BLACK BOX 

FM509 Black Box Cat.5e Coupler Adapter

Mfg Part Number:  FM509  
Image may not reflect the actual item.
Price: $34.99 + Free Shipping
Quantity:
In Stock/Mfg Direct Ship
Last Updated: Sep 19, 2025
No Sales Tax except these states
, PO and Wire.

Use in-line to connect two CAT5e patch cables. Straight-pinned couplers work with both T568A or T568B wiring.

Main Specification
General Information
Manufacturer Black Box Corporation
Manufacturer Part Number FM509
Manufacturer Website Address http://www.blackbox.com
Brand Name Black Box
Product Name Cat.5e Unshielded Straight-Pin Coupler - Black
Packaged Quantity 1
Product Type Network Adapter
Technical Information
Adapter Type RJ-45
Connector Type on First End RJ-45 Network - Female
Connector on First End Details 1 x RJ-45 Network Female
Connector Type on Second End RJ-45 Network - Female
Connector on Second End Details 1 x RJ-45 Network Female
Features Unshielded
Physical Characteristics
Product Color Black
Height 0.6"
Width 0.6"
Depth 1.1"
Weight (Approximate) 0.50 oz
Miscellaneous
Country of Origin Taiwan
TAA Compliant Yes
Environmentally Friendly Yes
Environmental Compliance Restriction of Hazardous Substances (RoHS)
Environmental Compliance Waste Electrical and Electronic Equipment Directive (WEEE)
Warranty
Limited Warranty Lifetime
WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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