The SU 2025 LiFePO4 Battery 12V 120Ah and 48V models redefine portable energy with advanced thermal stability, 4000+ cycles, and a built-in power display. Designed for RVs, solar systems, and marine use, it combines rapid charging (0-100% in 3 hours) with ultra-safe lithium iron phosphate chemistry. Its modular design allows voltage customization, outperforming lead-acid alternatives in energy density and lifespan.
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What Safety Features Are Integrated Into the SU 2025 Design?
Multi-layered protection includes:
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- BMS with overcharge/over-discharge cutoff
- Short-circuit auto-recovery
- Flame-retardant ABS casing
- Pressure relief valves
- Thermal runaway prevention
The built-in Battery Management System (BMS) continuously monitors cell voltages and temperatures, achieving UL1973 certification for fire resistance. Impact-resistant corners and IP65 rating ensure durability in harsh environments.
| Safety Certification | Standard | Protection Level |
|---|---|---|
| Thermal Stability | UL1973 | Up to 150°C |
| Impact Resistance | MIL-STD-810G | 1.5m Drop Test |
| Waterproofing | IP65 | Dust/Water Jets |
Extended protection comes from adaptive thermal management that dynamically adjusts charge rates based on ambient temperatures. The flame-retardant casing undergoes rigorous UL94 V-0 testing, preventing fire spread even under extreme internal short-circuit conditions. Pressure relief valves activate at 12 psi to safely vent gases during rare thermal events, while the auto-recovery BMS restores functionality within 30 seconds after resolving faults like temporary voltage spikes.
Deespaek 36V 100Ah LiFePO4 Battery Guide
What Charging Solutions Are Compatible?
Supports:
- Solar: 100-450VDC input
- AC: 110-240V via included 20A charger
- Vehicle alternators (with built-in surge protection)
Regenerative charging captures energy from braking systems in marine/RV applications. The hybrid charging port accepts Anderson SB175, XT90, and standard ring terminals simultaneously for flexible power source switching.
| Charging Method | Input Voltage | Max Current | Efficiency |
|---|---|---|---|
| Solar | 100-450V DC | 40A | 98% |
| AC Charger | 110-240V AC | 20A | 94% |
| Vehicle | 12/24V DC | 30A | 92% |
The adaptive MPPT solar controller automatically optimizes input from panels with 22-60Voc range, while the alternator charging mode includes voltage-sensitive relay (VSR) technology to prevent overloading vehicle electrical systems. For industrial applications, the battery accepts custom charging profiles through its CANbus interface, enabling integration with wind turbines or micro-hydro generators. The regenerative braking feature recovers up to 15% of kinetic energy in mobile installations through proprietary reverse-current management.
How Does the SU 2025 LiFePO4 Battery Compare to Traditional Alternatives?
The SU 2025 battery delivers 3x longer lifespan than AGM batteries, maintaining 80% capacity after 4,000 cycles. Unlike lead-acid models, it operates efficiently from -20°C to 60°C with zero memory effect. Its 120Ah version provides 1.5kWh usable energy—50% more than equivalent lead-acid units—while weighing 70% less for easier portability.
Can the SU 2025 Battery Be Used in Parallel/Series Configurations?
Yes, the SU 2025 supports up to 4-unit parallel connections for expanded capacity (480Ah max) and series setups for 24V/48V systems. Proprietary balancing technology prevents voltage drift between cells during stacking. The modular design enables hybrid configurations—combine 12V and 48V units through the smart power display interface for custom voltage outputs.
What Maintenance Is Required for Optimal Performance?
Requires zero active maintenance due to:
- Self-balancing BMS
- Automatic cell equalization
- Passive cooling system
Users should avoid complete discharges below 10% and store at 50% charge if unused for >3 months. The LCD display shows health metrics—replace when cycle count exceeds 4,000 or capacity drops below 70%.
How Does the Built-In Power Display Enhance Usability?
The 3.5″ color LCD shows real-time metrics:
- Remaining runtime (minutes)
- Charge/discharge rates
- Cell voltage variance
- Temperature gradients
Touch controls enable custom presets for different applications. Bluetooth connectivity (via optional module) allows remote monitoring through a dedicated app with historical usage graphs and predictive maintenance alerts.
“LiFePO4 technology has reached an inflection point with models like the SU 2025,” says Dr. Elena Torres, battery systems engineer. “Its 160Wh/kg energy density and 95% round-trip efficiency set new benchmarks. The integrated health diagnostics—particularly cycle life predictions based on charge/discharge patterns—represent a paradigm shift in user-friendly energy management.”
FAQs
- Q: Can it power high-draw appliances like air conditioners?
- A: Yes—the 48V model supports 200A continuous discharge (10kW peak), sufficient for 12,000 BTU AC units.
- Q: Is the power display waterproof?
- A: The screen has IP65 rating; submergible to 1m for 30 minutes.
- Q: What warranty applies?
- A: 7-year limited warranty covering capacity degradation below 70% within 4,000 cycles.