Rebel POWER-1500-LFP4 Emergency Power Supply – Pure Sine Wave Inverter with 12V Charging Function, 230V, 1500VA/1050W

When the grid fails at a remote cabin or a worksite trailer, the Rebel POWER-1500-LFP4 steps in to keep essential electronics running. This emergency power supply combines a pure sine wave inverter with a built-in 12V battery charger, delivering clean 230V AC from a 12V battery bank. With 1500VA surge capacity and 1050W continuous output, it handles everything from power tools to sensitive medical devices without distortion.

Key specifications

• Continuous output power: 1050 W
• Peak power (VA): 1500 VA
• Output waveform: Pure sine wave
• Input DC voltage: 12 V
• Output AC voltage: 230 V AC
• Output frequency: 50 Hz
• Built-in battery charger: Yes (max 20 A)
• Efficiency: >90%
• Transfer time: 4-6 ms
• Protections: Overload, short circuit, over-temperature, over-discharge, overcharge, reverse polarity
• Display: LCD
• Operating temperature: 0°C to 40°C
• Cooling: Active (fan)
• Recommended battery types: 12V lead-acid (AGM, gel, flooded) or LiFePO4
• Input AC voltage range (charger): 140-275 V AC
• Battery low voltage cutoff: 10.5 V DC
• Battery over voltage protection: 15 V DC

Why choose it

Pure sine wave output ensures compatibility with all AC loads, including inductive motors and sensitive electronics. The integrated 20A charger automatically recharges your battery when mains power is available, making it a true all-in-one backup solution. Its fast 4-6 ms transfer time means connected devices barely notice a power interruption.

Ideal use cases

• Emergency backup for home offices and small businesses
• Off-grid power for cabins, RVs, and boats
• Mobile workshops and construction sites
• Protecting medical equipment during outages
• Running power tools and appliances from a vehicle battery

Good to know

The unit supports both lead-acid and LiFePO4 batteries, giving you flexibility in battery choice. Active fan cooling maintains optimal operating temperature even under heavy loads. The LCD display provides real-time status of input voltage, output power, and battery level. Always ensure proper ventilation and use appropriate cable sizes for the battery connection.