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RF Coils

An electronic component that performs the function of transmitting and receiving Radio Frequency signals.

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mm		Inductance
nH		DCR Max
mΩ		Rated Current Max.
mA		SRF Min.
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Catalog

Automotive
Grade

Features

Series

Part Number

Length
mm

Width
mm

Height Max.
mm

Inductance
nH

Tolerance
±%

Q Min.
MHz

DCR Max.
mΩ

Rated Current Max.
mA

SRF Min
MHz

Temp (from ~ to)

Inquiry
picture_as_pdf Non-Shield
Ceramic
Round Wire
Plating
 RWCI CMI-RWCI2012-R22G 2 1.25 1.4 220 2% 50 at 250.00 1000 0.4 860 -40 ~ 85 sms
picture_as_pdf Non-Shield
Ceramic
Round Wire
Plating
 RWCI CMI-RWCI2012-R22J 2 1.25 1.4 220 5% 50 at 250.00 1000 0.4 860 -40 ~ 85 sms
picture_as_pdf Non-Shield
Ceramic
Round Wire
Plating
 RWCI CMI-RWCI2012-R22K 2 1.25 1.4 220 10% 50 at 250.00 1000 0.4 860 -40 ~ 85 sms
picture_as_pdf Non-Shield
Ceramic
Round Wire
Plating
 RWCI CMI-RWCI2012-R27G 2 1.25 1.4 270 2% 45 at 250.00 1460 0.35 850 -40 ~ 85 sms
picture_as_pdf Non-Shield
Ceramic
Round Wire
Plating
 RWCI CMI-RWCI2012-R27J 2 1.25 1.4 270 5% 45 at 250.00 1460 0.35 850 -40 ~ 85 sms
picture_as_pdf Non-Shield
Ceramic
Round Wire
Plating
 RWCI CMI-RWCI2012-R27K 2 1.25 1.4 270 10% 45 at 250.00 1460 0.35 850 -40 ~ 85 sms
picture_as_pdf Non-Shield
Ceramic
Round Wire
Plating
 RWCI CMI-RWCI2012-R33G 2 1.25 1.4 330 2% 45 at 250.00 1650 0.3 800 -40 ~ 85 sms
picture_as_pdf Non-Shield
Ceramic
Round Wire
Plating
 RWCI CMI-RWCI2012-R33J 2 1.25 1.4 330 5% 45 at 250.00 1650 0.3 800 -40 ~ 85 sms
picture_as_pdf Non-Shield
Ceramic
Round Wire
Plating
 RWCI CMI-RWCI2012-R33K 2 1.25 1.4 330 10% 45 at 250.00 1650 0.3 800 -40 ~ 85 sms
picture_as_pdf Non-Shield
Ceramic
Round Wire
Plating
 RWCI CMI-RWCI2012-R39G 2 1.25 1.4 390 2% 45 at 250.00 2200 0.21 780 -40 ~ 85 sms
picture_as_pdf Non-Shield
Ceramic
Round Wire
Plating
 RWCI CMI-RWCI2012-R39J 2 1.25 1.4 390 5% 45 at 250.00 2200 0.21 780 -40 ~ 85 sms
picture_as_pdf Non-Shield
Ceramic
Round Wire
Plating
 RWCI CMI-RWCI2012-R39K 2 1.25 1.4 390 10% 45 at 250.00 2200 0.21 780 -40 ~ 85 sms
picture_as_pdf Non-Shield
Ceramic
Round Wire
Plating
 RWCI CMI-RWCI2012-R47J 2 1.25 1.4 470 5% 45 at 100.00 950 0.5 375 -40 ~ 85 sms
picture_as_pdf Non-Shield
Ceramic
Round Wire
Plating
 RWCI CMI-RWCI2012-R47K 2 1.25 1.4 470 10% 45 at 100.00 950 0.5 375 -40 ~ 85 sms
picture_as_pdf Non-Shield
Ceramic
Round Wire
Plating
 RWCI CMI-RWCI2012-R56J 2 1.25 1.4 560 5% 45 at 100.00 1100 0.45 340 -40 ~ 85 sms
picture_as_pdf Non-Shield
Ceramic
Round Wire
Plating
 RWCI CMI-RWCI2012-R56K 2 1.25 1.4 560 10% 45 at 100.00 1100 0.45 340 -40 ~ 85 sms
picture_as_pdf Non-Shield
Ceramic
Round Wire
Plating
 RWCI CMI-RWCI2012-R68J 2 1.25 1.4 680 5% 35 at 100.00 1200 0.4 188 -40 ~ 85 sms
picture_as_pdf Non-Shield
Ceramic
Round Wire
Plating
 RWCI CMI-RWCI2012-R68K 2 1.25 1.4 680 10% 35 at 100.00 1200 0.4 188 -40 ~ 85 sms
picture_as_pdf Non-Shield
Ceramic
Round Wire
Plating
 RWCI CMI-RWCI2012-R82J 2 1.25 1.4 820 5% 35 at 100.00 1500 0.3 215 -40 ~ 85 sms
picture_as_pdf Non-Shield
Ceramic
Round Wire
Plating
 RWCI CMI-RWCI2012-R82K 2 1.25 1.4 820 10% 35 at 100.00 1500 0.3 215 -40 ~ 85 sms
picture_as_pdf
  • Part Number
    CMI-RWCI2012-R22G
  • Feature :

    Non-Shield
    Ceramic
    Round Wire
    Plating

  • Series : RWCI
  • Length mm : 2
  • Width mm : 1.25
  • Height Max. mm : 1.4
  • Inductance nH : 220
  • Tolerance ±% : 2%
  • Q Min. MHz : 50 at 250.00
  • DCR Max. mΩ : 1000
  • Rated Current Max. mA : 0.4
  • SRF Min MHz : 860
  • Temp (from ~ to) : -40 ~ 85
  • Inquiry sms
picture_as_pdf
  • Part Number
    CMI-RWCI2012-R22J
  • Feature :

    Non-Shield
    Ceramic
    Round Wire
    Plating

  • Series : RWCI
  • Length mm : 2
  • Width mm : 1.25
  • Height Max. mm : 1.4
  • Inductance nH : 220
  • Tolerance ±% : 5%
  • Q Min. MHz : 50 at 250.00
  • DCR Max. mΩ : 1000
  • Rated Current Max. mA : 0.4
  • SRF Min MHz : 860
  • Temp (from ~ to) : -40 ~ 85
  • Inquiry sms
picture_as_pdf
  • Part Number
    CMI-RWCI2012-R22K
  • Feature :

    Non-Shield
    Ceramic
    Round Wire
    Plating

  • Series : RWCI
  • Length mm : 2
  • Width mm : 1.25
  • Height Max. mm : 1.4
  • Inductance nH : 220
  • Tolerance ±% : 10%
  • Q Min. MHz : 50 at 250.00
  • DCR Max. mΩ : 1000
  • Rated Current Max. mA : 0.4
  • SRF Min MHz : 860
  • Temp (from ~ to) : -40 ~ 85
  • Inquiry sms
picture_as_pdf
  • Part Number
    CMI-RWCI2012-R27G
  • Feature :

    Non-Shield
    Ceramic
    Round Wire
    Plating

  • Series : RWCI
  • Length mm : 2
  • Width mm : 1.25
  • Height Max. mm : 1.4
  • Inductance nH : 270
  • Tolerance ±% : 2%
  • Q Min. MHz : 45 at 250.00
  • DCR Max. mΩ : 1460
  • Rated Current Max. mA : 0.35
  • SRF Min MHz : 850
  • Temp (from ~ to) : -40 ~ 85
  • Inquiry sms
picture_as_pdf
  • Part Number
    CMI-RWCI2012-R27J
  • Feature :

    Non-Shield
    Ceramic
    Round Wire
    Plating

  • Series : RWCI
  • Length mm : 2
  • Width mm : 1.25
  • Height Max. mm : 1.4
  • Inductance nH : 270
  • Tolerance ±% : 5%
  • Q Min. MHz : 45 at 250.00
  • DCR Max. mΩ : 1460
  • Rated Current Max. mA : 0.35
  • SRF Min MHz : 850
  • Temp (from ~ to) : -40 ~ 85
  • Inquiry sms
picture_as_pdf
  • Part Number
    CMI-RWCI2012-R27K
  • Feature :

    Non-Shield
    Ceramic
    Round Wire
    Plating

  • Series : RWCI
  • Length mm : 2
  • Width mm : 1.25
  • Height Max. mm : 1.4
  • Inductance nH : 270
  • Tolerance ±% : 10%
  • Q Min. MHz : 45 at 250.00
  • DCR Max. mΩ : 1460
  • Rated Current Max. mA : 0.35
  • SRF Min MHz : 850
  • Temp (from ~ to) : -40 ~ 85
  • Inquiry sms
picture_as_pdf
  • Part Number
    CMI-RWCI2012-R33G
  • Feature :

    Non-Shield
    Ceramic
    Round Wire
    Plating

  • Series : RWCI
  • Length mm : 2
  • Width mm : 1.25
  • Height Max. mm : 1.4
  • Inductance nH : 330
  • Tolerance ±% : 2%
  • Q Min. MHz : 45 at 250.00
  • DCR Max. mΩ : 1650
  • Rated Current Max. mA : 0.3
  • SRF Min MHz : 800
  • Temp (from ~ to) : -40 ~ 85
  • Inquiry sms
picture_as_pdf
  • Part Number
    CMI-RWCI2012-R33J
  • Feature :

    Non-Shield
    Ceramic
    Round Wire
    Plating

  • Series : RWCI
  • Length mm : 2
  • Width mm : 1.25
  • Height Max. mm : 1.4
  • Inductance nH : 330
  • Tolerance ±% : 5%
  • Q Min. MHz : 45 at 250.00
  • DCR Max. mΩ : 1650
  • Rated Current Max. mA : 0.3
  • SRF Min MHz : 800
  • Temp (from ~ to) : -40 ~ 85
  • Inquiry sms
picture_as_pdf
  • Part Number
    CMI-RWCI2012-R33K
  • Feature :

    Non-Shield
    Ceramic
    Round Wire
    Plating

  • Series : RWCI
  • Length mm : 2
  • Width mm : 1.25
  • Height Max. mm : 1.4
  • Inductance nH : 330
  • Tolerance ±% : 10%
  • Q Min. MHz : 45 at 250.00
  • DCR Max. mΩ : 1650
  • Rated Current Max. mA : 0.3
  • SRF Min MHz : 800
  • Temp (from ~ to) : -40 ~ 85
  • Inquiry sms
picture_as_pdf
  • Part Number
    CMI-RWCI2012-R39G
  • Feature :

    Non-Shield
    Ceramic
    Round Wire
    Plating

  • Series : RWCI
  • Length mm : 2
  • Width mm : 1.25
  • Height Max. mm : 1.4
  • Inductance nH : 390
  • Tolerance ±% : 2%
  • Q Min. MHz : 45 at 250.00
  • DCR Max. mΩ : 2200
  • Rated Current Max. mA : 0.21
  • SRF Min MHz : 780
  • Temp (from ~ to) : -40 ~ 85
  • Inquiry sms
picture_as_pdf
  • Part Number
    CMI-RWCI2012-R39J
  • Feature :

    Non-Shield
    Ceramic
    Round Wire
    Plating

  • Series : RWCI
  • Length mm : 2
  • Width mm : 1.25
  • Height Max. mm : 1.4
  • Inductance nH : 390
  • Tolerance ±% : 5%
  • Q Min. MHz : 45 at 250.00
  • DCR Max. mΩ : 2200
  • Rated Current Max. mA : 0.21
  • SRF Min MHz : 780
  • Temp (from ~ to) : -40 ~ 85
  • Inquiry sms
picture_as_pdf
  • Part Number
    CMI-RWCI2012-R39K
  • Feature :

    Non-Shield
    Ceramic
    Round Wire
    Plating

  • Series : RWCI
  • Length mm : 2
  • Width mm : 1.25
  • Height Max. mm : 1.4
  • Inductance nH : 390
  • Tolerance ±% : 10%
  • Q Min. MHz : 45 at 250.00
  • DCR Max. mΩ : 2200
  • Rated Current Max. mA : 0.21
  • SRF Min MHz : 780
  • Temp (from ~ to) : -40 ~ 85
  • Inquiry sms
picture_as_pdf
  • Part Number
    CMI-RWCI2012-R47J
  • Feature :

    Non-Shield
    Ceramic
    Round Wire
    Plating

  • Series : RWCI
  • Length mm : 2
  • Width mm : 1.25
  • Height Max. mm : 1.4
  • Inductance nH : 470
  • Tolerance ±% : 5%
  • Q Min. MHz : 45 at 100.00
  • DCR Max. mΩ : 950
  • Rated Current Max. mA : 0.5
  • SRF Min MHz : 375
  • Temp (from ~ to) : -40 ~ 85
  • Inquiry sms
picture_as_pdf
  • Part Number
    CMI-RWCI2012-R47K
  • Feature :

    Non-Shield
    Ceramic
    Round Wire
    Plating

  • Series : RWCI
  • Length mm : 2
  • Width mm : 1.25
  • Height Max. mm : 1.4
  • Inductance nH : 470
  • Tolerance ±% : 10%
  • Q Min. MHz : 45 at 100.00
  • DCR Max. mΩ : 950
  • Rated Current Max. mA : 0.5
  • SRF Min MHz : 375
  • Temp (from ~ to) : -40 ~ 85
  • Inquiry sms
picture_as_pdf
  • Part Number
    CMI-RWCI2012-R56J
  • Feature :

    Non-Shield
    Ceramic
    Round Wire
    Plating

  • Series : RWCI
  • Length mm : 2
  • Width mm : 1.25
  • Height Max. mm : 1.4
  • Inductance nH : 560
  • Tolerance ±% : 5%
  • Q Min. MHz : 45 at 100.00
  • DCR Max. mΩ : 1100
  • Rated Current Max. mA : 0.45
  • SRF Min MHz : 340
  • Temp (from ~ to) : -40 ~ 85
  • Inquiry sms
picture_as_pdf
  • Part Number
    CMI-RWCI2012-R56K
  • Feature :

    Non-Shield
    Ceramic
    Round Wire
    Plating

  • Series : RWCI
  • Length mm : 2
  • Width mm : 1.25
  • Height Max. mm : 1.4
  • Inductance nH : 560
  • Tolerance ±% : 10%
  • Q Min. MHz : 45 at 100.00
  • DCR Max. mΩ : 1100
  • Rated Current Max. mA : 0.45
  • SRF Min MHz : 340
  • Temp (from ~ to) : -40 ~ 85
  • Inquiry sms
picture_as_pdf
  • Part Number
    CMI-RWCI2012-R68J
  • Feature :

    Non-Shield
    Ceramic
    Round Wire
    Plating

  • Series : RWCI
  • Length mm : 2
  • Width mm : 1.25
  • Height Max. mm : 1.4
  • Inductance nH : 680
  • Tolerance ±% : 5%
  • Q Min. MHz : 35 at 100.00
  • DCR Max. mΩ : 1200
  • Rated Current Max. mA : 0.4
  • SRF Min MHz : 188
  • Temp (from ~ to) : -40 ~ 85
  • Inquiry sms
picture_as_pdf
  • Part Number
    CMI-RWCI2012-R68K
  • Feature :

    Non-Shield
    Ceramic
    Round Wire
    Plating

  • Series : RWCI
  • Length mm : 2
  • Width mm : 1.25
  • Height Max. mm : 1.4
  • Inductance nH : 680
  • Tolerance ±% : 10%
  • Q Min. MHz : 35 at 100.00
  • DCR Max. mΩ : 1200
  • Rated Current Max. mA : 0.4
  • SRF Min MHz : 188
  • Temp (from ~ to) : -40 ~ 85
  • Inquiry sms
picture_as_pdf
  • Part Number
    CMI-RWCI2012-R82J
  • Feature :

    Non-Shield
    Ceramic
    Round Wire
    Plating

  • Series : RWCI
  • Length mm : 2
  • Width mm : 1.25
  • Height Max. mm : 1.4
  • Inductance nH : 820
  • Tolerance ±% : 5%
  • Q Min. MHz : 35 at 100.00
  • DCR Max. mΩ : 1500
  • Rated Current Max. mA : 0.3
  • SRF Min MHz : 215
  • Temp (from ~ to) : -40 ~ 85
  • Inquiry sms
picture_as_pdf
  • Part Number
    CMI-RWCI2012-R82K
  • Feature :

    Non-Shield
    Ceramic
    Round Wire
    Plating

  • Series : RWCI
  • Length mm : 2
  • Width mm : 1.25
  • Height Max. mm : 1.4
  • Inductance nH : 820
  • Tolerance ±% : 10%
  • Q Min. MHz : 35 at 100.00
  • DCR Max. mΩ : 1500
  • Rated Current Max. mA : 0.3
  • SRF Min MHz : 215
  • Temp (from ~ to) : -40 ~ 85
  • Inquiry sms

INQUIRY

※ If you have any questions about this product We will respond to your email address as soon as possible.
Your information will be sent to coilmaster@coilmaster.com.

Product

Name*

Email*

Company

Phone

Subject*

Message

Privacy Policy

CoilMaster Co., Ltd. establishes and discloses the following guidelines for processing personal information in order to protect the personal information of the data subject (customer) and to handle complaints quickly and smoothly pursuant to Article 30 of the Personal Information Protection Act.

1. Purpose of processing personal information: CoilMaster Co., Ltd. processes personal information for the following purposes and shall not use it for any purpose other than the following.
- Verification, authentication, management, provision of goods or services, payment for goods or services, supply, and delivery of goods or services according to customer service provision.

2. Processing and retention period of personal information
① CoilMaster Co., Ltd. processes and retains personal information within the use period agreed upon by the data subject or as required by law when collecting personal information from the data subject.
② The specific processing and retention periods for personal information are as follows:
- Customer inquiry and management: Until the termination of the service usage agreement or membership cancellation, but if the bond and debt relationship remains, until the settlement of the relevant bond and debt relationship
- Record of supply of contracts, subscriptions, payments, goods, etc. in e-commerce: 5 years

3. Provision of Personal Information to Third Parties: CoilMaster Co., Ltd. does not provide personal information to third parties unless required by a separate consent of the data subject or by specific provisions of the law under Article 17 of the Personal Information Protection Act.

4. Entrustment of Personal Information Processing: CoilMaster Co., Ltd. does not outsource personal information processing tasks to external parties.

5. Rights and Obligations of the Data Subject and Legal Representative, and Exercise Methods: The data subject may exercise the following rights regarding personal
1. Request access to personal information.
2. Request correction if there are any errors.
3. Request deletion.
4. Request suspension of processing.
5. Types of Personal Information Processed: CoilMaster Co., Ltd. processes the following personal information:
- Name, address, phone number, mobile phone number, email address,
6. Personal Information Disposal: CoilMaster Co., Ltd. promptly disposes of personal information when it becomes unnecessary, such as upon the expiration of the personal information retention period or the achievement of the processing purpose.
7. CoilMaster Co., Ltd. disposes personal information in the following ways.
- Electronic files: Deleted or disk formatted
- Paper documentation: shredded or incinerated

8. Measures to Ensure the Security of Personal Information: CoilMaster Co., Ltd. takes the following measures to ensure the security of personal information:
- Administrative measures: Establishing and implementing internal management plans, providing regular education for employees and staff members.
- Technical measures: Setting passwords for the personal information processing system (or computers containing personal information) to control access, installing security programs such as antivirus software, encrypting files containing personal information.
- Physical measures: Controlling access to locations where personal information is stored or held, such as through locks and access controls.

9. Installation, Operation, and Rejection of Automatic Personal Information Collection Devices:
① CoilMaster Co., Ltd. uses 'cookies,' which store and retrieve usage information, to provide personalized services to users.
② Cookies are small pieces of information sent by a web server (HTTP) to a user's web browser and may be stored on the user's PC's hard disk.
A. Purpose of Cookie Use: Cookies are used to analyze the usage pattern, popular search terms, and secure connections of each service and website visited by the user, to provide optimized information to the user.
Installation, Operation, and Rejection of Cookies: Users can refuse to store cookies by setting options in the tool>internet options>privacy menu of their web browser. However, this may cause difficulties in using personalized service
C. Refusing to save cookies may cause difficulties in using customized services.

10. Personal Information Protection Manager: CoilMaster Co., Ltd. designates a personal information protection manager to be responsible for overall personal information processing, handling complaints from data subjects, and providing remedies related to personal information processing.

▶ Personal Information Protection Officer
Name: Cha Sang-yeop
Responsibility: CEO
Contact: 031-904-1444
E-mail : system@coilmaster.com
Fax: 063-263-1445

11. Change of personal information processing policy

This personal information processing policy will be applied from December 1, 2016.

I agree with the personal information processing policy guide.
Inquiry registration completed.

We will reply to your email address as soon as possible.

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