Description
Introducing, the WTHD’s High Frequency Online Rack Mount UPS! This reliable and efficient power supply is perfect for keeping your PC up and running in case of an electrical outage. With options ranging from 6KVA to 10KVA, you can choose the right size for your specific power needs.
The WTHD’s UPS is a rack-mountable unit, making it easy to integrate into your existing setup and saving valuable floor space. Its high-frequency design ensures that your devices receive a clean and stable power supply, protecting them from damaging power surges and fluctuations.
With features like automatic voltage regulation and hot-swappable batteries, the WTHD’s UPS offers peace of mind knowing that your equipment will remain operational even during power disruptions. The intuitive LCD display provides real-time information on power output, battery status, and other key metrics, allowing you to monitor the UPS performance at a glance.
Installation is a breeze with the included mounting hardware, and the compact design fits seamlessly into standard server racks. Plus, the WTHD UPS is equipped with multiple outlets to accommodate all of your devices, ensuring that everything stays connected and protected.
Whether you're a small business owner looking to safeguard your critical data or a home user wanting to keep your PC running smoothly, the WTHD’s High Frequency Online Rack Mount UPS is the perfect solution. Trust in the reliability and performance of WTHD brand products to keep your electronics safe and secure.
Don't let unexpected power outages disrupt your workflow or damage your valuable electronics. Invest in the WTHD’s High Frequency Online Rack Mount UPS today and enjoy uninterrupted power backup whenever you need it. Protect your investments and ensure that your devices always have the power they need to keep you connected and productive

Model | WTHD-U11-C6RKS | WTHD-U11-C10RKS |
Rated Capacity | 6KVA/6KW | 10KVA/10KW |
INPUT | ||
Input Format | L+N+PE | |
Rated input voltage | 208/220/230/240VAC | |
Voltage Range | 110-300Vac(110-176Vac,280-300Vac power limited) | |
Frequency Range | 50/60Hz±6Hz/±10Hz(Setable) | |
Input Power Factor | ≥0.99 | |
Input Harmoric Distortion | ≤5% THD(linear load), ≤8% THD(non-linear load) PF=0.8 | |
OUTPUT | ||
Output Formats | L+N+PE | |
Output voltage | 208/220/230/240VAC | |
Output Accuracy | ±1% | |
Output frequency | AC mode: same as AC, Battery mode: 50/60Hz±1% | |
Output Harmoric Distortion | ≤2% THD(linear load), ≤5% THD(non-linear load) PF=0.8 | |
Output Power Factor | 1.0 | |
Transfer Time | 0ms(w/o ECO function) | |
Load Capacity | AC MODE: 30min@102%~110% Load; 10min@110%~130% Load 30s@130%~150% Load; 500ms@>150% Load |
|
MACHINE EFFICIENCY | ||
AC Mode | Maximum efficiency 95.5%, Full load efficiency 95% | |
Battery Mode | Maximum efficiency 95.3%, Full load efficiency 94.8%(20pcs battery) | |
BATTERY | ||
Battery Qty | Adjustable from 16/18/20pcs, Default 16pcs(refer 4.4 for details) | |
Battery type | Lead acid battery | |
Charge Mode | 2/3 period charging | |
Charge Current | Adjustable from 1-12A(PF=0.8,Adjustable 1-8A), Default 1A | |
WORKING ENVIRONMENTAL | ||
Ambient temperature | 0~40℃ | |
Ambient Humidity | 20%~95%(Non-condensing) | |
Storage temperature | -15~60℃ | |
Altitude | Altitude should not exceed 1000m, derating above 1000m, maximum 4000m, refer to IEC62040 | |
DISPLAY | ||
LCD | Working mode/load/battery power/input/output ect | |
Standards and Certifications | EN-IEC 61000, EN-IEC 62040,GB/T4943, YD/T1095, TLC | |
PHYSICAL | ||
Case size(L*W*H) | Rack mount UPS: 438*88*385mm | |
Weight(kg) | 9.5kg(PF=1.0) Not include bettery pack | 10.25kg (PF=1.0 ) Not include bettery pack |
Carton size(L*W*H) | Rack mount UPS case size: 533*507*178mm | |
COMMUNICATION INTERFACE | ||
INTERFACE | 1*USB, 1*RS232, 1*EPO | |
*Product specifications are subject to change without notice. |



Shenzhen Weitu Hongda Industrial Co., Ltd. was established in 2015 with a registered capital of Capital 51 million. It is a national key high-tech enterprise and a specialized, Special new enterprise. We focus on new energy customization. Our products cover high-frequency UPS, industrial UPS, module UPS, EPS power supply, voltage regulator, solar inverter, etc. Outdoor energy storage, etc. Our products are widely used in data centers, medical Nursing, transportation and railways, the petrochemical industry, and other fields
We can provide OEMand 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 UPS1kVA ~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 up