| Main Feature | ||
| Capacity | 3300VA/1800W | |
| Noise Level | <50dB @ 1m distance | |
| Input Voltage | Voltage Range: 140~300VAC ±5% Frequency: 50Hz/60Hz (Auto-sensing) Phase: Single + GND |
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| Output Voltage | Voltage Range: 220VAC (optional) / 230VAC +10% -15% Battery Mode: 220VAC (optional) / 230VAC +10% -10% Frequency: 50Hz/60Hz ±1% (Battery mode) Waveform: Simulated sine wave (Battery mode) | Pure sine wave (AC mode) Transfer Time: 2-6ms typical |
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| Alarm | Battery mode, Battery low, Overload, Fault | |
| Display Type | LCD | |
| Others | Temperature: 0°C - 40°C Humidity: 0 - 90% Built-in AVR: TRUE Full AVR (3 steps) |
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| Output Features | ||
| Voltage Range | 12V/8.2AH-4pcs | |
| Backup Time | Up to 40 mins depending on load | |
| Rated power | Recharge Time: 4-6 hours recover to 90% capacity Battery String Voltage: 24VDC |
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| Manufacture Warranty | ||
| Warranty | 01 Year Warranty Under the following conditions, the warranty would not be provided: • UPS burning due to thunder, abnormal overload, insect entrance and others. • If ambient temperature should not be maintained at 20 to 26 degrees Celsius with proper dehumidification. (24/7) • If the product is placed in a dusty and damp place. • In the absence of Generator connectivity Without proper battery charge, the warranty will be void. • Battery swelling and overcharging due to the wrong system voltage setting of the UPS. |
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The Prolink Line-Interactive 3300VA 1800W Offline UPS is a high-capacity power backup solution for desktop PCs, workstations, office equipment and other essential electronics that need protection from blackouts and unstable voltage. With 3300VA/1800W capacity, a wide 140–300VAC input range, True Full AVR and up to 40 minutes of backup depending on load, it is designed for demanding home and small-office environments. The PRO3300SFCU also uses an LCD display and intelligent power management for easier monitoring.
For areas where voltage frequently fluctuates, a UPS needs to do more than simply provide battery backup. The Prolink PRO3300SFCU accepts 140–300VAC input and uses a 3-step True Full AVR system with two boost and one buck stages to regulate voltage without unnecessarily relying on the battery.
Its 3300VA/1800W rating makes it suitable when a smaller UPS is not enough. The battery system uses four 12V 8.2Ah batteries and can provide up to 40 minutes of backup, depending on the connected load.
The 140–300VAC input range helps accommodate unstable mains power, while True Full AVR helps regulate high and low voltage conditions for connected equipment.
The LCD provides convenient status monitoring, while protection features include overload, short circuit, surge and UPS protection. Audible alerts indicate battery mode, low battery, overload and fault conditions.
The typical transfer time is 2–6ms. In AC mode the output uses a pure sine wave, while battery mode uses a simulated sine wave. The UPS supports automatic 50Hz/60Hz frequency sensing and is generator compatible.
| Specification | Details |
|---|---|
| Capacity | 3300VA / 1800W |
| Input Voltage | 140–300VAC ±5% |
| Frequency | 50Hz/60Hz, auto-sensing |
| Output | 220V optional / 230VAC |
| Topology | Line-Interactive |
| AVR | True Full AVR, 3 steps |
| Transfer Time | 2–6ms typical |
| Battery | 12V 8.2Ah × 4 |
| Backup Time | Up to 40 minutes, load dependent |
| Recharge Time | 4–6 hours to 90% |
| Display | LCD |
| Noise | <50dB at 1m |
| Dimensions | 394 × 151 × 225mm |
| Weight | 18kg |
This UPS is a practical choice for home offices, small businesses, workstations, desktop computers, networking equipment and essential office electronics. If you experience voltage fluctuations, sudden power cuts or short outages in Bangladesh, the wide input range and AVR can help maintain more consistent power for compatible equipment.
Before buying, add the wattage of your PC, monitors, networking devices and other equipment that will run during an outage. Keep reasonable capacity headroom rather than operating continuously at the maximum 1800W rating. Remember that the advertised up to 40-minute backup varies according to actual load, battery condition and operating conditions.
For more options, explore UPS in Bangladesh, Offline UPS, or the Prolink UPS collection. You can also browse Prolink Offline UPS models when comparing different capacities.
The Prolink PRO3300SFCU has a capacity of 3300VA/1800W.
It can provide up to 40 minutes of backup, depending on the connected load and operating conditions.
Yes. It features True Full AVR with three-step voltage regulation for handling high and low input-voltage conditions.
It supports a wide 140–300VAC ±5% input voltage range.
You can check availability and purchase options from Potaka IT, along with other UPS and power-protection solutions.
The latest price of Prolink Line-Interactive 1800W UPS in Bangladesh is 0৳. You can buy the Prolink Line-Interactive 1800W UPS at best price from our website or visit any of our showrooms.