Single Phase 6KVA Online UPS Double Conversion 110V 220V UPS 6000VA 6000W 6KW UPS Backup Power Supply for Computer PC Home
Description
Introducing, the Single Phase 6KVA Online UPS Double Conversion from WTHD, the perfect backup power supply for your computer, PC, and home electronics. With a power output of 6000VA, 6000W, and 6KW, this UPS ensures reliable and uninterrupted power during unexpected outages or fluctuations.
Featuring double conversion technology, this UPS provides seamless and clean power to protect your devices from power surges, spikes, and voltage fluctuations. The 110V and 220V input/output voltage options offer flexibility for various electronic devices, making it suitable for both home and office use.
With its online design, this UPS continuously regulates incoming voltage and provides a stable and consistent power supply at all times. This ensures that your electronics are safe from sudden power loss or damage due to unstable electricity.
Equipped with a user-friendly LCD display, you can easily monitor the UPS status, input/output voltage, battery level, and system alerts. The built-in smart battery management system automatically charges the battery and extends its lifespan, ensuring that your devices remain operational even during prolonged power outages.
Designed for efficiency and convenience, this UPS can be easily installed and maintained without the need for professional assistance. The compact and lightweight design also makes it suitable for various settings, whether it be at home, in the office, or for small businesses.
In addition to its reliable performance, this UPS comes with multiple protection features including overload protection, short circuit protection, overcharge protection, and overheat protection. This ensures the safety and longevity of both the UPS and your connected devices.
The WTHD’s Single Phase 6KVA Online UPS Double Conversion is a dependable and cost-effective solution for ensuring uninterrupted power supply for your computer, PC, and home electronics. With its high power output, efficient performance, and advanced protection features, you can trust this UPS to keep your devices powered and protected at all times

Model WTHD-U11 |
C1K - S |
C2K - S |
C3K - S |
C6K - S |
C10K - S |
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Rated power (KVA/KW) |
1KVA/1000W |
2KVA/2000W |
3KVA/3000W |
6KVA/6000W |
10KVA/10000W |
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Main Input
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Phase |
Single-phase - 1L+N+PE |
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Input Voltage (Vac) |
110/120/127/220/230/240 |
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Voltage range |
High voltage version : 85~300VAC ±5VAC
Low voltage version : 55-145VAC ±3VAC
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Frequency range |
44Hz~56Hz or 54Hz~66Hz |
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Bypass voltage |
High voltage version : 115~285VAC× 1±3%
Low voltage version : 80~140VAC× 1±3%
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Power factor |
≥0.99 |
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Output
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Phase |
Single-phase- 1L+N+PE |
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Rated voltage |
High voltage version :220/230/240VAC±2%
Low voltage version :110/120/127VAC±2%
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Output frequency |
50/60Hz |
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Power Factor |
1 |
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THDV% |
Sine wave THD<2%>
Sine wave THD<4%>
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Overload capacity |
(Line Mode):105~125% 1Min,125~150% 30 s, >150% 0.5ms
(Battery Mode):105~125% 1Min,125~150% 30 s, >150% 0.5ms
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Efficiency
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Mains mode |
93% |
94% |
96% |
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battery mode |
90% |
91% |
95% |
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Battery input
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Battery voltage |
24V/36V |
48V/72V |
72V/96V |
192V/240V(option) |
192V/240V - option |
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Battery capacity ×quantity |
12V/7AH
×2pcs/
External battery
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12V/7AH
×4pcs/
External battery
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12V/7AH
×6pcs/
External battery
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12V/7AH
x16/20pcs/
External battery
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12V/7AH
x16/20pcs/
External battery
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Charging current |
Standard machine (battery built-in): 1A |
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Long-term machine (external battery): 1~12A |
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Communication and monitoring functions |
RS232, Network monitoring card, dry contact, MODBUS monitoring card,optional |
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Certification |
EN/IEC 61000, EN/IEC 62040, GB/T4943. YD/T1095, TLC |







We can provide OEM and ODM customization services according to customers' requirements
We look forward to your cooperation. Thank you





Q1: Are you a factory or a trading company?
A: We are a manufacturing factory, we focus on OEM and ODM.
Q2: What kind of certification do you have?
ISO9000, ISO14001, CE, ROHS, Thiel, etc.
Q3: Product coverage and industries:
Industrial online UPS, high frequency online UPS,
Modular UPS 1kVA ~800kVA UPS for any industrial and application.
Q4: About the battery.
Provide one-stop battery solutions; lead-acid and lithium batteries are available.
Q5: Do you accept OEM/ODM?
Yes, the entire series supports ODM/OEM, and the minimum order quantity is flexible.
Q6: About warranty.
The warranty period is 1 to 3 years, and the battery warranty is 1 to 3 years; differentiate between different products and models.
Q7: Can I participate in bidding projects?
We support large-scale project bidding, authorized manufacturing, project design and more.
Q8: Are there overseas branches?
Currently, the Southeast Asia Division, the Eastern Europe Serbia Division, and the Middle East Division are set upSemi-Automatic PET Bottle Blowing Machine Bottle Making Machine Bottle Moulding Machine PET Bottle Making Machine is suitable for producing PET plastic containers and bottles in all shapes.