

China EPS Fire Emergency Power Supply – Reliable Power Source for Fire Protection | Trusted Suppliers & Factory
The EPS (Emergency Power Supply) fire emergency power supply is an essential centralized power source tailored for fire protection systems. This robust system delivers rapid, stable, and reliable electrical support to critical fire safety facilities such as emergency lighting, fire pumps, fire elevators, and fire alarm systems during mains power failures or interruptions. By ensuring an uninterrupted power supply, this solution plays a vital role in safeguarding lives and property. As a leading factory and supplier in China, we are dedicated to providing top-quality EPS systems that meet the highest standards in fire safety
Emergency Lighting Type
Primarily used to provide centralized power supply for emergency lighting fixtures during building fires or emergencies.
Hybrid Type
Capable of supporting both emergency lighting and mixed loads such as fire pumps and fire elevators.
Power Inverter Type
Specifically designed for power loads like electric motors, providing a variable-frequency three-phase emergency power system that supports soft motor starts to reduce startup impact.
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High Reliability
Incorporates redundant design with forced start, overload operation, and segmented battery management to ensure continuous power supply during emergencies. -
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Rapid Switchover
Switching time between utility power and emergency power typically under 5 seconds (millisecond-level for select models), meeting fire protection systems’ demand for instantaneous power supply. -
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Intelligent Management
Equipped with smart monitoring and alarm functions to track real-time power status and battery health, facilitating timely maintenance and management. -
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High Adaptability
Capable of handling capacitive, inductive, and mixed loads with robust overload capacity and surge resistance, suitable for diverse complex environments.
Building Fire Protection
Provides power support for emergency lighting, fire pumps, fire elevators, fire alarm systems, and other fire protection equipment.
Medical Facilities
Ensures emergency power supply for critical areas like operating rooms and intensive care units, maintaining uninterrupted medical operations.
Public Infrastructure
Provides backup power for road lighting, tunnel illumination, electrical facilities, industrial plants, and mining operations.
Industrial Production
Delivers standby power to high-demand equipment in chemical, metallurgical, and electronics industries, preventing production halts and equipment damage during outages.
| Rated capacity | 16kwh ~ 800kwh | |
| AC Input | Phase | 3 phase 4 wire + PE |
| Voltage | 380V ± 15% | |
| Frequency | 50Hz ± 5% | |
| Emergency Output | Voltage | 380V ± 3% |
| Frequency | 50/60Hz ± 0.5Hz | |
| Wave form | Pure Sine Wave | |
| THD | <5% (0–100% Under linear load) | |
| Inverter Efficiency | >92% | |
| Overload capacity | 120% 35s | |
| Battery | Type | LiFePO4 |
| Voltage | 153 ~ 614 VDC | |
| Standby time | 1 ~ 24H (Design requirements may specify configuration) | |
| Charging time | 1 ~ 24H (Design requirements may specify configuration) | |
| Conversion time | <0.5s | |
| Protection | Emergency state overload protection, output open-circuit/short-circuit protection; battery under-voltage protection | |
| Alert | Battery under-voltage, battery connection failure, charger malfunction, sustained overload, inverter failure, etc. | |
| Ambient temperature | -20 ~ 55°C | |
| Humidity | <90% RH, non-condensing | |
| Altitude | <2000m | |
| Noise | No noise during mains power output; Emergency output mode <55dB | |
| Communications | RS485 / CAN (Optional) | |
LET’S FIND YOUR SOLUTION
Let’s find your power solution.
Tell us your application, power rating and input/output requirements. Our team will help you choose a suitable product category and configuration.


