VOOHU RJ45 Dust Plugs and Caps製品

I/Oコネクター製品

RJ45 Dust Plugs and Caps

A dust plug keeps dirt and moisture out of an unused RJ45 port, preventing the intermittent contacts that appear months later in dusty or humid installations. It is a low cost addition that avoids a field failure mode.

型番検索・選定

RJ45 Dust Plugs and Capsの型番を検索

この表では、海外サイトの現行製品データ、公開済みの選定項目、型番別の技術資料リンクを使用しています。

※画像列と型番列は固定されています。横にドラッグしてすべての仕様を確認できます

RJ45 Dust Plugs and Capsの選定結果
画像 型番 データシート 比較 ダウンロード カテゴリーコネクタータイプポート数タブトランス内蔵コネクターモジュールデータレートPoELED実装方式シールドタブEMI/ガスケット動作温度 サンプル
VOOHU WH21102F00004 RJ45 Dust Plugs and Caps WH21102F00004 SPEC RJ45ダストプラグ180°1 x 1—なし--LEDなし—なしなし-10~+85°C
VOOHU SYTFCGRJ458PA1101276 RJ45 Dust Plugs and Caps SYTFCGRJ458PA1101276 SPEC RJ45ダストプラグ180°1 x 1—なし---—なしなし—

選定方法

Selecting a network connector in four steps

Contact count, then orientation and height, then shielding, then magnetics.

  1. 01

    Fix the contact count

    RJ45 uses eight contacts for Ethernet, often written 8P8C. RJ11 uses four or six for telephony and low speed serial. They are not interchangeable.

  2. 02

    Choose the orientation

    Vertical, right angle or offset, depending on whether the cable enters the panel horizontally and where the board sits behind it.

  3. 03

    Check the height

    Low height variants exist for slim assemblies. Confirm the clearance above the board as well as the panel cutout before selecting.

  4. 04

    Decide shielding and magnetics

    Shielded housings help emissions and need a defined chassis path. Integrated magnetics save board area but fix the transformer choice.

Parameters

Reading network connector specifications

Contact count and mounting orientation decide fit; shielding decides emissions.

01

Contact count

Eight for RJ45, four or six for RJ11. The housings differ in width and keying, so an RJ11 plug fits an RJ45 jack but not the reverse.

02

Orientation

Vertical, right angle or offset. Offset variants shift the opening relative to the board so the panel cutout can sit at a different height.

03

Mounting

Through hole gives mechanical strength for repeated plugging. Surface mount suits automated assembly but usually needs additional retention.

04

Height

Low profile variants reduce the clearance needed above the board. Confirm both the body height and the panel cutout position together.

05

シールド

A shielded housing gives the cable screen a path to chassis. It needs a defined ground connection on the board to be effective.

06

Integrated magnetics

Some RJ45 housings contain the LAN transformer. That saves board area but fixes the magnetics specification inside the connector.

比較

RJ45 against RJ11 and combination housings

Contact count and mechanical keying separate what looks like one family.

選定表に戻る ↑
カテゴリー型番数コネクタータイプポート数タブトランス内蔵コネクターモジュールデータレートPoELED実装方式シールドタブEMI/ガスケット動作温度操作
RJ11コネクター3790°, 180°1 x 1, 1 x 2, 1 x 4, 2 x 1上/下、上/下、下、上なしすべて非PoE、すべてLEDなしDIPあり、なしなし-40~+85°C絞り込み →
RJ45コネクター62745°, 90°, 180°1 x 1, 1 x 2, 1 x 3, 1 x 4, 1 x 5, 1 x 6, 1 x 8, 2 x 1, 2 x 2, 2 x 3, 2 x 4, 2 x 5, 2 x 6, 2 x 8上向き/下向き, 上向き/下向き, 下向き, 上向き, 未指定あり、なしすべて、10/100M、100/1000M、2.5 Base-T、5G Base-T、10G Base-T、10/100M +SPD、100/1000M +SPDPoE非対応, 350mA, 600mA, 720mA, 900mA, 850mA, 1000mA, 1.5A, すべて, 未指定LEDなし、G/-、G/G、G/Y、G/O、G/GO、G/GY、GO/Y、GO/G、GY/Y、GY/G、GY/YG、GY/GY、GR/GG、GO/GO、GR/GR、GG/RG、OG/Y、Y/G、Y/GY、Y/GO、YG/G、YG/YG、-/GDIP, SMD, 未指定あり、なしあり、なし0~+70°C、-20~+70°C、-40~+85°C、-40~+105°C絞り込み →
オフセット型RJ45コネクター4690°1 x 1, 1 x 4下、上あり、なしすべて、10/100M、100/1000M、2.5 Base-T、10G Base-T非PoE、すべてLEDなし、G/Y、G/GY、GO/Y、GO/G、O/G、Y/G、Y/GODIP、SMDあり、なしあり、なし0~+70°C、-40~+85°C絞り込み →
RJ45(低背)2990°1 x 1上/下、下、上あり、なしすべて、10/100M、100/1000M、5G Base-T、10G Base-T非PoE、すべてLEDなし、G/Y、GO/Y、GY/Y、GY/G、OG/Y、Y/G、YG/GDIPあり、なしあり、なし-40~+85°C絞り込み →
RJ45複合タイプ3290°1 x 1上向きあり、なしすべて、10/100M、100/1000M、2.5 Base-T、5G Base-T、10G Base-T非PoE、すべてLEDなし、G/Y、G/GY、GO/Y、GY/G、OG/Y、Y/G、Y/OG、Y/GODIPありあり、なし-40~+85°C絞り込み →
RJ45ダストプラグ2180°1 x 1未指定なし--LEDなし、-未指定なしなし-10~+85°C, 未指定絞り込み →
RJ45複合タイプ190°1 x 1上向きあり2.5G Base-TPoE非対応G/YDIPありあり-40~+85°C絞り込み →

用途別確認

Where these connectors are fitted

Confirm the link speed, the panel arrangement and the height available on the board.

用途別確認

Ethernet ports on equipment panels

  • Confirm the link speed, then choose shielding and magnetics to match. Verify the panel cutout against the housing drawing.
用途別確認

Telephony and low speed serial

  • RJ11 with four or six contacts. Confirm which contacts the application uses before selecting between the two.
用途別確認

Slim and height constrained products

  • Low profile variants reduce clearance above the board. Check the panel cutout height matches the new body position.
用途別確認

Multi-port panels

  • Ganged or stacked housings save panel width. Confirm the pitch, the board footprint and the routing space behind each port.
技術サポートに相談 →

Documents

Connector drawings and datasheets

Drawings carry the footprint, panel cutout, retention and recommended hole sizes.

2
PDFデータシート掲載数
1
3Dファイル掲載数
0
PCBフットプリント掲載数

VOOHUが公開する製品情報は、エンジニアリングチームが確認しています。仕様、ダウンロード資料、技術サポート情報は型番ごとに紐付けられているため、サンプルや見積もりを依頼する前に確認できます。

カテゴリー概要

RJ45, RJ11 and what the housing decides

These connectors look like one family, but contact count, shielding and integrated magnetics each change what the port can do.

01

RJ45 and RJ11 are not one family

RJ45 carries eight contacts, often written 8P8C, and is the Ethernet connector. RJ11 carries four or six in a narrower housing for telephony and low speed serial. An RJ11 plug will physically enter an RJ45 jack because it is narrower, which is a frequent source of confusion, but an RJ45 plug will not fit an RJ11 jack.

02

Shielding only works if it is grounded

A shielded housing gives the cable screen somewhere to terminate, which helps emissions and immunity. It only does that if the board provides a defined low impedance path from the housing to chassis. A shielded connector wired to a floating shell can perform worse than an unshielded one, so plan the ground path early.

03

Integrated magnetics is a trade

An RJ45 with the LAN transformer built into the housing saves board area and shortens the differential routing, which helps signal integrity. The trade is that the magnetics are fixed inside the part: you cannot change the transformer without changing the connector, and the speed is set at selection time.

よくあるご質問

Network connector questions engineers ask

Answers cover RJ45 against RJ11, shielding, magnetics and mounting choices.

When is a dust plug worth fitting?

In dusty, humid or outdoor installations, and anywhere unused ports stay exposed for long periods. Contamination on the contacts causes intermittent connections that appear well after commissioning and are difficult to diagnose, so the plug prevents a field problem rather than solving an immediate one.

Does it provide an ingress rating?

Not on its own. A dust plug keeps loose contamination out of the opening; it is not the same as a sealed waterproof connector with a stated IP rating. If your installation needs a formal ingress rating, use a connector designed and rated for it rather than adding a plug.

How is it retained?

Retention varies by part: some rely on friction in the opening, others use a lanyard or tab so the plug stays with the equipment when removed. Choose based on whether ports are opened during service and whether a loose plug would be lost or become a foreign object.

Will it fit any RJ45 jack?

Most standard RJ45 openings accept a standard plug, but check the drawing against your chosen jack, particularly with shielded or recessed housings where the opening geometry differs. Verify the fit on the actual connector before committing to volume.

How do I request samples or a quote?

With a complete part number, send the part number, quantity, delivery region and the date you need it. If you are still selecting, send the jack part number you intend to use, the installation environment and whether retention is required.

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