2 DAY SALE

Let us help find the right Apple products for you.

Shop the sale ›

Ends Saturday.

Current Offers

  • (661)
  • (1,423)
  • (10)

Brand

  • (297)
  • (220)
  • (181)
  • (151)
  • (118)
  • (115)
  • (98)
  • (79)
  • (51)
  • (45)
  • (44)
  • (29)
  • (22)
  • (19)
  • (18)
  • (16)
  • (15)
  • (15)
  • (13)
  • (13)
  • (13)
  • (11)
  • (11)
  • (10)
  • (9)
  • (9)
  • (9)
  • (9)
  • (9)
  • (9)
  • (8)
  • (7)
  • (7)
  • (7)
  • (7)
  • (6)
  • (6)
  • (6)
  • (6)
  • (5)
  • (4)
  • (4)
  • (3)
  • (3)
  • (3)
  • (3)
  • (3)
  • (3)
  • (3)
  • (3)
  • (3)
  • (3)
  • (3)
  • (3)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (2)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)

Price

to
  • (1,184)
  • (52)
  • (33)
  • (30)
  • (38)
  • (168)
  • (136)
  • (96)
  • (22)
  • (22)
  • (23)
  • (11)
  • (1)
  • (17)

Sold By

  • (1,556)
  • (277)

Color

  • (303)
  • (54)
  • (35)
  • (32)
  • (15)
  • (6)
  • (6)
  • (4)
  • (1)
  • (1)
  • (1)
  • (1)

Customer Rating

  • (26)
  • (70)
  • (239)
  • (280)
  • (290)
  • (306)

Collection

  • (63)
  • (46)
  • (20)
  • (5)
  • (4)

Condition

  • (1,799)
  • (34)
  • (20)

Networking Resources


Networking Questions

Ask fellow shoppers and Best Buy staff. Share your answers.

1,833 items
Sort by:
Items per page:
  • Model: SDS1 P
  • SKU: 1305864403
1 x RJ-45 Serial, 1 x RJ-45 10/100Base-TX Network
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$282.99
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: NS-PNWIC50
  • SKU: 6233021
Extends the length of 2 Ethernet 10/100Base-T Cat-5 or Cat-5e cables; straight-through wiring configuration
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$7.99
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

75%
(113 Reviews)
21%
(31 Reviews)
3%
(5 Reviews)
1%
(1 Review)
0%
(0 Reviews)
Value for Price:
4
Durability:
4.3
Ease of Use:
4.8
Compatibility:
4.8
  • Model: KD-RJ45SC
  • SKU: 5099889
KEY DIGITAL FatCAT Series RJ-45 Shielded Connectors: Optimized for use with Key Digital FatCAT Series Cat-6/STP cables; 1000Base-TX, 100Base-TX, 10Base-T and HDBaseT applications; for long-distance high-definition signal transfer; gold-plated contacts
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$199.99
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: POTHRJ45AD01
  • SKU: 1312914214
Color: Beige; Direction: Both; Input Connector (M/F): Female; Input Connector type: RJ45; Output Connector (M/F): Female; Output Connector type: RJ45
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$4.69
On Sale
Save $5 (Reg. $9.99)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: IC-100
  • SKU: 5917635
Extends length of 2 Ethernet 10/100Base-T CAT5/5e cables; wired in a straight-through configuration
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

Rating Breakdown

75%
(61 Reviews)
20%
(16 Reviews)
4%
(3 Reviews)
1%
(1 Review)
0%
(0 Reviews)
Value for Price:
4.3
Durability:
4.5
Ease of Use:
4.8
Compatibility:
4.8
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$4.94
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: POTHRJ45AD03
  • SKU: 1310048010
2 Pack - 1 x HD-15 Male VGA - 1 x RJ-45 Female Network - Black
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$6.39
On Sale
Save $7 (Reg. $12.99)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: 905492
  • SKU: 1309866878
2 Pack - 1 x Type A Female USB - 1 x RJ-45 Male Network - Black
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$5.09
On Sale
Save $5 (Reg. $9.99)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: 04007200
  • SKU: 1310789517
1 x RJ-45 Female - 1 x DB-9 Male
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$9.79
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: 1159
  • SKU: 1310660328
1 x DB-25 Female Parallel - 1 x RJ-45 Female Network
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$4.29
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$26.64
On Sale
Save $8 (Reg. $34.99)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: R6G089-S
  • SKU: 1310037816
1 x RJ-45 Female - 1 x RJ-45 Female - Ivory
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$5.59
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$8.84
On Sale
Save $3 (Reg. $11.75)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$8.84
On Sale
Save $3 (Reg. $11.75)
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: CPN02164
  • SKU: 1307904114
RJ-45 for Network Device - Refurbished - 5.91" - 1 x RJ-45 Male Network - 1 x Terminal Block Network
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$16.88
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare