Parallax Inc 28140 RFID Reader 125 kHz 5.5V

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Subtotal (1 unit)*

$100.08

(exc. GST)

$110.09

(inc. GST)

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  • 7 unit(s) shipping from 20 March 2026
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Units
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1 - 9$100.08
10 - 49$97.99
50 +$93.65

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RS Stock No.:
666-6625
Mfr. Part No.:
28140
Brand:
Parallax Inc
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Brand

Parallax Inc

Product Type

RFID Reader

Component Type

Reader, Reader

Frequency

125kHz

Interface Type

UART

Minimum Supply Voltage

4.5V

Maximum Supply Voltage

5.5V

Minimum Operating Temperature

-40°C

Maximum Operating Temperature

85°C

Series

28140

Width

62.2 mm

Length

82.5mm

Standards/Approvals

No

COO (Country of Origin):
CN
Frequency: 125 kHz

RFID EM4100 card reader module


The Parallax RFID Reader Module is a low-cost solution to read passive RFID transponder tags. The RFID Reader Module can be used in a wide variety of hobbyist and commercial applications, including access control, automatic identification, navigation, inventory tracking and payment systems. It is available in two versions that differ only in the computer communication interface: serial UART or USB.

Reads 125kHz Tags with EM4100 protocol

Bi-colour LED for visual indication of activity

Power supply: +5Vdc

Communication: 2400bps serial UART (RS 666-6625) or USB (RS 781-3061)

Dimensions: 62.2 x 82.5mm

Operating temperature range: 0 to +70°C

A range of low-cost RFID Reader modules and RFID Tags.

Note

RFID Tags are available separately: RS Part Nos. 843-0806 , 843-0800 , 843-0793 , 843-0803

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