---- July 10th 2025 ----
www.ccr.gov
CAGE Code: 5DME2
ITAR Registration Code: M28889 		Call: 1 (800) 377-3244
Monday to Friday 8 A.M. - 5 P.M. (Pacific Time)
E-mail questions and requirements to: sales@coilws.com

Pricing is subject to change depending on product availability and backorders.
*Please Note: Items without price are listed for CWS' capability purposes.

LF Series

- Available as through hole vertical or horizontal mounting
- High permeability ferrite cores with nylon casing to protect windings
- Spacer on casing provides 3mm creepage spacing to meet UL, CSA and IEC safety specifications
- All materials used are UL 94VO recognized.
- Dimension : Outside Diameter: 23mm. Width or Height: 15mm
- Inductance range from: 1mH to 10 mH
- DCR : 80 milli ohms to 260 milli ohms
- Custom designs available
LF Series : 1 Amps to 2 Amps Toroidal Common Mode Line Chokes
  • Wound on nylon casing to protect windings
  • All insulating materials rated at 130 deg C or higher
  • Single layer wound for highest common-mode impedance over widest frequency range
  • UL 94VO recognized materials used
  • Meets 3mm creepage spacings for UL, CSA and IEC specifications
  • Available in either vertical or horizontal mount
  • Custom designs available

SPECIFICATIONS

Click the button to see examples of our custom wound products. We wind anything to meet your needs.
Please download the engineering drawing in .PDF files the table below.
Vertical and Horizontal Configuration is available
Packaged in Bulk

APPLICATIONS:

  • Noise Suppression Of DC Circuit For Switching Regulator
  • Protects Primary AC Side From Being Affected By a Switching Regulator
  • Filters Noise Emitting From Ultrasonic Equipment
  • Filters Electrostatic Noise From Power And Signal Lines
  • Eliminates Contact Noise
  • Filters Incoming Spike Noise For ICS And Equipments Using Microcomputers
  • Minimizes Noise Emissions By Conforming To FCC, VCCI, FTZ, CISPR Regulations

CONSTRUCTION

Please see pdf files for details.
See link below for some sample PDF files.

LFV-102U-2A
LFH-102U-2A
LFV-502U-1A
LFV-802U-1A

PART NUMBERING

LFV-102U-2A

LFV: Vertically Mounted Common Mode Inductors / Line Filters
102U : Inductance In mH
2A : Current Rating

1)The prices shown below are for low volume quantity. Please call 800-377-3244 or
email sales@coilws.com for larger volume OEM pricing.
2)The data shown below can be sorted by Part Number, Inductance, Rated Current, DCR, or any of the columns header.
To sort, click on column header. Click again to sort in reverse order.



Part Number Inductance Rated Voltage Max D.C.
Resistance		 Rated
Current		 Mounting Max
Temp. Rise		 Dimension Quantity
on hand		 Price
LFH-103U-1A 10mH 250V rated 0.5881 Ohms combined 1.0 Amps Horizontal 31.4 deg. C OD=23mm. H=15mm 128 $2.44
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LFV-103U-1A 10mH 250V rated 0.5881 Ohms combined 1.0 Amps Vertical 31.4 deg. C OD=23mm. H=15mm 299 $2.44
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LFH-802U-1A 8mH 250V rated 0.4013 Ohms combined 1.0 Amps Horizontal 22.8 deg. C OD=23mm. H=15mm 499 $2.44
Buy Now
LFV-802U-1A 8mH 250V rated 0.4013 Ohms combined 1.0 Amps Vertical 22.8 deg. C OD=23mm. H=15mm 55 $2.44
Buy Now
LFH-502U-1A 5mH 250V rated 0.2862 Ohms combined 1.0 Amps Horizontal 17.2 deg. C OD=23mm. H=15mm 0 $2.44
Buy Now
LFH-502U-2A 5mH 250V rated 0.1719 Ohms combined 2.0 Amps Horizontal 35.1 deg. C OD=23mm. H=15mm 266 $2.44
Buy Now
LFV-502U-1A 5mH 250V rated 0.2862 Ohms combined 1.0 Amps Vertical 17.2 deg. C OD=23mm. H=15mm 0 $2.44
Buy Now
LFV-502U-2A 5mH 250V rated 0.1719 Ohms combined 2.0 Amps Vertical 35.1 deg. C OD=23mm. H=15mm 34 $2.44
Buy Now
LFH-302U-2A 3mH 250V rated 0.1518 Ohms combined 2.0 Amps Horizontal 34.4 deg. C OD=23mm. H=15mm 11 $2.44
Buy Now
LFV-302U-2A 3mH 250V rated 0.1518 Ohms combined 2.0 Amps Vertical 34.4 deg. C OD=23mm. H=15mm 0 $2.44
Buy Now
LFH-202U-2A 2mH 250V rated 0.1081 Ohms combined 2.0 Amps Horizontal 25.8 deg. C OD=23mm. H=15mm 0 $2.44
Buy Now
LFV-202U-2A 2mH 250V rated 0.1081 Ohms combined 2.0 Amps Vertical 25.8 deg. C OD=23mm. H=15mm 0 $2.44
Buy Now
LFV-202U-2.5A 2mH 250V rated 0.1115 Ohms combined 2.5 Amps Vertical 35.5 deg. C OD=23mm. H=15mm 0 $2.44
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LFH-202U-2.5A 2mH 250V rated 0.1550 Ohms combined 2.5 Amps Horizontal 35.5 deg. C OD=23mm. H=15mm 11 $2.44
Buy Now
LFH-102U-2A 1mH 250V rated 0.1317 Ohms combined 2.0 Amps Horizontal 28.4 deg. C OD=23mm. H=15mm 0 $2.44
Buy Now
LFV-102U-2A 1mH 250V rated 0.1317 Ohms combined 2.0 Amps Vertical 28.4 deg. C OD=23mm. H=15mm 14 $2.44
Buy Now
LFV-102U-3A 1mH 250V rated 0.0659 Ohms combined 3.0 Amps Vertical 30.8 deg. C OD=23mm. H=15mm 0 $2.44
Buy Now
LFH-102U-3A 1mH 250V rated 0.0659 Ohms combined 3.0 Amps Horizontal 30.8 deg. C OD=23mm. H=15mm 78 $2.44
Buy Now
LFC4821313 0             0
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Disclaimer: Coil Winding Specialist, Inc., its affiliates, agents, and employees acting on behalf of Coil Winding Specialist, Inc. (collectively, CWS) disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein or in any other disclosure relating to any product. CWS reserves the right at any time and from time to time to make changes to design, technical specification, or construction of any product listed on this website without notice. CWS also reserves the right to discontinue or limit sale of any product or service available throughout this website on temporary or permanently basis without notice. CWS highly recommends customers not to use its products offered on this website for inappropriate use and applications. Products should be tested for its suitability by prospective customers in all possible applications and conditions. Customers using or selling CWS products for use in other than recommended applications do so entirely at their own risk and agree to fully indemnify CWS from any damages arising or resulting from such use or sale.

WARNING: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go towww.P65Warnings.ca.gov.

Any Comments, Suggestions or Questions? Contact us!
Email: sales@coilws.com
CWS 353 West Grove Ave. Orange, California 92865
Call us Toll Free: 1-800-679-3184 or 1 (800) 377-3244
Tel: (714) 279-9010, Fax: (714) 279-9482
Copyright 2008, Coil Winding Specialist, Inc
Updated July, 2013
CAGE Code: 5DME2(Registered with www.ccr.gov)