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Omnikey 5125 Prox Reader

Manufacturer Code R51250021-1 by HID
Item Code: R51250021-1

Contactless Prox reader that read/writes to contact based smart card.

  • USB 2.0

  • Contactless (125 kHz HID Prox) and contact reader

  • Heavy standing base (100 g) and middle piece

  • TAA compliant

More Info
(£55.00 ex VAT) (Price:£66.00 inc VAT)
    1 - 1£55.00
    2 - 9£52.505%
    10 - 99£49.5010%
    Prices excl. vat

Questions & Advice

Have a product question? Feel free to call and one of our trained staff will help.

Delivery Options & Info

Order before 3PM for next day delivery.
Subject to stock availability and credit control.

  • Free Courier Next Business Day
    Orders Over £150 - UK mainland only.

  • Express Courier
    £9.50 - UK mainland, next business day. For offshore UK islands and the Scottish Highlands, please allow 2 - 3 working days.

  • Pre 10:30 Next Business Day
    £37.50 - UK mainland only.

  • Collection From North London, NW7
    Collections by appointment only.

  • International Shipping
    Rates available at checkout.

Payment Options

  • Credit & Debit Cards
    Accepted online or over the phone.

  • Purchase Orders
    Accepted via email, fax and online from schools, universities, UK government bodies, NHS, armed forces and pre-arranged credit accounts.

  • BACS and Cheque
    Accepted at checkout, cheques payable to "Plastic-ID.com Limited".

Returns Policy

14 Day Return Policy

Please contact us within 14 days of receiving your goods if you wish to return any items. All goods must be returned unopened and in a resalable condition. For further details, please see our terms and conditions.

Product Description


HID Global, with its product brand OMNIKEY one of the world's leading manufacturers of innovative smart card readers, has developed a practical and affordable PC-linked desktop reader that works with your existing HID proximity cards. The reader reads/writes also to virtually any contact based smart card, thus allowing to implement new applications including log-on to Windows, networks, and websites without re-badging.

Key Features

  • Reads unique number from HID Proximity Cards

  • 26-bit format up to Corporate 1000 format support

  • Contact unit based on OMNIKEY 3121

  • Heavy standing base for vertical and horizontal card insertion

  • Shipped with support for adhesion (e.g. to PC monitor)


Base Model NumberOMNIKEY 5125
Dimensions3.15" x 2.64" x .1.1" (80 x 67 x 28 mm)
Weight (reader only /reader with heavy standing base)Approx. 3.88 oz (110 g) / Approx. 7.4 oz (210 g)
Power SupplyBus powered
Operating Temperature32–131 °F (0–55 °C)
Operating Humidity10–90% rH
Host InterfaceUSB 2.0 CCID1 (also compliant with USB 1.1)
Transmission Speed12 Mbps (USB 2.0 full speed)
StandardsISO 7816 & EMV2 2000 Level 1
ProtocolsT=0, T=1, 2-wire: SLE 4432/42 (S=10); 3-wire: SLE 4418/28 (S=9), I2C (S=8)
Card SizeID-1 (full-size)
Smart Card Interface Speed420 Kbps (when supported by card)
Smart Card Clock FrequencyUp to 8 MHz
Supported Card Types5V, 3V and 1.8V Smart Cards, ISO 7816 Class A, AB and C
Power to Smart Card60 mA
Smart Card DetectionMovement detection with auto power-off / Automatic detection of smart card type / Short circuit and thermal protection
8-Pin HandlingC4 / C8 supported
Proximity Card Interface FrequencyHID Prox 125 kHz
Supported APIsPC / SC driver, CT-API (on top of PC / SC, for contact interface), OCF (on top of PC / SC, for contact interface), Synchronous API (on top of PC / SC, for contact interface)
PC / SC Driver SupportWindows XP / Vista / Windows 7 / Windows 8, 2003 / 2008 Server, Windows CE 5.0 / CE.NET / CE 6.0 (depending on hardware), Linux and Mac OS X
Status IndicatorDual-colour LED (green = ready, red = busy)
ColourDark gray
OptionsCustomer-specific logo, label and colours: available upon request Jumbo standing base: available upon request
Mounting (standard base)Includes adhesive attachment pad and vertical mounting option
Reader BoardAvailable as PCB
Connector Cable70.9" (180 cm)
Durability100,000 insertions
Meantime Between Failure (MTBF)500,000 hours
Compliance / Certification Microsoft WHQL3, EMV2 2000 Level 1, ISO 7816, HBCI4, USB 2.0 (USB 1.1 compatible), CCID1, GSA FIPS 201 approved product list
Safety / EnvironmentalCE, FCC, UL, RoHS, WEEE
WarrantyTwo-year manufacturer’s warranty. (For drivers, see complete lifetime support policy.)

1 = Chip Card Interface Device, 2 = Europay MasterCard Visa, 3 = Windows Hardware Quality Lab, 4 = Home Banking Computer Interface


Additional Information

Additional Information

SKU R51250021-1
Manufacturer HID
Manufacturer Code R51250021-1