stock code: 002335.SZ

Critical Power

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  • Lithium Battery UPS
    Lithium Battery KR-RM Li Series (1-3kVA)
    Online Double Conversion Lithium Battery UPS (1-3kVA) KR-RM Li Series, online transformer-less UPS with internal Lithium-ion Battery. As the development of battery technology going on, Lithium-ion Battery, with its high-power density and longer service life, becomes more popular in nowadays applications.
  • Transformer-free UPS KR-RM Series (1-3kVA)
    Transformer-free UPS KR-RM Series (1-3kVA)
    Single Phase Online Transformer-free UPS Rack/Tower Type (1-3 kVA) ● Low THDi: < 5% ● High Ac/Ac Efficiency Up To 93.5% ● High Output Power Factor Up To 1.0 ● Hot-Swappable and Extendable Battery Design
  • Transformer-free UPS KR11 UL Series (1-5kVA)
    Transformer-free UPS KR11 UL Series (1-5kVA)
    Single Phase Low Voltage UPS (UL Certificated)(1-5kVA) We have various of rear panels for customers applied in different countries and different applications.The KR smart high frequency online UPS uses full digital control technology and the latest high frequency converter technology and has high efficiency, high power factor and other advantages. It has significant energy savings and greatly reduces operation costs.
  • Line Interactive UPS KI Series (1-5kVA)
    Line Interactive UPS KI Series (1-5kVA)
    Line Interactive UPS (1-5kVA) ● Digital technology ● Intelligent battery charger ● Reliable online interactive design,with output transformer ● Intelligent regulation system on utility power voltage ● Fully functional protection ● Intelligent RS232 communication port
  • Transformer-free KR11 Plus Series (1-10kVA)
    Transformer-free KR11 Plus Series (1-10kVA)
    Single Phase Online Transformer-free UPS (1-10kVA) The KR smart high frequency online UPS uses full digital control technology and the latest high frequency converter technology and has high efficiency, high power factor and other advantages. It has significant energy savings and greatly reduces operation costs. It has integrated functions such as AC regulation, backup power supply, surge protection, and other functions to provide protection to equipment in harsh power grid environments and provide clean, safe, and stable power to loads.
  • 48 VDC Inverter (1-5kVA)
    48 VDC Inverter (1-5kVA)
    48 VDC Inverter (1-5kVA) DJN series inverters adapt to telecom systems with 48VDC power supply, adopting high efficiency SPWM inversion technology. DJN series inverter can be connected to teleprinter, telegraph terminal, wireless paging equipment, data switching exchange, local exchange, microwave communication equipment, program-controlled exchange charging system, fax machine and all kinds of AC instrument, computer equipment and various communication equipment. Meanwhile, DJN-K Series inverter "on ECO mode" can be used for air conditioner, such as 3KVA for 1.5P and 5KVA inverter for 3P air conditioner.
  • 48 VDC Modular Inverter (3-12 kVA)
    48 VDC Modular Inverter (3-12 kVA)
    48 VDC Modular Inverter (3-12 kVA) DJN-P inverters adopting rack imbed design so as to be slinkier and tide, easy to install 3+1 parallel system for high MPBF, adapt to telecom systems with 48VDC power supply, adopting high efficiency SPWM inversion technology. DJN-P inverter can be connected to teleprinter, telegraph terminal, wireless paging equipment, data switching exchange, local exchange, microwave communication equipment, program-controlled exchange charging system, fax machine and all kinds of AC instrument, computer equipment and various communication equipment. DJN-P series parallelable inverter powers,3+1 for redundancy system,being able to supply high-performance uninterrupted AC power for various precision instruments
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