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

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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
20604041-A010I N/A 0.828 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
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
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
20300175-A010I N/A 0.438 Inch (in) Overall Length Straight Thru White Strain Relief for Round Cables N/A 0.515 in N/A 0.500 in N/A 18/2 AWG
20604042-A010I N/A 0.438 Inch (in) Overall Length Straight Thru White Strain Relief for Round Cables N/A 0.500 in N/A 0.500 in N/A 18/2 AWG
20604001-A010I N/A 0.406 Inch (in) Overall Length Straight Thru White Strain Relief for Round Cables N/A 0.375 in N/A 0.375 in N/A 18/2 AWG
20604001-A030I N/A 0.406 Inch (in) Overall Length Straight Thru Black Strain Relief for Round Cables N/A 0.375 in N/A 0.375 in N/A 18/2 AWG
20604029-A030I N/A 0.438 Inch (in) Overall Length Straight Thru Black Strain Relief for Round Cables N/A 0.500 in N/A 0.500 in N/A 18/2 AWG
20604030-A010I N/A 0.438 Inch (in) Overall Length Straight Thru White Strain Relief for Round Cables N/A 0.500 in N/A 0.500 in N/A 18/2 AWG
20604031-A010I N/A 0.438 Inch (in) Overall Length Straight Thru White Strain Relief for Round Cables N/A 0.500 in N/A 0.500 in N/A 18/2 AWG
20604031-A030I N/A 0.438 Inch (in) Overall Length Straight Thru Black Strain Relief for Round Cables N/A 0.500 in N/A 0.500 in N/A 18/2 AWG
20604033-A010I N/A 0.438 Inch (in) Overall Length Straight Thru White Strain Relief for Round Cables N/A 0.515 in N/A 0.500 in N/A 18/2 AWG
20604033-A030I N/A 0.438 Inch (in) Overall Length Straight Thru Black Strain Relief for Round Cables N/A 0.515 in N/A 0.500 in N/A 18/2 AWG
20604035-A030I N/A 0.438 Inch (in) Overall Length Straight Thru Black Strain Relief for Round Cables N/A 0.515 in N/A 0.500 in N/A 18/2 AWG
20604036-A010I N/A 0.438 Inch (in) Overall Length Straight Thru White Strain Relief for Round Cables N/A 0.515 in N/A 0.500 in N/A 18/2 AWG
20604037-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
20604037-A030I N/A 0.438 Inch (in) Overall Length Straight Thru Black Strain Relief for Round Cables N/A 0.515 in N/A 0.500 in N/A 18/2 AWG
20604041-A030I N/A 0.438 Inch (in) Overall Length Straight Thru Black Strain Relief for Round Cables N/A 0.500 in N/A 0.500 in N/A 18/2 AWG
Unit of Measure
1 2