50kW-100kWh Energy Storage System Outdoor Cabinet Battery as Backup

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Battery rated capacity	100kWh
Battery rated voltage	844.8V
Battery voltage range	739.2V~950.4V
Battery type	Lithium Iron Phosphate battery(LFP)
Battery cell capacity	120Ah
Series of Battery	1P24S11S
Maximum charge and discharge current	60A
Photovoltaic rated capacity	50kW
Photovoltaic voltage range	200~550V
Rated AC power	50kW
Rated AC current	72A
Rated AC voltage	400V，3W+N+PE/3W+PE
Rated AC frequency	50/60Hz
THDI	＜3%（Ratedpower）
Power Factor	-1leading to+1lagging
THDU	＜3%（Linear Load）
Degree of protection	IP54
Protective Class	I
Isolation mode	Industrial Transformer Isolation
Shutdown self-discharge	＜100W（Without transformer）
Display	LCD
Relative humidity	0 ~ 95%(no condensation)
Noise	＜78dB
Ambient temperature	-25℃ to +60℃(withderating at temperatures above 45℃)
Cooling mode	Intelligent air-cooled
Altitude	3000m(> 3000m reduction)
Communication interface	CAN/Ethernet/485
Size(WDH)	130010302100mm
Weight(approx.)	2150kg

Brief Introdution

Q : 1. What applications is this outdoor ESS cabinet ideal for? A : Outdoor ESS cabinet is perfect for commercial PV+storage, peak shaving, off-grid backup, or EV charging support in harsh environments.
Q : 2. What's included inside the integrated cabinet? A : The integrated cabinet includes LFP batteries, 50kW PCS, EMS, fire protection, AC/DC distribution, air cooling, and optional transformer.
Q : 3. How is the system installed and maintained? A : Front-access maintenance, air-cooled control, and a compact 1.3×1.03m footprint make outdoor installation quick and low-effort.
Q : 4. Is this cabinet suitable for grid-tied and off-grid use? A : Yes, outdoor energy storage cabinet supports both modes, with isolated transformer options and flexible power flow strategies.
Q : 5. What are the battery specs and safety features? A : Outdoor energy storage cabinet uses LFP cells with 844.8V rated voltage, 739–950V range, and supports fast shut-off, low noise, and smart discharging.
Q : 6. How can I monitor and manage the system? A : Outdoor energy storage cabinet features a local LCD screen plus remote EMS access via CAN, Ethernet, and RS485 interfaces.