http://www.ec21.com/ec-market/24 volt dc controller.html http://hspowerkorea.en.ec21.com/7000_Watt_Modified_Sine_Wave--1226387_1226426.htmlcontrolled fan DC volt Meter - Input meter Percent load usage LED bar 5 Externally located re-settable circuit break20080828 http://yuandazhaoming.en.ec21.com/Rgb_Controller--4030991_4031044.htmlVoltage: DC12V Output: Triple output Connection: Total Yang Maximum load: Every Road 2A Controller Dimensions: length 620091226 http://always96.en.ec21.com/Solar_Charge_Controller_with_Two--2227495_2227702.htmlVolt: 5 and 10 amp ratings 24 Volt: 5 and 10 amp ratings OPERATIONS: Digital LED display shows the 16 lighting opti20091218 http://vastwin.en.ec21.com/Shift_Control_Valve_Assembly--2849846_3569776.html This is 24 Volt DC Electrical Shift Valve Assembly. It controls the direction of hydraulic in/out to push the piston b20091218 http://szhaiyue.en.ec21.com/Sell_YASKAWA_INVERTER_CIMR_V1000--3299621_3301340.htmlControl, PM Open Loop Current Vector Control Simple closed loop speed control DC injection braking, ramp to stop 20091114 http://center1388.en.ec21.com/12V_LED_Digital_Car_Sign--2863088_2935969.htmlDC car lighter ontlet via a long 4 m cord or use an 12/24 Volt DC 3 amp mains AC adapter (not onclude) . Package Includ20091102 http://kaixiang.en.ec21.com/Intelligent_Charge_Discharge_Tester--2665532_2665533.htmlvoltage automatic switch function. 3. Adjustable and controllable parameters: voltage, current, time, capacity. Automa20091005 http://mira22ni.en.ec21.com/Portable_LPG_Transfer_Pump--3582453_3834718.htmlDC 12 Volts vehicle battery (24 Volts is optional) 4. Nominal Operating Current : 3.2A ~ 15A 5. Over Current Protection20090921 http://findstandards.en.ec21.com/IEEE_Standards_PDF--3793763_3793783.htmlVoltage [Equal to or Less than 1000 V (ac) or 1200 V (dc)] Circuits IEEE Std C62.41.2-2002 IEEE Recommended Practice on20090904 http://kellyolys.en.ec21.com/Solar_Charge_Controller_with_Two--785787_1816357.html STC10 SOLAR CONTROLLER FOR SOLAR SYSTEM WITH AUTOMATIC LIGHTING CONTROL AND TIMER FUNCTIONS EPSOLAR's high quality an20090803 http://cnzyec.en.ec21.com/Brushless_DC_Motor--2858765_2858943.htmlcontrol circuit.It has retained the advantages of traditional DC motor, at the same time overcome the disadvantages of 20090710 http://vosca.en.ec21.com/Programmable_Daily_On_OFF_Timer--3596405_3596466.htmlcontrol the power source of their devices. Specifications : * Pwer Source Main Power - DC 3.60 volts, conver20090609 http://jkgbu.en.ec21.com/800mW_Outdoor_CPE_with_Built--3578278_3578456.htmlDC 48 Volt 5%; 0.4A (Max.); AC adapter AC 100V ~ 240V Regulatory Approval Network Management System OS Support Windows20090531 http://ytsy2009.en.ec21.com/Solar_Charge_Controller_SDPC--3398970_3399359.htmlcontrol PWM battery charging FOUR VERSIONS AVAILABLE: 12 Volt: 5 and 10 amp ratings 24 Volt: 5 and 10 amp ratings 20090518 http://ltg25158.en.ec21.com/The_Step_up_and_Step--732258_1010988.htmlcontrol and so on. For example: DC-DC step-up the converter; Input voltage 12-24 volt, output voltage 13-60, output 20090429 http://alexyfy3.en.ec21.com/Portable_Power_Inverter--3481483_3481556.htmlvoltage and frequency with the use of appropriate transformers, switching, and control circuits. The electrical inverte20090413 http://sunshinepower.en.ec21.com/Solar_Controller--2762878_3043293.htmlcontrol PWM battery charging FOUR VERSIONS AVAILABLE: 12 Volt: 5 and 10 amp ratings 24 Volt: 5 and 10 amp ratings 20090401 http://hengking.en.ec21.com/Electric_Club_Car--3408792_3408857.htmlcontroller Charger: Fully automatic high efficiency pulse, 25 Amp DC output at 36 volts; input AC 220V 50HZ Chassis:20090314 http://dmoorthy.en.ec21.com/GPRS_Modem_MMS_Supporting--3327251_3353443.htmlVoltage 5V to 24 V DC 5V to 24 V DC Input Current 1A to 2 A 1A to 2 A Working Temp. (-20C to -+60C) (-20C to20090219 http://solakendra.en.ec21.com/Weather_Proof_Generator--2787549_2546846.htmlDC battery with charger(24V as option ) 4)Alternator: Stamford, Leroy Somer, Marathon series,H insulation, IP21-23 20090218 http://33933637.en.ec21.com/Nema_DC_Motor--2391897_2391957.htmlDC control for speed torque characteristics over the entire speed range. ruggedness dependability, and extended warrant20080423 http://formosa.en.ec21.com/Liquid_Filled_Pressure_Gauges_Digital--99216_704171.html240 Volts with 50-60 Hz is included for easy installation; also, an DC power of 5-24 Volts is available as an optin for20050105 http://petalink.en.ec21.com/Car_AC_DC_Power_Inverter--530474_530482.htmlcontrol functional Specification Model : Dspi-1500A Input voltage 12(V) DC Output voltage 220(V) AC Output20050509 http://bbjmail.en.ec21.com/Remote_Control_Golf_Trolley--471692_1236484.htmlRemote Control Golf Trolley and golf caddy win-022F model (1)Power by 12 volt dc., 33 ah maintenance free rechargeable 20060403 http://jack99.en.ec21.com/Motorized_Car_Auto_Jack_Wrench--140342_140345.html24 Volt car battery like those in Buses and Trucks. 7. Use it only under 2.5 ton cars 8. Conncet the plug directly to 20070227 http://pyjjoanlin.en.ec21.com/Video--2176705_2176764.htmlDC 12V power supply, wide voltage range 8V-15V; 5) Reverse connection protection for DC input supported; 6) Built-in CC20070824 http://activewireless.en.ec21.com/Serial_RS232_GSM_GPRS_Modems--3511576_3511579.htmlVoltage 5V to 24 V DC 5V to 24 V DC Input Current 1A to 2 A 1A to 2 A Working Temp. (-20C to -+20090423