EM4100 ID Card 125Khz RFID Reader
EM4100 125 khz RFID reader is a card reader with a contactless proximity sensor.
Works as a keyboard emulator. Support EM410X, and EM4100 125KHz cards and tags.
It is widely used for RFID radio frequency identification systems and projects, such as:
- automated parking management,
- door entry access control,
- membership management,
- personal identification in clubs, schools, governments, companies, social security, cargo management, and Internet cafes.
It is perfect for sourcing reader materials for ID badge readers, key fob readers, and access control systems.
Data Sheets
Included in the package
Read Before Purchase
EM4100 ID Card 125Khz RFID Reader
Works Effectively as an ID Badge Reader, Key Fob Reader & Membership Card Reader
Watch For Serial Number on ID Cards
Read 125khz ID Cards
Green flash light means successful read.
ID cards have serial numbers printed on them. IC cards without serial numbers won’t work.
Support EM4100 Family
Read 125khz ID Key Fob Tags
Green flash light means successful read.
ID tags have serial numbers engraved on them. IC tags without numbers won’t work.
Connect with a computer via the USB port using the included USB cable. Use OTG adapter for smartphones and Macs.
When the buzzer rings, it means the reader is powered by USB. Shortly, the LED light turns red, ready to read data.
Open an empty document in Notepad, MS Office Word, or Excel on your computer. Click in the document to prepare for reader data output.
By default, the reader reads 10 digits of the serial number. If you prefer to read 8 or 18 digits of the serial number, download the configuration tool available upon purchase and adjust the output format digits.
Place the card/tag on top of the reader. The data number of the card/tag will appear in the open document. Meanwhile, the LED light will change from red to green.
Connect with a computer via the USB port using the included USB cable. Use OTG adapter for smartphones and Macs.
When the buzzer rings, it means the reader is powered by USB. Shortly, the LED light turns red, ready to read data.
Open an empty document in Notepad, MS Office Word, or Excel on your computer. Click in the document to prepare for reader data output.
By default, the reader reads 10 digits of the serial number. If you prefer to read 8 or 18 digits of the serial number, download the configuration tool available upon purchase and adjust the output format digits.
Place the card/tag on top of the reader. The data number of the card/tag will appear in the open document. Meanwhile, the LED light will change from red to green.
Setting Tool
Free to Download
Easily configure output digits to however you need.
Also adjust buzzer volume as you like.
You May Still Be Wondering?
Will EM4100 work with NFC stickers?
No, EM4100 RFID reader works with 125KHz RFID frequency, which is much lower than NFC's frequency of 13.56 MHz.
Does EM4100 read Wiegand 26-bit 125khz cards?
No, it doesn’t. This reader only reads EM4100 format cards.
Does EM4100 support HID cards?
No, it doesn’t.
Does EM410 read Proxcard ii?
No, it doesn’t.
Does EM4100 support Windows 8 or 10?
Yes, it does support Windows 8 or 10. It also supports macOS, Linux, and Android.
Does EM4100 support Andriod?
Yes, it does. But Android devices require an OTG adapter to connect the reader.
Does EM4100 read the first or last numbers of the cards?
Yes, by default it reads the first 10 digits of the serial number. However, you can easily configure the output digits of the serial number using a setting tool. Upon purchase, you will be provided with a download link.
Do you have discounts for large orders?
How long does it take to process an order?
I need some RFID modules to fulfill specific functions. What is the cost of producing these modules from scratch?
How long does the development process takes?
How can I make sure the custom readers work in compatible with our systems or equipments?
Need Specific Functions for Your System?
We helped a Canadian transit fare collection system to upgrade serial EM4100 tag reading.
We can accomondate your customization request too!
Customized Prototype
Applied in System
See how our tailored module had helped MP SAVE A TON in operation costs
Tailored RFID Module for Transit Fare Collection Box in Canada
With our tailored RFID EM4100 modules with USB serial port, MP is able to achieve continuous tag detection without interruption in their fare collection system. The result was a 20% reduction in p...
Bulk Quote 30% Off
Are you a distributor or reseller? Sourcing for a B2B project? Enjoy up to 30% discount for bulk orders. Chat with us for a custom quote.
No MOQ Required
Our experienced engineers can custom develop the RFID modules to embed into your systems. Hardware configuration, wiring adjustments, USB or serial port, etc tailored to your solution needs.
We Return Development Fee
When orders accumulate to a certain amount. Start with testing a sample and deploy the final products with tech support from our engineers. No matter how many you need, we are here to help. We value every client’s trust.