Deye SE-F12 Max Energy Storage System – 11.8kWh LiFePO4 Solar Battery with IP65 Protection
The Deye SE-F12 Max is a next-generation LiFePO4 solar battery designed for residential and small commercial energy storage systems. With 11.8kWh nominal energy, 230Ah capacity, and 51.2V nominal voltage, this system provides reliable and scalable storage for modern solar PV installations.
Built for solar installers, EPCs, solar distributors, and solar wholesalers, the SE-F12 Max is optimised for high-performance solar battery systems and complete energy storage solutions.
High-Capacity Energy Storage with Low-Voltage Architecture
The SE-F16 Max delivers 11.8kWh usable energy with a 44.8V to 57.6V operating range, making it suitable for:
- Residential solar PV systems
- Hybrid inverter systems
- Self-consumption optimisation
- Backup power applications
This ensures stable performance across varying load conditions.
Improved Performance and Output Capability
Compared to previous SE series, the Max version offers:
- Up to 11.8kW output capability
- Optimised charge/discharge performance
- Improved energy density through integrated PACK design
This makes it suitable for higher-demand energy storage systems.
LiFePO4 Battery with Advanced BMS Protection
The SE-F16 Max uses Lithium Iron Phosphate (LFP) chemistry, providing:
- Long cycle life ≥6000 cycles
- High thermal stability and safety
- Built-in intelligent BMS with active fuse
- Integrated circuit breaker for additional protection
These features ensure long-term reliability and safe operation.
Scalable Energy Storage System Design
The system supports:
- Up to 32 units in parallel
- Modular expansion for larger ESS projects
- Optional expansion up to 64 units with CAN-Bridge
This allows flexible system sizing for residential and commercial installations.
IP65 Outdoor-Ready Design
The SE-F16 Max features:
- IP65 / NEMA 3R protection rating
- Wide operating temperature range -20°C to 55°C
- Intelligent thermal management
This enables installation in indoor and outdoor environments.
Smart Monitoring and Communication
The Deye SE-F12 Max battery supports:
- CAN2.0 and RS485 communication
- Bluetooth monitoring via app
- Remote monitoring via Deye inverter integration
This enables real-time system monitoring and easier commissioning.
Flexible Installation
- Wall-mounted
- Floor-mounted
Flat design allows efficient use of installation space.
Technical Overview
- Battery type: LiFePO4 (LFP)
- Nominal energy: 11.8kWh
- Nominal capacity: 230 Ah
- Nominal voltage: 51.2 V
- Operating voltage: 44.8 – 57.6 V
- Max output power: 11.8 kW
- Max charge current: 230 A
- Max discharge current: 230 A
- Peak discharge: 280 A (10 sec)
- Cycle life: ≥6000 cycles
- Protection: IP65 / NEMA 3R
- Communication: CAN / RS485 / Bluetooth
- Scalability: up to 32 units (64 with CAN-Bridge)
Product Datasheet and Downloads
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Datasheet Deye SE-F12 Max EN
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Datenblatt Deye SE-F12 Max DE
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Product Catalog and Datasheets SE-F Series of Deye Batteries
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Fisa Technica DeyeDeye SE-F12 Max RO
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Adatlap Deye Deye SE-F12 Max HU
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Ficha Tecnica Deye Deye SE-F12 Max ES
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Scheda Tecnica Deye SE-F12 Max IT
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Installation and User Manual Deye SE-F12 Max EN
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Deye Hybrid Inverters Solar Battery Compatibility List
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QUICK Installation Guide Deye SE-F12 Max EN
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Installations- und Benutzerhandbücher Deye SE-F12 Max DE
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Manufacturer Warranty Deye SE-F12 Max Series
FAQ regarding the Deye SE-F12 Max Solar Battery
The Deye SE-F12 Max is a 11.8kWh LiFePO4 solar battery used in residential and commercial energy storage systems for self-consumption, backup power, and hybrid solar applications. Watch our solar trainings and webinars or visit you 3Buy Youtube Channel. … or alternatively you can browse for our latest articles regarding renewable and energy efficient heating and cooling in our Solar Distributor Blog.
Have you checked all our products? Go to our Solar PV and Energy Storage Shop | 3Buy Installer-Grade & DIY EU
The SE-F12 Max features IP65 protection, higher output capability, improved energy density, and enhanced system performance compared to the standard SE-F12 battery.
Yes, the SE-F12 Max has an IP65 / NEMA 3R rating, making it suitable for both indoor and outdoor installations.
Yes, the system supports up to 32 units in parallel, with optional expansion up to 64 units using CAN-Bridge for larger energy storage systems.






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