http://www.ec21.com/ec-market/Uninterrupted_Power_Supply_UPS--091907.html http://erincrt.en.ec21.com/3W_Water_Proof_High_Power--4582936_4582946.htmlFEATURE: 1. Universal Input Range from 100V-240V, constant current in 350mA2. Suitable for High Power LED Lighting Application 3. Terminal Screw for Safe Connection 4. 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This kind of UPS is of true online dual conversion design.2. This product uses sine wave pulse width modulation SPWM. 3. It is designed with an IGBT inverter.4. 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The fuel c20130529 http://gzyh007.en.ec21.com/BIDIKE_1502D_LED_DC_Power--2494853_5383529.htmlProduct details:Place of origin:Guangdong, China (Mainland) Brand Name :BIDIKE Model Number: BIDIKE-1502D+Current Type :DC inner box size :17*21*16.5cm outer carton box size: 50*43*35cm Q'TY :12pcs/o20130522 http://carrie614.en.ec21.com/6KW_Home_Used_DC_To--8026950_8027131.html8KVA /6KW high efficiency low frequency single phase off-grid converters 1.Advanced performance by CPU control 2.It has perfect battery under-voltage, overload, over-discharge, short-circuit protecti20130518 http://bjxrlh.en.ec21.com/MTL_Surge_Protection--8019136_8022892.htmlMTL Surge Technologies designs and manufactures a vast range of protection solutions for all your system surge protection requirements. MTL Surge Technologies supplies a comprehensive range of surge 20130517 http://apcups.en.ec21.com/APC_Back-UPS_650_230V--7902363_7902381.htmlAPC Back-UPS Back-UPS 650, 230V Back-UPS, 400 Watts / 650 VA, Input 230V / Output 230V , Interface Port DB-9 RS-232, USB Includes: CD with software, Documentation CD, Qty 2 - Detachable IEC C13 to I20130514 http://wcorrine1256.en.ec21.com/APC_SMART-UPS_SUA1500I_Online_UPS--7901914_7901915.htmlAPC Smart-UPS APC Smart-UPS 1500VA Smart-UPS, 980 Watts / 1500 VA, Input 230V / Output 230V , Interface Port DB-9 RS-232, SmartSlot, USB Includes: Smart UPS signalling RS-232 cable, USB cable, User 20130506 http://sdj728.en.ec21.com/Super_Capacity_Li-ion_Battery_Pack--5769776_6562624.htmlOutput voltage: 15V and 25V regulated output, two gears voltage regulator Battery pack capacity: 18.2Ah Maximal continuous discharging current: 8A in 15V mode,5A in 25V mode Over current detection cu20130504 http://kstarups.en.ec21.com/Offline_UPS_PRO2000_Series--3569980_3570181.htmlPRO2000 Series 350VA-1500VA Application: PC, workstation, printer Features: 1. 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Safety and no la20130418 http://cloud0327.en.ec21.com/Portable_UPS_Power_Station_for--7795334_7866138.html20130415 http://carrielau.en.ec21.com/Extronics_IUPS101--625700_7856363.htmliUPS 101 Zone 1 Uninterruptable Power Supply Zone 1 UPS system provides an uninterruptible power supply to plant equipment installed in potentially explosive environments ATEX II 2 G Ex d[e] e IIB T520130410 http://58695869.en.ec21.com/Upsten--6730050_7848570.htmlOnline UPS Three Phase UPS High Efficient Military UPS IT UPS Latin Voltage also possible 20130408 http://greencisco.en.ec21.com/Online_UPS--7780819_7780835.htmlApplications Servers, Data-Centers, Critical network devices, Sensitive electronic, Telecom, Hospitals, Companies, Banks, Superstores, Family use, Offices, and other business, etc. 20130326 http://mustups.en.ec21.com/High_Frequency_Online_UPS_1KVA-3KVA--4667309_4874029.htmlTrue on-line double conversion technology with advanced microprocessor control Wide input voltage range with high frequency technology Zero transfer time Protection against all type of power problems20130325 http://wendyhrdups.en.ec21.com/Online_HF_UPS_20-80Kva_3%252F3--7751165_7751166.htmlPOWERWELL series Online HF UPS 3/3phase 20-80kva,380/400/415Vac (10-40kva,200/208/220Vac 3-3phase , transformerless available) HRD Powerwell serial 3 phase UPS offers advanced technology that increas20130320 http://semiust.en.ec21.com/Momentary_Voltage_Blackout_and_Hunting--7745219_7745364.htmlTSP(Momentary Voltage Hunting and Blackout & Solution Concept) TSP is protect your machine and electrical tool from Sag and moment voltage hunting, blackout, power cut and power failure 1. TSP appli20130319 http://bryanpeng.en.ec21.com/HT11_Series_1_3KVA_UPS--7724508_7724674.html1) Online double conversion UPS2) Fully digital control of DSP3) LCD/LED4) Overload and short circuit protection 20130315 http://elphonear.en.ec21.com/Professional_Green_Pink_Black_Colorful--7710498_7711715.htmlProfessional Green, Pink, Black Colorful Flat Cable Metal Earphones with Mic, Volume Control Description: Flat cable metal earphones with mic and volume control Feature:  * High performance professi20130312 http://360428199104143729.en.ec21.com/Online_UPS_6-20KVA--6928959_6928960.htmlPOWER Castle Series 6-20KVA Introduction: Power Castle 6K-20Kva,single phase,3/1phase, is a powerful product range with high adaptability and flexibility. Its cut-edge digital control technology of D20130305 http://ramadangao.en.ec21.com/Web-based_SNMP_Card_for_UPS--7653633_7653634.htmlAdvantages: 1. Lowest price among the same type of SNMP cards; 2. Simple operation interface; 3. 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Two ways of monitoring: standalone and network 20130228 http://cabeduct.en.ec21.com/Durable_Self_Adhesive_Plastic_Cable--7651310_7652030.htmlDurable Self adhesive plastic cable duct , wire duct, cable trays, cable cover for stage, electric Self adhesive cable ducts CE and SGS certificate Made from PVC,good insulation and heat-resistingup 20130228 http://uansen.en.ec21.com/LCD_TV_Special_Power_Supply--7570551_7633327.htmlHigh efficiency and reliability One year limited warranty Wall inserting typeInput voltage: 100 to 240V ACOutput voltage: 3 to 38VAC input frequency: 50 to 60Hz (limit: 47 to 63Hz)Wall inserting type20130222 http://lilysun0.en.ec21.com/AF437A_HP_Uninterruptible_Power_System--7624869_7625548.htmlAF437A HP RP12000/3 6U International (INTL) Uninterruptible Power System Module General Information Manufacturer Hewlett-Packard Manufacturer Part Number AF437A Brand Name HP Product Model RP12000/3 20130220 http://powercommarket.en.ec21.com/Onl-33ii_Online_UPS_%252F_45k--7567503_7571372.htmlEnergy-saving. -Intellectual heat radiation control. Enhance battery and system life cycles. -Automatic battery voltage judgment function to engage or disconnect batteries without complex power-on pr20130125 http://artelinstr.en.ec21.com/AC_220V_15_Kwh_20---7546039_7546040.htmlAC 220V ±15% Kwh 20℃- 30℃ Single Phase Active, Reactive Energy Power Meter Calibration AT6015C Product Profile:  AT6015C can calibrate single phase active & reactive energy meters Mai20130117 http://greentechycn.en.ec21.com/Three_Phase_Low_Frequency_Online--7536073_7536337.htmlProduct Description:1.High accuracy and reliability due to the double DSP control system.2.The working state of low frequency online UPS is displayed clearly on the 5.5 inch LCD screen.3.Designed for20130115 http://ptictrans.en.ec21.com/CATV_RS232_Fiber_Optic_Amplifier--7535531_7535751.htmlOverview: Optostar OP-EDFA-5100 series is a CATV booster optical amplifier with gain spectrum band within 1540~1565nm. This kind  of optical amplifier is designed for the appl20130115 http://chromait.en.ec21.com/Uninterrupted_Power_Supply_-SmartPro_Series--7051731_7051734.htmlUninterrupted Power Supply - SmartPro Series With the pure sine wave output based on the line interactive methodCapable of showing the true value of high-function power management in the latest NI en20121231 http://ipocasa.en.ec21.com/Low_Frequency_Online_UPS_1KVA--7367894_7448888.htmlL Series Low Frequency Online UPS 1KVA Brief introductions: L series 1/1 online UPS, a fully intelligent digital UPS, highly combines the latest controller and the most advanced software. 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Max Power: 100W (For Home and 20121123 http://zlpowergjgj.en.ec21.com/19_Inch_Rack_Mount_Online--3548109_3548523.html19 Inch Rack Mount Online UPS with 2U, 3U Height1: UPS with Rack Mount Online Design2: Built-in UPS SNMP Card Slot3: With UPS Battery Pack 4:High Frequency Online UPS Model 5:LED/LCD Display for UPS 20121120