> **Source:** Core Electronics is an Australian maker-electronics retailer and manufacturer based in Newcastle, NSW, run by a team of makers and educators. We design and manufacture our own product lines (PiicoDev, CE originals) and are official retailers for iconic maker and industrial brands including Raspberry Pi, Arduino, Adafruit, SparkFun and DFRobot. Orders ship Australia-wide from our Newcastle warehouse. Prices are in AUD and include GST. Pricing, stock and dispatch on this page are generated from the store's live catalog. Full machine-readable index: https://core-electronics.com.au/llms.txt

# DB9 Male to RJ45 Female Adapter

**Type:** Product page · **SKU:** FIT0856 · **Brand:** [DFRobot](https://core-electronics.com.au/brands/dfrobot-australia)
**Page:** https://core-electronics.com.au/db9-male-to-rj45-female-adapter.html ([markdown](https://core-electronics.com.au/db9-male-to-rj45-female-adapter.html.md))

This DB9 Male to RJ45 Female Adapter can be used to handle serial data communication between RS232 devices with one RJ45 network cable, or as an extender...

## Pricing

- **Price:** $4.75 (inc GST) — $4.32 AUD, exc GST
- **Quantity discounts:** 6+ $4.10 (exc GST) · 12+ $3.93 (exc GST)

## Availability & dispatch

- In stock, ships same business day if ordered before 2PM (Australia/Sydney).
- We can dispatch 1 today, and up to 300 more in 8–12 days.

## How to buy

- **Build a cart:** compose `https://core-electronics.com.au/cart/link?items=FIT0856:1` (comma-separated SKU:qty pairs) and share the link. Opening it shows a confirmation page with live pricing and stock before anything is added to the cart.
- **Verify the cart first:** fetch `https://core-electronics.com.au/cart/link/FIT0856:1.md` for live line prices (inc & exc GST, quantity discounts applied), stock and dispatch estimates, and totals. Append `/to/{AU-postcode}` (or `/to/{country-code}:{postcode}`) before `.md` for delivery options and prices to that destination. Unknown, retired, or out-of-stock SKUs are flagged. (Query form `cart/link.md?items=...` also works but some robots parsers refuse query strings here.)
- **Checkout** is completed on-site and includes a captcha at the payment step. Share the cart link; checkout takes it from there.
- **Search the catalogue:** `https://core-electronics.com.au/search/{query}.md` (URL-encode the query; pages 2-3 at `search/{query}/{page}.md`; `search.md?q=` also works)
- **Payment methods, purchase orders, policies and contact details:** https://core-electronics.com.au/llms.txt
## Description

#### Introduction

This DB9 Male to RJ45 Female Adapter can be used to handle serial data communication between RS232 devices with one RJ45 network cable, or as an extender to extend RS232 serial signal to about 20m.

Two modules are required for serial port to network cable transmission. It enables to extend serial signal to 20m with CAT5/6 network cable and supports 720P/1080P/1080P analog HD formats.

The nickel-plated connector provides excellent anti-oxidation, more sensitive contact and stable signal transmission performance. The shell employs durable PVC material for better extending service life.

These modules are compatible with all kinds of computers, laptops, printers, modems, routers, PDA, POS, Numerical control machine, Barcode scanner, etc. No need to install drive, plug and play, simple and fast.

#### Features

- Stable Signal Transmission Performance
- Plug and Play
 
#### Specification

- Color: Black
- Interface Type: DB9 to RJ45
- Extended Distance: 1-20m
- Case Material: PVC environmental friendly case
- Size: 50\*26\*22mm/ 1.96\*1.02\*0.87”
 
#### Parts List

- DB9 Male to RJ45 Female Adapter x1

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/i/m/image_3497.jpg)