| Payment Terms | T/T,Western Union | 
| Supply Ability | 100000PCS per month | 
| Delivery Time | 30 days | 
| Packaging Details | Cartons, wooden box | 
| Type | Lithium Ion UPS | 
| Nominal voltage | 208/220/230/240VAC | 
| Nominal capacity | 1000W / 2000W / 3000W | 
| Input voltage range | 110~300VAC | 
| Application | Data center, network,computer | 
| Battery type | Lithium ion battery, LiFePO4 battery | 
| Battery Cycle life | over 2000+ cycles | 
| Material | Metal Case | 
| Rack height | 2U | 
| Brand Name | RSUN or OEM | 
| Model Number | RT-1K-Li, RT-2K-Li, RT-3K-Li | 
| Place of Origin | China | 
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Product Specification
| Payment Terms | T/T,Western Union | Supply Ability | 100000PCS per month | 
| Delivery Time | 30 days | Packaging Details | Cartons, wooden box | 
| Type | Lithium Ion UPS | Nominal voltage | 208/220/230/240VAC | 
| Nominal capacity | 1000W / 2000W / 3000W | Input voltage range | 110~300VAC | 
| Application | Data center, network,computer | Battery type | Lithium ion battery, LiFePO4 battery | 
| Battery Cycle life | over 2000+ cycles | Material | Metal Case | 
| Rack height | 2U | Brand Name | RSUN or OEM | 
| Model Number | RT-1K-Li, RT-2K-Li, RT-3K-Li | Place of Origin | China | 
| High Light | 2U Li Ion UPS ,19 Inch Li Ion UPS ,3000W Double Conversion Online UPS | ||
19 Inch 2U Li Ion UPS 1000W 2000W 3000W Online UPS LCD RS232 True Double Conversion
DESCRIPTIONS:
The RSUN RT-Li Series is a rack-mount online double-conversion UPS, featuring integrated lithium-ion battery technology. Engineered with true sine wave output and zero transfer time, it ensures uninterrupted, high-quality power for mission-critical loads requiring continuous voltage and frequency regulation.
Housed in a compact 2U rackmount form factor, the RT-Li Series supports scalable runtime through parallel connection of multiple external lithium battery packs, optimizing both space efficiency and system flexibility.
Utilizing advanced 3-level topology and soft-switching technology, the RT-Li UPS significantly reduces switching losses, enhances thermal performance, and improves overall system efficiency. It delivers up to 95.5% efficiency in online mode and up to 98.5% in ECO mode, resulting in substantial energy savings and reduced operational costs.
MAIN FEATURES:
SPECIFICATIONS:
| Model | RT-1K-Li | RT-2K-Li | RT-3K-Li | 
| Rated Capacity | 1000W | 2000W | 3000W | 
| INPUT | |||
| Input Formats | 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 Harmonic Distortion | ≦3% THD(linear load), ≦5% 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 Harmonic Distortion | ≦3% THD(linear load), ≦5% THD(non-linear load) PF=0.8 | ||
| Output Power Factor | 1.0 | ||
| Transfer Time | AC mode to Batt. Mode:0ms, Inverter mode to Bypass mode:4ms | ||
| Load Capacity | AC Mode: 30min@102%~110% Load / 10min@110%~130% Load / 30s@130%~150% Load / 200ms@>150% Load Battery Mode: 1min@102%~110% Load / 10s@110%~130% Load / 3s@130%~150% Load / 200ms@>150% Load | ||
| MACHINE EFFICIENCY | |||
| AC Mode | Full load efficiency 94.5%@220VAC | Full load efficiency 95.5%@220VAC | Full load efficiency 95.5%@220VAC | 
| Battery Mode | Full load efficiency 89.5%@36VDC | Full load efficiency 91.5%@72VDC | Full load efficiency 91.5%@ 72VDC | 
| BATTERY | |||
| Battery Lifecycle | >2000 | ||
| Single Cell Type | LFP26700-3600mAh | ||
| Battery Cell Configuration | 276.48Wh | 552.96Wh | 829Wh | 
| Battery Voltage | 38.4V | 76.8V | 76.8V | 
| Charging Voltage | 42VDC ± 1% | 84VDC ± 1% | 84VDC ± 1% | 
| Charging Mode | 2 stage charging management (CC-CV) | ||
| Charging Current | 4A default, 12A max. | 4A default, 4A max. | |
| WORKING ENVIRONMENT | |||
| Ambient Temperature | 0~40℃ | ||
| Ambient Humidity | 20%~95%(No Condensation) | ||
| Storage Temperature | -15~60℃(Battery:0~40℃) | ||
| Altitude | <1000m,Derating at above 1000m, maximum 4000m, Refer to IEC62040 | ||
| DISPLAY | |||
| LCD | Working mode/load/battery power/input/output ect. | ||
| STANDARD & CERTIFICATION | |||
| Standard & Certification: | EN/IEC 61000, EN/IEC 62040, GB/T4943, YD/T 1095, TLC etc. | ||
| PHYSICAL | |||
| case size (W*D*H) | 438*413*88mm(2U) | 438*532*88mm(2U) | 438*532*88mm(2U) | 
| COMUNICATION INTERFACE | |||
| INTERFACE | 1*USB,1*RS232,1*EPO | ||
Flexible & Multiple installation options:
This UPS is designed for flexible deployment across a variety of environments. It supports standard 19” rack installation using the included mounting brackets or an optional user-supplied rail kit. For standalone applications, dedicated vertical mounting kits are available, enabling the UPS to be securely installed outside of a rack enclosure. When pairing the unit with multiple external battery packs in an upright configuration, optional base extensions can be added to enhance structural stability and maintain proper alignment across all components.
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Company Details
Business Type:
Manufacturer,Importer,Trading Company 
Year Established:
2002 
Total Annual:
15,000,000USD-30,000,000
Employee Number:
300~500 
Ecer Certification:
Verified Supplier 
With over 23 years of industry expertise, RSUN POWER is a trusted manufacturer specializing in Uninterruptible Power Supplies (UPS), inverters, and battery solutions. Our state-of-the-art factory spans nearly 20,000 square meters and is equipped with 33 fully automated SMT production lines, over 10 ... With over 23 years of industry expertise, RSUN POWER is a trusted manufacturer specializing in Uninterruptible Power Supplies (UPS), inverters, and battery solutions. Our state-of-the-art factory spans nearly 20,000 square meters and is equipped with 33 fully automated SMT production lines, over 10 ...
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