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Ethernet Cable Adapters – RJ45

ShowMeCables offers a wide variety of RJ45 coupler adapters for ethernet cords. Extend cables, test equipment, convert to other formats, and more. With thousands on hand, our RJ12 adapters are ready to ship today.

Not sure which ethernet adapter you need? Call or chat today and we will recommend the right solution for you.
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  1. Cat6 RJ45 Shielded Inline Coupler
    Cat6 RJ45 Shielded Inline Coupler
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    8P8C | Prevents Interference | Coupler | Cat6 Rated | Gold-Plated Contacts Learn More
    SKU: 15-168-700
    Quantity Discount Pricing
    1-24 25-49 50-99 100-249 250+
    $5.74 $5.43 $5.33 $5.16 $5.04
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  2. Cat6a RJ45 Shielded Inline Coupler
    Cat6a RJ45 Shielded Inline Coupler
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    8P8C | Prevents Interference | Straight Pinout | Cat6a Rated | Gold-Plated Contacts Learn More
    SKU: 3252
    Quantity Discount Pricing
    1-24 25-49 50-99 100-249 250+
    $13.00 $12.26 $11.54 $10.83 $10.13
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  3. DB25 Female To RJ45 Female Modular Adapter Kit - 8 Conductor
    DB25 Female To RJ45 Female Modular Adapter Kit - 8 Conductor
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    8 Conductor | Plastic Body | Gold-Plated Contacts | Thumb Screws | Create Custom Pinout Learn More
    SKU: 15-125-130
    Quantity Discount Pricing
    1-4 5-9 10-49 50-99 100+
    $4.52 $3.84 $3.52 $3.27 $3.03
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  4. RJ45 Female to RJ45 Female Inline Coupler Adapter - 8P8C - Straight Pinout
    RJ45 Female to RJ45 Female Inline Coupler Adapter - 8P8C - Straight Pinout
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    8P8C | Gold-Plated Contacts | Plastic | Straight Pinout | Extend Existing Cable Learn More
    SKU: 516
    Rating:
    100% of 100
    5  Reviews Add Your Review
    Quantity Discount Pricing
    1-4 5-9 10-49 50-99 100+
    $1.00 $0.93 $0.86 $0.79 $0.72
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  5. DB25 Male to Dual RJ45 Female Modular Adapter Kit - 16 Conductor (2x8)
    DB25 Male to Dual RJ45 Female Modular Adapter Kit - 16 Conductor (2x8)
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    16 Conductor | Plastic Body | Gold-Plated Contacts | Thumb Screws | Create Custom Pinout Learn More
    SKU: 15-125-208
    Quantity Discount Pricing
    1-4 5-9 10-49 50-99 100+
    $25.19 $23.99 $22.79 $21.59 $20.39
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  6. DB25 Male to RJ50 Female Modular Adapter Kit - 10 Conductor
    DB25 Male to RJ50 Female Modular Adapter Kit - 10 Conductor
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    10 Conductor | Plastic Body | Gold-Plated Contacts | Thumb Screws | Create Custom Pinout Learn More
    SKU: 15-125-118
    Quantity Discount Pricing
    1-4 5-9 10-49 50-99 100+
    $4.51 $3.86 $3.58 $3.35 $3.13
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  7. RJ45 Male to RJ45 Female Ethernet Adapter - Rollover Pinout
    RJ45 Male to RJ45 Female Ethernet Adapter - Rollover Pinout
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    8P8C | Gold-Plated Contacts | Rollover Pinout | Great for Programing Cisco Routers Learn More
    SKU: 3769
    Quantity Discount Pricing
    1-4 5-9 10-49 50-99 100+
    $8.32 $7.13 $6.72 $6.30 $5.91
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  8. Cat6 RJ45 Male to RJ45 Female Ethernet Adapter - Crossover Pinout
    Cat6 RJ45 Male to RJ45 Female Ethernet Adapter - Crossover Pinout
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    8P8C | Gold-Plated Contacts | Crossover Pinout | Connect 2 Computers without Extra Devices Learn More
    SKU: 1224
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    100% of 100
    2  Reviews Add Your Review
    Quantity Discount Pricing
    1-4 5-9 10-49 50-99 100+
    $6.21 $5.32 $5.01 $4.70 $4.39
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  9. RJ45 Male Loopback Adapter - Pinned 1-3, 2-6
    RJ45 Male Loopback Adapter - Pinned 1-3, 2-6
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    8P8C | Gold-Plated Contacts | Loopback Pinout | Allows Network to Communicate with Itself Learn More
    SKU: 752
    Quantity Discount Pricing
    1-4 5-9 10-49 50-99 100+
    $5.41 $4.64 $4.37 $4.10 $3.83
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  10. RJ45 Female to RJ45 Female Inline Coupler Adapter - 8P8C - Reverse Pinout
    RJ45 Female to RJ45 Female Inline Coupler Adapter - 8P8C - Reverse Pinout
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    8P8C | Gold-Plated Contacts | Plastic | Reversed Pinout | Extend Existing Cable Learn More
    SKU: 511
    Quantity Discount Pricing
    1-4 5-9 10-49 50-99 100+
    $1.02 $0.95 $0.88 $0.84 $0.80
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  11. Cat5e RJ45 Female to RJ45 Female Inline Coupler Adapter - 8P8C - Straight Pinout
    Cat5e RJ45 Female to RJ45 Female Inline Coupler Adapter - 8P8C - Straight Pinout
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    8P8C | Cat5e Rated | Gold-Plated Contacts | Plastic | Straight Pinout | Extend Existing Cable Learn More
    SKU: 512
    Rating:
    95% of 100
    4  Reviews Add Your Review
    Quantity Discount Pricing
    1-4 5-9 10-49 50-99 100+
    $2.72 $2.33 $2.18 $2.04 $1.90
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  12. Cat6 RJ45 Female to RJ45 Female Inline Coupler Adapter- 8P8C - Straight Pinout
    Cat6 RJ45 Female to RJ45 Female Inline Coupler Adapter- 8P8C - Straight Pinout
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    8P8C | Cat6 Rated | Gold-Plated Contacts | Plastic | Straight Pinout | Extend Existing Cable Learn More
    SKU: 390
    Rating:
    100% of 100
    3  Reviews Add Your Review
    Quantity Discount Pricing
    1-4 5-9 10-49 50-99 100+
    $5.54 $4.75 $4.45 $4.16 $3.89
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  13. RJ45 Male to Dual RJ45 Female Modular Adapter - 8P8C - Straight Pinout
    RJ45 Male to Dual RJ45 Female Modular Adapter - 8P8C - Straight Pinout
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    8P8C | Gold-Plated Contacts | Plastic | Straight Pinout | Convert 1 Connection to 2 Connections Learn More
    SKU: 532
    Rating:
    100% of 100
    1  Review Add Your Review
    Quantity Discount Pricing
    1-4 5-9 10-49 50-99 100+
    $4.38 $3.76 $3.53 $3.33 $3.12
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  14. RJ45 Female to Dual RJ45 Female Modular Adapter - 8P8C - Straight Pinout
    RJ45 Female to Dual RJ45 Female Modular Adapter - 8P8C - Straight Pinout
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    8P8C | Gold-Plated Contacts | Plastic | Straight Pinout | Convert 1 Connection to 2 Connections Learn More
    SKU: 534
    Rating:
    100% of 100
    3  Reviews Add Your Review
    Quantity Discount Pricing
    1-4 5-9 10-49 50-99 100+
    $4.31 $3.69 $3.48 $3.27 $3.06
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  15. 10/100 BaseT 1P/2J Wiring Splitter, Pigtail Type - Male to Dual Female - 04 Wiring
    10/100 BaseT 1P/2J Wiring Splitter, Pigtail Type - Male to Dual Female - 04 Wiring
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    8P8C | Gold-Plated Contacts | 6 Inch Pigtail | Straight Pinout | Share 2 Devices with 1 Cable Learn More
    SKU: 4828
    Quantity Discount Pricing
    1-4 5-9 10-49 50-99 100+
    $5.74 $5.15 $4.90 $4.63 $4.38
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