PNGKNYOCN RS232 DB9 9 Pin Data Serial Cable
Bottom line: The PNGKNYOCN RS232 DB9 9 Pin Data Serial Cable is a specs-and-price decision rather than a crowd-consensus one in the cables & connectors category, priced around $9.99 on Amazon as of 2026-10-06. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.
As an Amazon Associate, SpecPicks earns from qualifying purchases. Full disclosure →
*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.
Pros & Cons
Pros
- ✓ Cable length:260 cm/8.5 feet
- ✓ Backed by PNGKNYOCN's warranty and support channels
Cons
- ✗ Check the listed dimensions, connectors and platform compatibility against your setup before ordering
- ✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated
Manufacturer description
1.① Pin (DCD) data carrier detection, ② pin (RXD) receive data, ③ pin (TXD) transmit data, ④ pin (DTR) data terminal preparation, ⑤ pin (SG) signal ground, ⑥ pin (DSR) data device preparation OK, ⑦ pin (RaS) request to send, ⑧ pin (CTS) clear to send, ⑨ pin (RI) ringing indication.2.The DB9 extension cable can extend your existing connection or replace the cable that restricts you.3.uses high-quality nickel-plated connectors and plugs and a high-quality PVC injection housing,With wear-resistant, durable, smooth transmission and other functions.4.This cable's fully molded connector with…
SpecPicks Verdict
SpecPicks scored PNGKNYOCN RS232 DB9 9 Pin Data Serial Cable using a rating × review-volume × price-fit model applied to published specs and reviews across the cables & connectors category. PNGKNYOCN's cables & connectors lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for cables & connectors 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 retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Key Features
- DB9 serial cable RS232 male-to-female 9-pin data extension cable is used to extend the connection between different types of devices, no need to install drivers, simple to use
- DB9 serial cable allows you to flexibly expand computer peripherals where needed, each extension cable is fully shielded to prevent unnecessary EMI/RFI interference,Connector thumbscrews provide quick and easy connection every time.
- The DB9 serial cable uses high-quality nickel-plated connectors and plugs and a high-quality PVC injection housing,With wear-resistant, durable, smooth transmission and other functions
- Cable length:260 cm/8.5 feet
- Suitable for connection and signal transmission of computers and tax control machines, CNC machine tools, PDAs, set-top boxes and other serial devices
Full Specifications
| Brand | PNGKNYOCN |
|---|---|
| Color | Black |
| Model | RS232 DB9 8.5FT |
| Cable Type | Serial |
| Item Shape | Round |
| Model Name | RS232 DB9 8.5FT |
| Unit Count | 1 Count |
| Item Length | 8.5 Feet |
| Cable length | 260 cm/8.5 feet |
| Connector Type | DB9 |
| Number of Pins | 9 |
| Outer Material | Polyvinyl Chloride (PVC) |
| Number of Items | 1 |
| Special Feature | EMI/RFI Shielded, Durable Housing |
| Connector Gender | Male-to-Female |
| Compatible Devices | PC, Printer, Scanner |
| Indoor Outdoor Usage | Indoor, Outdoor |
| Customer Package Type | Individual bag or wrap |
| Compatible Phone Models | Printer |
| Recommended Uses For Product | Connecting computers, printers, scanners, PDAs, set-top boxes, and other serial devices |
| Full listing title | RS232 DB9 9 Pin Data Serial Cable, Male to Female DB9 Straight Through Extension Cable for Computers, Printers, Scanners 8.5 Feet |
Ready to buy?
RS232 DB9 9 Pin Data Serial Cable, Male to Female DB9 Straight Through Extension Cable for Computers, Printers, Scanners 8.5 Feet is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.
Related Cables & Connectors
More guides & deep dives from the SpecPicks archive
Browse all articles & guides →- Emulation Hardware in 2026: FPGA, Software, and Cart-Reader Ecosystems
- Best Budget Gaming PC Build 2026 — ~$1,000 ($800 on Sale)
- How to Build a Windows 98 Retro PC in 2026
- Best Retro Handhelds in 2026 — From $35 to $500
- RTX 4070 Super vs RX 7800 XT — Which to Buy in 2026
- Best 1440p Gaming GPUs in 2026
- The Complete Voodoo5 5500 AGP Driver Guide (2026 Edition)
More reviews from the SpecPicks archive
Browse all reviews →- Crucial BX500 vs Samsung 870 EVO vs SanDisk SSD Plus: Best Budget SATA SSD
- Ryzen AI Max+ 395 LLM Performance: What to Expect
- Samsung Odyssey 4K vs KOORUI QD-Mini LED: Best 4K Gaming Monitor?
- Benchmarking Open Models on Custom Tooling: Is It Agentic Enough?
- ComfyUI Ideogram 4: Setup, GPU Needs & Hardware Guide
- Grok 4.5 Tops AutomationBench at 51%: Cloud Score vs Local-Rig Reality
- Open WebUI on a Raspberry Pi 4, Inference on an RTX 3060: The Split-Brain Home LLM Stack
- Best SSD for Steam Deck and Handheld Emulation in 2026
- Building a Period-Correct Windows 98 Gaming PC in 2026: Parts, Pitfalls, and Driver Archaeology
- Best Single-Board Computer for a 2026 Home Lab
- llama.cpp vs vLLM for Single-User Local Chat on a 12GB GPU (2026)
- Best Gaming Headset for PlayStation 5 Under $80 (2026)
- Best Budget SSDs for Retro and Homelab Builds in 2026
- Ryzen AI Halo vs a DIY RTX 3060 Box for Local LLMs in 2026
- Best Cooler for a Ryzen 7 5800X: ML240L RGB V2 vs Kraken M22
- HyperX QuadCast 2 vs Blue Yeti: Best USB Mic for Streaming and Podcasting in 2026
- Best Budget Gaming Headset Under $60: Turtle Beach Recon 50 vs BERIBES vs TAGRY
- Best PC Cooling Fans for High-Airflow Gaming PCs in 2026
- Best Budget 4K Monitor for an RTX 3060 Build in 2026: SANSUI vs KOORUI vs ASUS TUF
- Best GPU for 1080p Esports in 2026: Why the RTX 3060 12GB Still Delivers
- GeForce 4 Ti 4600 AGP in 2026: Period-Correct Win98 Install Guide
- i7-9700K vs Ryzen 7 5800X as a CPU-Offload Host for a 12GB GPU
- Llama 3.3 70B: Dual RTX 3060 12GB vs Ryzen 7 5800X CPU Offload (2026)
- Retro Console Mods UK: Legal Rules & 2025 Options
Earliest SpecPicks reviews
Browse full archive →- Best GPU for Llama 3.1 8B (2026)
- Best GPU for Qwen 3 14B (2026)
- Best GPU for Qwen 3 32B (2026)
- Best GPU for Llama 3.1 70B (2026)
- Best GPU for DeepSeek-R1 32B (2026)
- Best GPU for Llama 3.1 405B (2026)
- How to run Llama 3.1 8B on NVIDIA GeForce RTX 5090
- How to run Qwen 3 14B on NVIDIA GeForce RTX 5090
- How to run Qwen 3 32B on NVIDIA GeForce RTX 5090
- How to run Llama 3.1 70B on NVIDIA GeForce RTX 5090
- How to run DeepSeek-R1 32B on NVIDIA GeForce RTX 5090
- How to run Llama 3.1 8B on NVIDIA GeForce RTX 4090