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Inherently Limited Transformers Non-inherently Limited Transformers UL Standard General Transformers Encapsulated Transformers Flat-Type Encapsulated Transformers (small size) Encapsulated Transformers (large size) Toroidal Power Transformers Waterproof Linear Power Transformers Linear Lighting Transformers UPS Transformers Constant Voltage Transformers High Voltage Transformers R Type Power Transformers Special Type Power Transformer Control Transformers Main Power Audio Transformers Impedance Coupling Audio Transformers Filter Chokes and Inductors PFC Chokes Common Mode Coils Current Sensor Transformers Linear Power Supplies Switch Mode Power Supplies with Interchangeable Prongs Laminated Transformers (Custom Made) Ferrite Core Transformers and Inductor Coils(Custom Made) Assembled Products (Custom Made)

Class 2 Transformers C2T-01 series

Class 2 Transformers C2T-01 series

1) Designed and built to meet the US and international safety standards. 2) Insulation grade from Class B to Class F available. 3) Multiple mounting types available,eg: plate mount, nipple mount, shell mount etc,please consult our engineer for more mounting types. 4) Input voltage indicators: A-120V, B-208V, C-240V, D-277V, E-347V, F-208/240V, G-120/240/277V, H-120/240V, I-220/240V, J-120/208/240V. 5) Custom versions upon request.

Class 2 Transformers C2T-02 Series

Class 2 Transformers C2T-02 Series

1) Designed and built to meet the US and international safety standards. 2) Insulation grade from Class B to Class F available. 3) Multiple mounting types available,eg: plate mount, nipple mount, shell mount etc,please consult our engineer for more mounting types. 4) Input voltage indicators: A-120V, B-208V, C-240V, D-277V, E-347V, F-208/240V, G-120/240/277V, H-120/240V, I-220/240V, J-120/208/240V. 5) Custom versions upon request.

Class 2 Transformers C2T-03 Series

Class 2 Transformers C2T-03 Series

1) Designed and built to meet the US and international safety standards. 2) Insulation grade from Class B to Class F available. 3) Multiple mounting types available,eg: plate mount, nipple mount, shell mount etc,please consult our engineer for more mounting types. 4) Input voltage indicators: A-120V, B-208V, C-240V, D-277V, E-347V, F-208/240V, G-120/240/277V, H-120/240V, I-220/240V, J-120/208/240V. 5) Custom versions upon request.

Class 2 Transformers C2T-04 Series

Class 2 Transformers C2T-04 Series

1) Designed and built to meet the US and international safety standards. 2) Insulation grade from Class B to Class F available. 3) Multiple mounting types available,eg: plate mount, nipple mount, shell mount etc,please consult our engineer for more mounting types. 4) Input voltage indicators: A-120V, B-208V, C-240V, D-277V, E-347V, F-208/240V, G-120/240/277V, H-120/240V, I-220/240V, J-120/208/240V. 5) Quick connect terminals 187 or 250 are available upon request. 6) Custom versions upon request.

Class 2 Transformers C2T-05 Series

Class 2 Transformers C2T-05 Series

1) Designed and built to meet the US and international safety standards. 2) Insulation grade from Class B to Class F available. 3) Multiple mounting types available,eg: plate mount, nipple mount, shell mount etc,please consult our engineer for more mounting types. 4) Input voltage indicators: A-120V, B-208V, C-240V, D-277V, E-347V, F-208/240V, G-120/240/277V, H-120/240V, I-220/240V, J-120/208/240V. 5) Quick connect terminals 187 or 250 are available upon request. 6) Custom versions upon request.

Class 2 Transformers C2T-06 Series

Class 2 Transformers C2T-06 Series

1) Designed and built to meet the US and international safety standards. 2) Insulation grade from Class B to Class F available. 3) Multiple mounting types available,eg: plate mount, nipple mount, shell mount etc,please consult our engineer for more mounting types. 4) Input voltage indicators: A-120V, B-208V, C-240V, D-277V, E-347V, F-208/240V, G-120/240/277V, H-120/240V, I-220/240V, J-120/208/240V, K-115/230V. 5) Custom versions upon request.

Class 2 Transformers C2T-07 Series

Class 2 Transformers C2T-07 Series

1) Designed and built to meet the US and international safety standards. 2) Insulation grade from Class B to Class F available. 3) Multiple mounting types available,eg: plate mount, nipple mount, shell mount etc,please consult our engineer for more mounting types. 4) Input voltage indicators: A-120V, C-240V,G-120/240/277V. 5) Custom versions upon request.

Class 2 Transformers C2T-08 Series

Class 2 Transformers C2T-08 Series

1) Designed and built to meet the US and international safety standards. 2) Insulation grade from Class B to Class F available. 3) Multiple mounting types available,eg: plate mount, nipple mount, shell mount etc,please consult our engineer for more mounting types. 4) Input voltage indicators: A-120V, C-240V,D-277V,G-120/240/277V. 5) Custom versions upon request.

Class 2 Transformers C2T-09 Series

Class 2 Transformers C2T-09 Series

1) Designed and built to meet the US and international safety standards. 2) Insulation grade from Class B to Class F available. 3) Multiple mounting types available,eg: plate mount, nipple mount, shell mount etc,please consult our engineer for more mounting types. 4) Input voltage indicators: A-120V, C-240V,D-277V,G-120/240/277V. 5) Custom versions upon request.

Class 2 Transformers C2T-10 Series

Class 2 Transformers C2T-10 Series

1) Designed and built to meet the US and international safety standards. 2) Insulation grade from Class B to Class F available. 3) Multiple mounting types available. 4) Input voltage indicators: A-120V,B-208V,C-240V,F-208/240V,H-120/240V,I-220/240V,J-120/208/240V. 5) You can install a protection device in user's application, if the customer does not have a protector. Please consult our engineer for details. 6) Custom versions upon request.

Class 2 Transformers C2T-11 Series

Class 2 Transformers C2T-11 Series

1) Designed and built to meet the US and international safety standards. 2) Insulation grade from Class B to Class F available. 3) Multiple mounting types available. 4) Input voltage indicators: A-120V,B-208V,C-240V,D-277V,F-208/240V,H-120/240V,I-220/240V,J-120/208/240V. 5) You can install a protection device in user's application, if the customer does not have a protector. Please consult our engineer for details. 6) Custom versions upon request.

Class 2 Transformers C2T-12 Series

Class 2 Transformers C2T-12 Series

1) Designed and built to meet the US and international safety standards. 2) Insulation grade from Class B to Class F available. 3) Multiple mounting types available. 4) Input voltage indicators: A-120V,B-208V,C-240V,D-277V,F-208/240V,H-120/240V,I-220/240V,J-120/208/240V. 5) You can install a protection device in user's application, if the customer does not have a protector. Please consult our engineer for details. 6) Custom versions upon request.

Class 2 Transformers C2T-13 Series

Class 2 Transformers C2T-13 Series

1) Designed and built to meet the US and international safety standards. 2) Insulation grade from Class B to Class F available. 3) Multiple mounting types available. 4) Input voltage indicators: A-120V,B-208V,C-240V,F-208/240V,H-120/240V,I-220/240V,J-120/208/240V. 5) You can install a protection device in user's application, if the customer does not have a protector. Please consult our engineer for details. 6) Primary lead sets, secondary screw design. 7) Custom versions upon request.

Class 2 Transformers C2T-14 Series

Class 2 Transformers C2T-14 Series

1) Designed and built to meet the US and international safety standards. 2) Insulation grade from Class B to Class F available. 3) Multiple mounting types available. 4) Secondary protection uses disposable glass body cartridge fuse which is replaceable. 5) Custom versions upon request.

Class 2 Transformers C2T-15 Series

Class 2 Transformers C2T-15 Series

1) Designed and built to meet the US and international safety standards. 2) Insulation grade from Class B to Class F available. 3) Multiple mounting types available. 4) Input voltage indicators: A-120V,F-208/240V,J-120/208/240V,Q-230V,R-24V,S-277/480V. 5) UL listed. 6) Hologram label is required upon use. 7) Custom versions upon request.

Class 2 Transformers C2T-16 Series

Class 2 Transformers C2T-16 Series

1) Designed and built to meet the US and international safety standards. 2) Insulation grade from Class B to Class F available. 3) Multiple mounting types available. 4) Input voltage indicators: G-120/240/277V,V-120/208/240/277/480V. 5) You can install a protection device in user's application, if the customer does not have a protector. Please consult our engineer for details. 6) Custom versions upon request.

Audio Transformers AT-02 Series

Audio Transformers AT-02 Series

1) Designed and built to meet the US and international safety standards. 2) Line Input Transformers 3) The transformer is housed in a mu-metal can, which can reduce hum caused by any nearby magnetic fields. 4) Several turn ratios are offered to optimize noise performance with various input stage designs. 5) Extremely high dynamic range can be delivered, up to 140dB, in real-world system environments. 6) Lead wire type and PC mount type are available. 7) Cross reference: Jensen line input transformers. 8) Custom versions upon request.

Audio Transformers AT-03 Series

Audio Transformers AT-03 Series

1) The audio (line input) transformers are designed and built tomeet the US and international safety standards. 2) The transformer is housed in a mu-metal housing, whichcan reduce hum caused by any nearby magnetic fields. 3) Have a high signallevel capability, high no-load impedanceand high common mode rejection ratio(CMRR). 4) Cross Reference: LUNDAHL Iine input transformers. 5) Custom versions upon requested.

Audio Transformers AT-04 Series

Audio Transformers AT-04 Series

1) The audio output transformers (line matching type)aredesigned and built to meet the US and international safety standards. 2) Couple 4,8 or 16 ohm speakers to 25,70,100 or 140 volt lineoutputs of amplifiers. 3) Up to 5 power tap levels available. 4) Primary taps marked in watts to match speaker power. 5) Frequency response 100HZ-9KHZ(1DB.reference@1KHZ),30HZ-15KHZ(3DB.reference@1KHZ). 6) Insertion loss less than 2 db. 7) Distortion is less than 1.25% @100 Hz.at maximum power. 8) Total power requirements of speakers should not exceedthe rated power of each transformer or rated power of the amplifier. 9) Solder lugs and custom versions upon requested. 10) Cross Reference: Hammond Sound Distribution 117,119 Series.

Laminated Transformers (Custom Made)

Laminated Transformers (Custom Made)

1) We provide a wide range of custom laminated transformers in a variety of sizes and shapes for your choice, such as EI,UI,R,Toroidal,CD,ED types etc. 2) Our products are widely used in power, medical, communications, aerospace, machinery and other fields. 3) You can choose different connection methods such as PC print, fly leads, quick connects, screw terminals etc. 4) You can choose different installation methods, such as channel frame, foot stand, metal plate, metal case, nipple,lamination holes,screws,etc. 5) We have a professional technical team to support your needs of different magnetic components. 6) We have a professional product team to support your needs to get related safety approvals of magnetic components. 7) Class B to Class R insulation systems are available. 8) We can manufacture products according to customer's design. 9) Contact our sales department for more information about the laminated transformers and inductor coils.

Linear Power Supplies LPS-01 Series

Linear Power Supplies LPS-01 Series

1) The linear power supplies (unregulated open frame type）are designed and built to meet the US and international safety standards. 2) The linear power supplies are the best low cost alternative where moderate output variations and AC ripple are acceptable.The field selectable input taps allow fine tuningthe output voltage to match actual field conditions. The DC output is fused for short circuit protection. For maximum versatility, the output is floating and may be referenced to another low voltage common ground or placed in series with other DC power supplies. 3) Field selectable input taps 103/115/126/207/230/253VAC for fine-tuning output to match actual field conditions. 4) Improved ripple - 3% maximum. 5) Computer grade capacitors. 6) Mounting holes'dimensions are adjustable. 7) Applications: DC motors - stepping and servos Solenoid valves Relays Lamps and signal systems Input to 3-terminal on-board regulators Some floppy disc drives

Linear Lighting Transformers LLT-01 Series

Linear Lighting Transformers LLT-01 Series

1) The linear lighting transformers is designed and built to meet the US and international safety standards:UL,CE and CSA etc. 2) High effective low cost design. 3) Corrosion-resistant surface coating. 4) Insulation grade from class B to class R are available. 5) Restorable protector used. 6) Custom versions upon requested.

Ferrite Core Transformers and Inductor Coils(Custom Made)

Ferrite Core Transformers and Inductor Coils(Custom Made)

1) We provide a wide range of ferrite core transformers and inductor coils in a variety of sizes and shapes for your choice, such as EE, EF, ETD, EP,ER,UR, RM, EFD, PQ, toriod, PC type, SMT type etc. 2) We have a professional technical team to support your needs of different magnetic components. 3) Widely used in power system, audio system, medical system, communication system etc. 4) A wide range of new materials are used in our designs, such as variable frequency low loss cores, litz wires, film coated litz wires, fully insulation wires, triple insulation wires etc. 5) Class B to Class R insulation systems are available. 6) Contact our sales department for more information about the ferrite core transformers and inductor coils.

Assembled Products (Custom Made)

Assembled Products (Custom Made)

1) We offer a wide variety of custom and semi-custom assembled products, and provide many options in order to increase the value of the transformers and therefore reducecosts for our customers. 2) Designed and built to meet the US and international safety standards. 3) We have our own maching, mould manufacturing center, which makes us more flexibleto meet the customer requirements. 4) We have a professional engineering team to support your needs of different magnetic components. 5) Types of Units: Transformers with Custom Wire Harness, mounting brackets, shells and frames. Transformer/Circuit Board Assemblies. Customized stackable enclosures for transformer and filter assemblies. OEM End User Products. 6) Contact our sales department for more information about the assembled products.

Linear Power Supplies LPS-02 Series

Linear Power Supplies LPS-02 Series

1) Low noise,low temperature rise, hi effective design. 2) Meet a broad range of voltages,current and power specifications,please contact us for more information. 3) Either flat plugs or round plugs. 4) Custom versions upon requested

Switch Mode Power Supplies with Interchangeable Prongs SPS-01 series

Switch Mode Power Supplies with Interchangeable Prongs SPS-01 series

1) The switch mode power supplies with interchangeable prongs are designed and built to meet the US and international safety standards. 2) With a modular design featuring four interchangeable input prongs for use around the globe. 3) DC plug 5.5x2.1x10mm Barrel straight. 4) Meeting the latest Level VI energy efficiency requirements. 5) Low cost,Hi effective design. 6) The primary power plug and secondary output connection can be chosen based on custom versions. 7) Rated input:100~240VAC. 8) Cross Reference:TriadMagnetics Wall Plug-lns and desktop Series. 9) Custom versions upon requested.

Common Mode Coils CMC-01 Series

Common Mode Coils CMC-01 Series

1) These common mode coils are designed to help meet U.S.and international requirements for safety and EMl. 2) Common mode coils can be used to minimize EMI radiated noise in the common mode on all power applications. 3) We offers a variety of inductances and rated currents to provide full coverage of power requirements. 4) Dielectric withstanding voltage:2000 VAC. 5) Rated voltage:250 VAC. 6) Insulation Resistance: 100 MΩ minimum. 7) Operating Temperature Range:-40℃ to +70℃. 8) Storage Temperature Range:-55℃ to +130℃. 9) Cross Reference: TriadMagnetics UT2024/ ET2432/ ET2835/ ET3542/ UT2020/ ET2424/ ET2825 Series. 10) Custom versions upon requested.

Common Mode Coils CMC-02 Series

Common Mode Coils CMC-02 Series

1) These common mode moils are designed to help meet U.S.and international requirements for safety and EMI. 2) Common mode coils can be used to minimize EMI radiated noise in the common mode on all power applications.We offer a variety of inductances and rated currents to provide full coverage of power requirements. 3) Dielectric withstanding voltage: 2,000 VAC. 4) Rated Voltage: 250 VAC. 5) Insulation Resistance: 100 MΩ minimum. 6) Operating Temperature Range:-40℃ to +70℃. 7) Storage Temperature Range:-55℃ to +130℃. 8) Cross Reference: Renco RL-5011/RL-5012/RL-5013/RL-5014 Series. 9) Custom versions upon requested

Active PFC-Chokes APFC-01 Series

Active PFC-Chokes APFC-01 Series

1) Excellent temperature fluctuation resistance properties. 2) High electrical safety and long service-life features. 3) High voltage resistance to power/sense/core. 4) Hight impulse voltage resistance. 5) Operating Temperature Range:-40℃ to +70℃. 6) Storage Temperature Range:-55℃ to +130℃. 7) Cross Reference: HAHN BVD PQ202, 262, 322, 323, 351 Series. 8) Custom versions upon requested.

D.C. Filter Chokes DCFC-01 Series

D.C. Filter Chokes DCFC-01 Series

1) The D.C.filter chokes are designed and built to meet the US and international safety standards. 2) Economical"open bracket" - channel mount, and welding plate mounting tpye also available. 3) Tolerance of 15% on both inductance & resistance. 4) Inductances measured at rated D.C current. 5) Minimum 5"long leads or solder lugs for terminal. 6) Units will exhibit less inductance at slightly higher currents or more inductance at lower currents. 7) Perfect for high voltage power supply filtering. 8) Every unit is Hipot tested (100%)at 1,500 VAC. 9) Units are vacuum impregnated with polyurethane varnish for quiet and long life operation. 10) Operating Temperature Range:-40℃ to +70℃. 11) Storage Temperature Range:-55℃ to +130℃. 12) Cross Reference: Hammond D.C Reactors or Filter Chokes 153-159 Series.

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關於常輝電子

常輝電子（珠海）有限公司成立於1999年，是一個專業設計和製造變壓器，電感線圈的廠家，中國香港和德國杜塞爾多夫設有辦事處，美國紐約有銷售處，工廠在中國廣東珠海及湖南隆回。
我们主要生產各類型變壓器及電感線圈，主要有高頻變壓器，低頻變壓器，音頻變壓器及各種電感線圈及組裝成品變壓器。產品廣泛應用於電子設備、機械設備、電源系統、航天系統、醫療系統、家庭電器及通訊系統等領域，產品行銷北美，歐洲及世界各地。

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