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Home > Products > Connectors, Interconnects > Modular/Ethernet Connectors - Modular/Ethernet Connector (RJ45) Jacks With Magnetics > ARJM11A3-634-AD-ER2-T
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ARJM11A3-634-AD-ER2-T

Manufacturer Part Number:
ARJM11A3-634-AD-ER2-T
Manufacturer / Brand
Abracon LLC
Part of Description:
CONN JACK 1PORT 1000 BASE-T PCB
Datasheets:
ARJM11A3-634-AD-ER2-T(1).pdfARJM11A3-634-AD-ER2-T(2).pdfARJM11A3-634-AD-ER2-T(3).pdfARJM11A3-634-AD-ER2-T(4).pdfARJM11A3-634-AD-ER2-T(5).pdf
Lead Free Status / RoHS Status:
ROHS3 Compliant
Stock Condition:
New original, 30220 pcs Stock Available.
ECAD Model:
Ship From:
Hong Kong
Shipment Way:
DHL/Fedex/TNT/UPS

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Part Number ARJM11A3-634-AD-ER2-T
Manufacturer / Brand Abracon LLC
Stock Quantity 30220 pcs Stock
Category Connectors, Interconnects > Modular/Ethernet Connectors - Modular/Ethernet Connector (RJ45) Jacks With Magnetics
Description CONN JACK 1PORT 1000 BASE-T PCB
Lead Free Status / RoHS Status: ROHS3 Compliant
Termination Solder
Tab Direction Down
Shielding Shielded, EMI Finger
Shield Material -
Series ARJM11
Package Tape & Reel (TR)
Orientation 90° Angle (Right)
Operating Temperature -40°C ~ 85°C
Number of Rows 1
Number of Ports 1
Number of Cores per Jack 8
Mounting Type Through Hole
LED Color Green - Orange
Housing Material -
Height Above Board 0.535" (13.59mm)
Features Board Lock
Contact Material -
Contact Finish Thickness 6.00µin (0.152µm)
Contact Finish Gold
Connector Type RJ45
Applications 10/100/1000 Base-T, AutoMDIX

Packaging & ESD

Industry-standard static shielding packaging is used for electronic components.Anti-static, light-transparent materials allow easy identification of ICs and PCB assemblies.
The packaging structure provides electrostatic protection based on Faraday cage principles.This helps protect sensitive components from static discharge during handling and transportation.


All products are packed in ESD-safe anti-static packaging. Outer packaging labels include part number, brand, and quantity for clear identification. Goods are inspected prior to shipment to ensure proper condition and authenticity.

ESD protection is maintained throughout packing, handling, and global transportation. Secure packaging provides reliable sealing and resistance during transit. Additional cushioning materials are applied when required to protect sensitive components.

QC(Part Testing by IC Components)Quality Warranty

We can offer worldwide express delivery service, such as DHLor FedEx or TNT or UPS or other forwarder for shipment.

Global Shipment by DHL/FedEx/TNT/UPS

Shipping Fees reference DHL/FedEx
1). You can offer your express delivery account for shipment, ifyou haven’t any express account for shipment, we can offer our account inadvance.
2). Use our account for shipment, Shipment charges(Reference DHL/FedEx, Different Countries has different price.)
Shipment charges： (Reference DHL and FedEX)
Weight(KG): 0.00kg-1.00kg Price(USD$) : USD$60.00
Weight(KG): 1.00kg-2.00kg Price(USD$) : USD$80.00
* The price of cost is reference with DHL/FedEx. The detail charges, please contact us. Different country the express charges are different.



We accept the payment terms: Telegraphic Transfer(T/T), Credit Card, PayPal and Western Union.

PayPal:

PayPal Bank Information:
Company Name : IC COMPONENTS LTD
Paypal ID: Info@IC-Components.com

BANK TRANSFAR (Telegraphic Transfer)

Payment For Telegraphic Transfers:
Company Name : IC COMPONENTS LTD Beneficiary Account Number : 549-100669-701
Beneficiary Bank name : Bank of Communications (Hong Kong) Ltd Beneficiary Bank Code : 382 (for local payment)
Beneficiary Bank SWIFT : COMMHKHK
Beneficiary Bank Address : Tsuen Wan Market Street Branch 53 Market Street, Tsuen Wan N.T., Hong Kong

Any inquires or questions, please kindly contact us Email: Info@IC-Components.com


Frequently Asked Questions

Is the ARJM11A3-634-AD-ER2-T suitable for a standard Gigabit Ethernet port on a 10/100/1000 Base-T design?
Yes. The ARJM11A3-634-AD-ER2-T is a 1-port RJ45 modular jack intended for 10/100/1000 Base-T with AutoMDIX, so it fits a typical Gigabit Ethernet PHY interface. For a clean integration, match the PHY magnetics and pinout to the specific jack footprint, and verify the board layout supports the required differential pair routing, isolation, and EMI control around the ARJM11A3-634-AD-ER2-T.
What PCB layout constraints should I check before using the ARJM11A3-634-AD-ER2-T in a compact design?
The ARJM11A3-634-AD-ER2-T is a through-hole, 90° right-angle connector with a board height of 13.59 mm, so clearance above and behind the board matters. In compact enclosures, confirm the connector body, cable plug insertion path, and tab-down orientation do not interfere with adjacent parts, standoffs, or panel walls. Also account for hole size, keepout area, and solder access on both sides of the PCB.
Can the ARJM11A3-634-AD-ER2-T be used in industrial equipment exposed to wide temperature swings?
The ARJM11A3-634-AD-ER2-T is specified for -40 C to 85 C, which fits many industrial environments. For long-term operation, the surrounding design still needs to tolerate connector stress from thermal cycling, vibration, and cable insertion force. If the product will see repeated field service, use the board lock feature and make sure the enclosure does not place constant mechanical load on the jack.
How much EMI protection does the ARJM11A3-634-AD-ER2-T provide, and what else is needed on the board?
The ARJM11A3-634-AD-ER2-T is shielded and includes an EMI finger, which helps improve chassis coupling and reduce radiated noise around the port. That does not replace good PCB practices. For reliable EMI performance, connect the shield to the intended chassis or system ground strategy, keep the high-speed pairs balanced, and place any required common-mode suppression or ESD protection according to the PHY and system compliance target.
Is the ARJM11A3-634-AD-ER2-T a good choice if I need front-panel durability in a product that gets frequent cable inserts?
The ARJM11A3-634-AD-ER2-T is a reasonable choice for front-panel Ethernet use because it is a shielded RJ45 jack with board lock and through-hole mounting, both of which help with mechanical retention. For repeated insertions, still check the mating-cycle requirements of the full system, since connector durability depends on the plug, bezel alignment, board support, and how much lateral force the cable can apply at the panel.
Can I replace an existing RJ45 jack with the ARJM11A3-634-AD-ER2-T without changing the Ethernet PHY circuit?
Sometimes, but not automatically. The ARJM11A3-634-AD-ER2-T may be mechanically compatible with another RJ45 footprint only if the pinout, magnetics arrangement, shield tabs, LED pins, and board height all match. Electrically, you should verify the transformer and center-tap connections, AutoMDIX support at the PHY, and LED drive polarity before treating it as a drop-in replacement.
What should I compare when evaluating the ARJM11A3-634-AD-ER2-T against substitute part numbers such as A60-113-331P411?
When comparing the ARJM11A3-634-AD-ER2-T with substitutes like A60-113-331P411, check footprint compatibility, port orientation, LED placement and color options, shield termination style, and whether the magnetics arrangement matches your Ethernet circuit. A part can look similar in a catalog but still require PCB changes if the latch direction, mechanical standoffs, or pin numbering differ.
Does the ARJM11A3-634-AD-ER2-T work for 10/100 Ethernet designs, or is it only for Gigabit?
The ARJM11A3-634-AD-ER2-T supports 10/100/1000 Base-T, so it can be used in 10/100 designs as well. In practice, it is often selected when a platform may later need Gigabit support or when a common jack family is preferred across multiple product variants. The PHY and magnetics design still need to be matched to the intended speed mode.
How should I handle the LED indicators on the ARJM11A3-634-AD-ER2-T in a custom enclosure?
The ARJM11A3-634-AD-ER2-T includes green and orange LEDs, so confirm their lens position aligns with the front-panel window or light pipe in your enclosure. Also verify the LED drive current, polarity, and behavior against the PHY or controller outputs. If the enclosure obscures the indicators, the port can still function, but link and activity status becomes harder to service in the field.
Is the ARJM11A3-634-AD-ER2-T appropriate for designs that need very low-profile connectors?
It may not be a fit if your enclosure or PCB stack-up requires a very low profile. The ARJM11A3-634-AD-ER2-T is a right-angle through-hole jack with a 13.59 mm height above board, so it occupies more vertical and lateral space than low-profile alternatives. If clearance is tight, compare the mechanical envelope against board thickness, nearby components, and the plug insertion path before committing to the footprint.
What should I verify for soldering and assembly reliability with the ARJM11A3-634-AD-ER2-T?
For the ARJM11A3-634-AD-ER2-T, verify the through-hole plating, solder fill, and board hole tolerances are compatible with your assembly process. The board lock helps retention, but it also means the footprint should be accurate so the part sits flat before soldering. In production, pay attention to wave solder or selective solder access, because RJ45 jacks can shadow nearby components and create uneven solder joints if the layout is crowded.
Is the ARJM11A3-634-AD-ER2-T a suitable choice for long-life commercial products?
The ARJM11A3-634-AD-ER2-T has RoHS3 compliance, MSL 1, and an operating range that supports many commercial and industrial designs, so it is a practical candidate for long-life equipment. For long service life, the limiting factors are usually mechanical wear, corrosion exposure, and enclosure grounding quality rather than the basic connector category alone. A stable shield connection, proper strain relief, and a clean insertion environment help the port age more predictably.

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ARJM11A3-634-AD-ER2-T

Abracon LLC

CONN JACK 1PORT 1000 BASE-T PCB

In Stock: 30220

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