EFC International
EFC International
1940 Craigshire St. Louis,
MO 63146-4008
Phone: 1 314.434.28881
Contact: www.efc-intl.com/contact
Website: www.efc-intl.com
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Straight Thru Strain Reliefs for Round Cables are the most popular strain reliefs for flexible power cords made. We offer 23 sizes to suit your needs. To install, simply position on your wire, close the strain relief over the wire, and push it into your panel hole.
Straight Thru Strain Reliefs for Round Cables
Unit of Measure
1 2 

Item #

Item Name

Maximum Mounting Hole Size

Minimum Mounting Hole Size

Minimum Wire Size

20604054-A010I N/A 0.578 Inch (in) Overall Length Straight Thru White Strain Relief for Round Cables N/A 0.625 in N/A 0.625 in N/A 18/3 AWG
20604055-A030I N/A 0.578 Inch (in) Overall Length Straight Thru Black Strain Relief for Round Cables N/A 0.625 in N/A 0.625 in N/A 18/3 AWG
20604056-A010I N/A 0.578 Inch (in) Overall Length Straight Thru White Strain Relief for Round Cables N/A 0.625 in N/A 0.625 in N/A 18/3 AWG
20604057-A030I N/A 0.678 Inch (in) Overall Length Straight Thru Black Strain Relief for Round Cables N/A 0.687 in N/A 0.625 in N/A 18/2 AWG
20604058-A010I N/A 0.678 Inch (in) Overall Length Straight Thru White Strain Relief for Round Cables N/A 0.687 in N/A 0.625 in N/A 18/2 AWG
20604059-A010I N/A 0.750 Inch (in) Overall Length Straight Thru White Strain Relief for Round Cables N/A 0.781 in N/A 0.750 in N/A 18/2 AWG
20604059-A030I N/A 0.750 Inch (in) Overall Length Straight Thru Black Strain Relief for Round Cables N/A 0.781 in N/A 0.750 in N/A 18/2 AWG
20604061-A010I N/A 0.750 Inch (in) Overall Length Straight Thru White Strain Relief for Round Cables N/A 0.875 in N/A 0.875 in N/A 18/3 AWG
20604061-A030I N/A 0.750 Inch (in) Overall Length Straight Thru Black Strain Relief for Round Cables N/A 0.875 in N/A 0.875 in N/A 18/3 AWG
20604063-A030I N/A 0.750 Inch (in) Overall Length Straight Thru Black Strain Relief for Round Cables N/A 0.875 in N/A 0.875 in N/A 18/2 AWG
20604065-A010I N/A 0.750 Inch (in) Overall Length Straight Thru White Strain Relief for Round Cables N/A 0.875 in N/A 0.875 in N/A 18/2 AWG
20604065-A030I N/A 0.750 Inch (in) Overall Length Straight Thru Black Strain Relief for Round Cables N/A 0.875 in N/A 0.875 in N/A 18/2 AWG
20604067-A030I N/A 0.812 Inch (in) Overall Length Straight Thru Black Strain Relief for Round Cables N/A 0.875 in N/A 0.875 in N/A 14/2 AWG
20604068-A010I N/A 0.812 Inch (in) Overall Length Straight Thru White Strain Relief for Round Cables N/A 0.875 in N/A 0.875 in N/A 14/2 AWG
20604069-A010 N/A 0.812 Inch (in) Overall Length Straight Thru White Strain Relief for Round Cables N/A 0.875 in N/A 0.875 in N/A 14/2 AWG
20604069-A030I N/A 0.812 Inch (in) Overall Length Straight Thru Black Strain Relief for Round Cables N/A 0.875 in N/A 0.875 in N/A 14/2 AWG
20604070-A030I N/A 1.000 Inch (in) Overall Length Straight Thru Black Strain Relief for Round Cables N/A 1.187 in N/A 1.093 in N/A 12/2 AWG
20604071-A010I N/A 1.000 Inch (in) Overall Length Straight Thru White Strain Relief for Round Cables N/A 1.187 in N/A 1.093 in N/A 12/2 AWG
20604074-A030I N/A 0.812 Inch (in) Overall Length Straight Thru Black Strain Relief for Round Cables N/A 0.875 in N/A 0.875 in N/A 12/3 AWG
20604075-A010I N/A 0.812 Inch (in) Overall Length Straight Thru White Strain Relief for Round Cables N/A 0.875 in N/A 0.875 in N/A 12/3 AWG
20652008-A030I N/A 0.750 Inch (in) Overall Length Straight Thru Black Strain Relief for Round Cables N/A 0.781 in N/A 0.750 in N/A 18/2 AWG
20652012-A030I N/A 0.828 Inch (in) Overall Length Straight Thru Black Strain Relief for Round Cables N/A 0.875 in N/A 0.875 in N/A 14/2 AWG
20913004-A01I N/A 0.750 Inch (in) Overall Length Straight Thru White Strain Relief for Round Cables N/A 0.875 in N/A 0.875 in N/A 18/2 AWG
Unit of Measure
1 2