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Inductors & Line Filters
1) An open-body anti-noise choke coil featuring large inductance, for a great control effect ; 2) Hybrid common mode choke and normal mode choke functions ; 3) This series of line filters is intended for use in AC line filters for switching power supplies ; 4) The differential filtering frequency response has been designed to provide filtering at higher frequencies, while still allowing AC line power to pass through without loss ; 5) Complies with UL and electrical appliance standards |
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Current Transformer
1) Current for the first time: 5~800A ; 2) Second time: 5A, 1A ; 3) Rating voltage: AC 660V ; 4) Rating frequency: 50 ~ 60Hz ; 5) Working temperature: -30 Celsius ~ +70 Celsius (Limit: 120 Celsius) ; 6) Altitude height: not more than 3000M.
Company:
Dandong Zhongding Electronic Co., Ltd.
China [Aug 6, 2008]
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Low-Loss Energy Saving Transformer
1) Compared to S7 series, S9 series has 10.3% lower unload losses, 37.9% lower unload current, and 22.4% lower load current ; 2) Standards: GB1094.1-2-1996, GB1094.3-85, GB1094.5-85, GB/T6451-1995
Company:
Dandong Zhongding Electronic Co., Ltd.
China [Aug 6, 2008]
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50VA Magnet Transformer for Recessed Lighting
1) 180oC temperature rate level ; 2) I/P: 120V AC, 60Hz ; 3) O/P: 12V AC, 4200ma, 50VA ; 4) UL file number: E238760 ; 5) With hub for setting on the lighting
Company:
Dandong Zhongding Electronic Co., Ltd.
China [Aug 6, 2008]
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Off-Circuit Tap Changer
As the second largest supplier worldwide, Hua Ming has an On load Tap Changer category with dozens of designs and applications over 20 countries. High customer satisfaction and reliability is our eternal pursuit. |
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Toroidal Coils
1) Iron powder core: T37-T250/2/8/18/26/28/33/38/40/45/52 ; 2) Ferrite core: O.D from Ø3 to 130 ; 3) MPP core: O.D from 3.5 to 57mm ; 4) Amorphous core: O.D from 12 to 38mm ; 5) Available in a wide range of sizes ; 6) Applications: switching power supplies, TV & CRT monitor displays, UPS, audio & visual equipment, consumer electronic products, car amplifier, printers, chargers, household equipment |
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Inductors
1) Surface mounted ; 2) EE5 to EE65 power or filter core ; 3) Class C insulating system ; 4) Tape and reel packaging or tray ; 5) Frequency: Hz - MHz ; 6) Designed for DC-DC, AC-DC, AC-AC invertors ; 7) Low temperature coefficient ; 8) Low noise ; 9) Stable performance at high frequencies ; 10) Low profile design |
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Common Mode Line Filter
(1) Full series with ET35, ET28, ET24, and FT20 core line filter for SMPS. (2) Inductance:10mH-80mH. (3) High Isolation 1500Vrms. (4) CNC one-time-wound coil to insure the zero turn differ. (5) UU(F) core is available with customer demands. (6) Customer design is available. |
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Set Up and Down Transformer
1) Converts 90V, 100V, 110V, 120V to 220V / 230V / 240V ; 2) Power: 200W, 300W, 500W, 1000W, 2000W, 3000W, 5000W, 10,000W |
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Power Supply Transformer
1) Particularly suitable for power transformers and filters at low frequencies. 2) A wide range of shapes and dimensions to meet with a variety range of output power requirements. 3) Bobbins also conforms to major electrical safety standards. |
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High Efficiency Power Transformer
Exporter of High Efficiency Power Transformer from china. Output power: 75VA-500VA, Product Model: EI-76 to EI-114. OEM designs available |
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FM Transmitter
1) High fidelity stereo effect: this device can modulate the audio frequency signal to FM signal (87.5 - 108.0MHz) ; 2) Full frequency range design can effectively avoid interruption ; 3) LCD display for easier control. Specifications: 1) Operating range: more than 10M ; 2) Operating current: 45mA ; 3) Transmission range: 87.5MHz - 108.0MHz (interval 0.1MHz) ; 4) Frequency response: 20 - 15000Hz ; 5) Stereo separation: 40dB ; 6) Transmission frequency deviation: less than 0.01M ; 7) Signal-to-noise ratio: more than 68dB |
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Mutual Inductor
Small volume, high accuracy, good shape, adopt ABS prevent fire crust, fill and seal with epoxy, iron core is made of microlite alloy, with high intensity of saturation magnetic induction. Wide current count. Prevent direct current humorous and meet the requirement of national standard (gbt 17215-2002/ IEC 61036:2000) of one class static AC active energy meter, and meet the deirct current and even harmonious in the AC current circuit of clause 4.6.2. Class: 0.1. Insulate voltage: >2500vac. Current ratio:5a/2ma. Inside resistance:90-110. Over load capacity:10times |
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1 Phase DC Hall Current Transducer
Product: 1 element DC hall effect analog current transducer. Series: Ce-iz04-d case style d. Input range: 0-300a ~ 0-500a. Output: 100ma~200ma. Power source: +/-12 v or +/-15v. Accuracy: 1.0 |
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0.5kV Class Current Transformer
1) AC circuit ; 2) Rated voltage: below 0.66kV ; 3) Frequency: 50Hz ; 4) Tests, controls, displays and records electrical equipment operation ; 5) Protects equipment against circuit damage |
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Toroidal Transformer
1) power:50va - 3,000va ; 2) universal purpose ; 3) low profile and low weight ; 4) low no-load losses ; 5) low mechanical hum ; 6) low magnetic leakage ; 7) high efficiency |
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Inductor And Coils
We offer safety certified power products which are approved by UL, CUL, TUV, GS, CE, PSE, SAA, CCC. BEAB and other safety agency. High Power, high saturation inductors. Reliable surface mounting with flat top and robust temp. Deflection. Inductance from 1.0uH to 1200uH |
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Switching Power Transformer
1) full range of smps transformers from e13 to e54 core geometries for ctv, DVD, satellite receiver and set-top boxes, etc. 2) for smaller core geometries, the triple-insulated wire option is available. 3) low profile, high-power density. 4) active power correction coil, line filters, and inverter transformers. 5) isolation: Up to 3500vrms. 6) operation frequency: 15k-200khz. 7) class b, class f with ul 94 v0 flammability. |
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SMT High Frequency Power Transformer
1) SMP main transformer and inductor for low profile PCB design. 2) Rated Power: 15W to 180W. 3) Operation frequency: up to 500kHz. 4) Main insulation: 1500VRMS. 5) Three Different Platforms with THT and SMT design. 6) Low Profile Platforms: 8.4mm to 13.5mm |
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Adjustable & Fixed Inductors
1) Small dimensions ; 2) Large electric current and high inductance ; 3) Low loss ; 4) Good weld performance ; 5) Wide variable range when inducted ; 6) High precision, good stability and reliability ; 7) Customers' specifications are welcome |
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Shielded SMD Power Inductors
1) Magnetically shielded chip inductor ; 2) Large-current chip inductor ; 3) Low DCR chip inductor ; 4) Low profile 1.0mm max height SMD power inductor ; 5) SMT power inductor ; 6) Shielded power chip inductor ; 7) Miniature SMD chip inductor ; 8) Shielded SMT power inductor ; 9) Primary competitive advantages: a) Experienced technical staff ; b) Prompt delivery ; c) Small orders accepted |
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Power And Switching Transformer
Our company Is a professional manufacturer of switching adapter, linear adapter, AC/DC adapter, AC/AC adapter, transformer, power supply, battery charger and computer peripherals with factories located in China. |
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Radial Type Choke Inductor
1) Small size radial lead type ; 2) Small mounting space required ; 3) Excellent characteristics for high Q ; 4) Minimized distributed capacitance, hence high SRF ; 5) Special lead wire construction prevents open circuit failures ; 6) Covered with PVC sleeve or UL tube |
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Transducer
Measuring range:0.5a~300a ; Output:5v or 4-20 ma ; Accuracy:0.2% or 0.5% ; Response time:300 ms ; Power supply: +12v or +15v or +24v ; Load capability: Voltage output 5ma ; Current output 300 ; Static power consumption:200 mw |
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Axial Fixed Power Inductors
1) Axial leaded power inductor ; 2) UL-polyolefin shrinking tubing leaded inductor ; 3) Leaded inductor with ferrite core ; 4) High-current leaded inductor ; 5) High-reliability leaded inductor ; 6) Low-resistance leaded inductor ; 7) Series inductance value up to 500mH |