Avanexpress
DB9 Breakout Connector RS232 Serial 9 Pin Connector Db9 Terminal Female with Screw
*Price sourced from Amazon.com. Last updated 2026-05-26. Price and availability subject to change.
Bottom line: The DB9 Breakout Connector RS232 Serial 9 Pin Connector Db9 Terminal Female with Screw is a category leader on buyer feedback in the expansion cards category, priced around $9.99, rated 4.6★ across 82 verified Amazon reviews. A confident buy for most shoppers in this category.
Net weight: 26g/0.92ozPCB dimensions(L x W): 1.57 x 1.18''/40 x 30mmExternal dimension (L x W x H): 1.73 x 1.18 x 0.7"/44 x 30 x 18mmTerminal hole diameter: 0.12''/3mm, terminal hole center distance : 0.2''/5mmWire range: 26-16AWGRated current: 10AConnect type: female with screwMaterial:Base: copper base and plastic partTorque: 0.2Nm (1.7Lb-In.)Screws: steel, Cr3+ Zn platedPin header and cage: BrassPackage included:1 x DB9 breakout board female adapter2 x Screws
SpecPicks Verdict
SpecPicks classifies DB9 Breakout Connector RS232 Serial 9 Pin Connector Db9 Terminal… as a category leader on buyer feedback in the expansion cards category, based on 82 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. Avanexpress's positioning sits comfortably above the category median. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for expansion cards 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
- ✓ Highly rated — 4.6★ average across customer reviews
- ✓ With insulation foam at the bottom
- ✓ Backed by Avanexpress'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
- With insulation foam at the bottom
- All-copper base, contacted better and more antioxidative
- All signal ports named and labeled clearly
- PCB carrier, FR-4 fiber glass PCB
- Compliant assembly, multiple checked before fulfilled
Full Specifications
| Brand | Avanexpress |
|---|---|
| Color | Green |
| Finish | Glass |
| Unit Count | 1 Count |
| Model Number | 4330119749 |
| Connector Type | Pin |
| Current Rating | 10 Amps |
| Item Dimensions | 1.73 x 1.18 x 0.7 inches |
| Mfr Part Number | 4330119749 |
| Number of Items | 1 |
| Number of Ports | 9 |
| Power Plug Type | No Plug |
| Compatible Devices | PC |
| Item dimensions L x W x H | 1.73 x 1.18 x 0.7 inches |
Ready to buy?
DB9 Breakout Connector RS232 Serial 9 Pin Connector Db9 Terminal Female with Screw 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.
*Price sourced from Amazon.com. Last updated 2026-05-26. Price and availability subject to change.
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