What are the alternatives to the 4Pcs Dual RJ45 Female Breakout Board, 3.5mm Pitch Shielded Adapter | Dual…?

4Pcs Dual RJ45 Female Breakout Board, 3.5mm Pitch Shielded Adapter | Dual… competes with other Storage Adapters products on SpecPicks. Use our Compare tool to view specs side-by-side, or browse the full Storage Adapters category for alternatives.

Cermant

4Pcs Dual RJ45 Female Breakout Board, 3.5mm Pitch Shielded Adapter | Dual Ethernet sockets with 8-pin screw terminal connector. Ideal for network prototyping, and data transmission.

Name: 4Pcs Dual RJ45 Female Breakout Board, 3.5mm Pitch Shielded Adapter | Dual Ethernet sockets with 8-pin screw terminal connector. Ideal for network
Brand: Cermant
SKU: B0D8139P13
Price: 16.99 USD
Availability: InStock

By Mike Perry, Hardware Editor · Verified 2026-09-06

Mike Perry has researched PC hardware since 2014, tracking 80+ GPU generations, 50+ retro handheld platforms, and 30+ vintage PC configurations. He synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. View full credentials →

$16.99

As an Amazon Associate, SpecPicks earns from qualifying purchases.

View Current Price on Amazon → Compare to similar storage adapters

*Price sourced from Amazon.com. Last updated 2026-08-17. Price and availability subject to change.

Bottom line: The 4Pcs Dual RJ45 Female Breakout Board, 3.5mm Pitch Shielded Adapter | Dual Ethernet sockets with 8-pin screw terminal connector. Ideal for network prototyping, and data transmission. is a niche pick — read recent reviews before buying in the storage adapters category, priced around $16.99. Compare close alternatives before committing.

This RJ45 breakout board provides a convenient method of accessing all the contacts of an 8P8C connector, including the shield. Each of the 9 connections are brought out to a screw terminal for fast and secure termination to wires. This board was designed to be as small as possible while still breaking out all of the contacts of the RJ45 connector. This compact form factor will fit in tight spaces and has mounting holes to allow it to be securely fastened ensuring a solid connection. RJ45 breakout Board 1.High-quality plastic and copper, strong and durable. 2.Copper inner core has good…

SpecPicks Verdict

SpecPicks scored 4Pcs Dual RJ45 Female Breakout Board, 3.5mm Pitch Shielded Adapter |… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the storage adapters category. Cermant's storage adapters lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Mixed or limited buyer feedback at this price point — focus your evaluation on recent reviews that specifically address build quality and long-term reliability, and shortlist one or two close alternatives before deciding.

Common buyer scenarios for storage adapters of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

✓ Package content: 4 x RJ45 female adapter board
✓ Backed by Cermant's warranty and support channels
✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

PCB Mounting type modular network data jack with 8 Horizontal pins for easy PCB mounting, which is the network signal connector used in network equipment.
RJ45 single female connectors and network interface adapter board is welded together, you don't need secondary processing to use it.Easy to use it.
The board is made of FR4 fiberglass board. Not only has extremely high insulation and heat resistance,but also has excellent electrical and mechanical properties.
The size of the product is 37.21mm*28.23mm,which is easy to carry and widely applies to home or office network system, 3C digital electronic equipment,computer equipment and other.
Package content: 4 x RJ45 female adapter board

Full Specifications

Brand	Cermant
Color	Grey
Model	Dual RJ45 interface
Pitch	3.5 millimeters
Material	Plastic
Item Pitch	3.5 millimeters
Part Number	Celent_CL496.497
Material Type	Plastic
Mounting Type	PCB Mount
Connector Type	Rj45
Number Of Poles	8
Number of Items	4
Package content	4 x RJ45 female adapter board
Centerline Length	37.21 millimeters
Number Of Contacts	9
Number of Positions	8
Warranty Description	no
Item Dimensions W x H	1.46"W x 1.11"H

Ready to buy?

4Pcs Dual RJ45 Female Breakout Board, 3.5mm Pitch Shielded Adapter | Dual Ethernet sockets with 8-pin screw terminal connector. Ideal for network prototyping, and data transmission. is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

View Current Price on Amazon →

*Price sourced from Amazon.com. Last updated 2026-08-17. Price and availability subject to change.