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Offline UPS Backup Power Supply 650VA–3000VA

650VA–3000VA offline UPS with compact design, LCD display, ≤6ms transfer time, surge protection and stable backup power for PCs, routers, network equipment, office workstations and small electronic devices.

SHANPU offline UPS is an economical backup power solution designed for PCs, routers, network equipment, office workstations and small electronic devices. Available from 650VA to 3000VA, it provides battery backup and surge protection during power outages, voltage fluctuations and unstable grid conditions.

With a compact design, LCD display, automatic detection, overload protection, input short-circuit protection and low-noise operation below 40 dB, this offline UPS is suitable for home offices, small offices, retail terminals, network devices and B2B wholesale power protection projects.

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Product Detail

Key Features of SHANPU Offline UPS

• 650VA, 1000VA, 1500VA, 2000VA and 3000VA capacity options
• Affordable backup power solution for home and office use
• Suitable for PCs, routers, network equipment and small electronics
• Compact and lightweight design for easy installation
• LCD display for clear UPS status monitoring
• ≤6 ms transfer time for fast battery backup switching
• Built-in overload protection and input short-circuit protection
• Battery backup and surge protection during unstable grid conditions
• Low-noise operation below dB
• Suitable for B2B wholesale, small office, retail and home backup power applications

Offline UPS Technical Specifications

Compare SHANPU SP650, SP1000, SP1500, SP2000 and SP3000 offline UPS models by capacity, input voltage range, transfer time, battery configuration, charging time, size, weight, protection functions and operating environment.

Model		SP650	SP1000	SP1500	SP2000	SP3000
Capacity		650VA/390W	1000VA/600W	1500VA/900W	2000VA/1200W	3000VA/1800W
Input voltage range		140-280V
Input frequency		50±HZ
Battery voltage		DC12V/24V
Output voltage range		±10%
Output frequency		50±HZ
Transfer time		≤ 6 ms
Battery
Standard UPS	Battery voltage	12V	12V	24V	24V	24V
	Battery model	12V/7AH	12V/9AH	12V/9AH	12V/9AH	12V/12AH
	Battery quantity	1	1	2	2	2
	Charging time	10-16 Hours to 90% full capacity
Machine data	Size (MM)	320 * 90 * 140		350115275
	Weight (KG)	5.1 kg	5.7 kg	12.20 kg	12.35 kg	15.80 kg
Display description
Display status		LCD
Protection function		Automatic detection and discharge protection, input short circuit protection, overload protection
Warning sound
Battery mode		Beep every 4 seconds
Low battery		Beep every second
Overload		Beep every second
Error		Continuous Beep
Usage environment
Humidity		0-90% Humidity and 0-40 ℃ Temperature
Noise		Less Than dB

FAQ

1. What is an offline UPS?
An offline UPS, also called a standby UPS, provides backup battery power when the mains power fails. It is suitable for basic power protection for computers, routers, network devices and office electronics.

2. What capacity options are available?
This series includes 650VA, 1000VA, 1500VA, 2000VA and 3000VA models, allowing users to choose the right UPS according to load size and backup requirements.

3. What devices can this offline UPS protect?
It is suitable for PCs, routers, modems, network equipment, office workstations, POS systems, small electronic devices and other low-to-medium power equipment.

4. What is the transfer time of this UPS?
The transfer time is ≤6ms, allowing the UPS to switch quickly to battery power when mains power is interrupted.

5. Does this UPS provide surge protection?
Yes. It helps protect connected devices from power interruptions, unstable voltage and surge-related risks.

6. Does this UPS have an LCD display?
Yes. The UPS includes an LCD display to show operating status and help users monitor the system more easily.

7. How long does the battery take to recharge?
The charging time is approximately 10–16 hours to reach 90% capacity, depending on model and operating conditions.

8. Is this UPS suitable for servers?
This offline UPS is suitable for basic backup power needs. For critical servers, data centers or high-availability systems, an online UPS is recommended.

9. What protection functions are included?
The UPS includes automatic detection, discharge protection, input short-circuit protection and overload protection.

10. What information should I provide for a quotation?
Please provide the required capacity, quantity, destination country, input/output voltage, plug or socket type, application scenario and expected backup time.

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