DAHUA 1500VA UPS, 4 Ports, 900W (DH-PFM350-900-A)

The DAHUA 1500VA UPS (DH-PFM350-900-A) is a reliable line-interactive uninterruptible power supply designed to provide stable and continuous power to critical devices. With a wide input voltage range of AC81–145 V or AC140–290 V, built-in Boost and Buck AVR, and off-mode charging with cold start capability, this UPS adapts to fluctuating power environments while protecting your devices from overload, overcharge, and discharge. Its compact design, four output ports, and simulated sine wave battery mode ensure seamless performance, making it ideal for home offices, small servers, and workstations requiring uninterrupted power.

Product Features

Wide Input Voltage Range

Supports AC81–145 V or AC140–290 V input, allowing operation in areas with voltage fluctuations.

Boost and Buck AVR

Automatically stabilizes output voltage, protecting devices from overvoltage or undervoltage conditions.

Cold Start and Off-Mode Charging

Enables UPS operation and battery charging even when the unit is turned off.

Full Protection

Safeguards connected devices from overload, heavy discharge, and overcharge for enhanced reliability.

Continuous Power Supply

Maintains uninterrupted power to prevent data loss or system shutdowns during outages.

Compact and Quiet Design

Space-efficient design with a noise level of less than 40 dB, suitable for office and home use.

Product Specifications

• Model: DH-PFM350-900
• Capacity: 1500 VA / 900 W
• Input Rated Voltage: 220–240 VAC / 110–120 VAC
• Input Voltage Range: 140–290 VAC / 81–145 VAC
• Rated Frequency: 50 Hz or 60 Hz
• Power Factor: 0.6
• Output Voltage: 220/230/240 VAC / 110/120 VAC
• AC Voltage Regulation (Battery Mode): ±10%
• Frequency Range (Battery Mode): 50 Hz or 60 Hz ±1 Hz
• Transfer Time: 2–6 ms
• Waveform (Battery Mode): Simulated sine wave
• Battery Type & Quantity: 12 V / 9 Ah × 2
• Typical Recharge Time: 4 hours to 90% capacity
• Charging Voltage: 27.4 V ±1%
• Indicators: Green lights for battery and AC mode
• Alarms: Battery mode (every 10 s), low battery (every 1 s), overload (every 0.5 s), fault (continuous)
• Protection: Overload, discharge, overcharge
• Operating Temperature: 0–40 °C (32–104 °F)
• Operating Humidity: 0–90% RH (non-condensing)
• Altitude Range: <1000 m (3280 ft)
• Color: Black
• Noise Level: <40 dB
• Product Dimensions: 320 × 130 × 182 mm (12.6″ × 5.12″ × 7.17″)
• Weight: 10.4 kg (22.93 lb)