OEM programs.
Does the BMS support parallel operation?
Yes. Multiple PB Inverter BMS units can be configured for parallel battery banks. CAN bus communication enables coordinated operation and monitoring across parallel packs. Contact engineering for topology guidance.
What is the difference between active and passive balancing?
Active balancing transfers energy from higher-voltage cells to lower-voltage cells, reducing waste heat and balancing faster. The PB Inverter Series uses 2 A active balancing, which equalizes cells up to 4x faster than passive (resistive) balancing and improves overall system efficiency.
Can the Bluetooth app be used for configuration?
Yes. The SSLBATT BMS mobile app (iOS/Android) provides real-time monitoring of cell voltages, temperatures, SOC, and alarms. Parameter adjustments including protection thresholds and balancing settings are accessible via the app or the CAN/RS485 interface.
What is the warranty and return policy?
Standard warranty is 24 months from shipment. Extended warranty options are available for qualified OEM programs. BMS units are tested before dispatch; any defects are covered under our standard RMA process.
Request Quote
Request OEM Quote
Factory-direct pricing, MOQ details, and OEM/ODM timelines for the PB Inverter Series 300 A Smart BMS.