Yamaichi High-Speed Data Networking Catalog - Optical Transceiver Connectors - SFP28/DSFP/QSFP/QSFP56/QSFP-DD/OSFP

Oct 23, 2026

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Catalog content for high-speed data networking optical transceiver connectors and host/ mechanical parts, covering multiple connector families including SFP28, DSFP, QSFP28, QSFP56, QSFP-DD, OSFP, and additional CFP/Cage-style mechanical kits. Provides transmission capability ranges (NRZ and PAM4), interface compatibility notes with related module families and MSA compliance, plus mechanical specifications such as pitch, pin counts, packing method (tape and reel/emboss), and outline dimensions. Includes materials and finishes (e.g., copper alloy with Ni-Au) and electrical/contact and durability parameters, with revision notices for specifications and drawings.

LanguageEnglish

CategoryTechnology

FormatPDF

Pages19

Reading Time48 min

AccessFree to download

Optical Transceiver Connectors

SFP28 Host Connector

DSFP Host Connector

QSFP28 Host Connector (Style B / Style A)

QSFP56 Host Connector

QSFP Series Mechanical Parts

QSFP-DD Host Connector and Mechanical Parts

OSFP Host Connector and Mechanical Parts

CFP Family (CFP8/CFP4/CFP2/CFP) Connectors

YFLEX Cable

SFP and DSFP Host Mechanical Parts

HIGH-SPEED DATA NETWORKING DATA NETWORKING OPTICAL TRANSCEIVER CONNECTORS SFP28 HOST CONNECTOR 4 DSFP HOST CONNECTOR 5 SFP AND DSFP MECHANICAL PARTS 6 QSFP28 HOST CONNECTOR(STYLE B) 7 QSFP28 HOST CONNECTOR(STYLE A) 8 QSFP56 HOST CONNECTOR 9 QSFP SERIES MECHANICAL PARTS 10 QSFP-DD HOST CONNECTOR 11 QSFP-DD MECHANICAL PARTS 12 QSFP-DD STACK MODEL 13 OSFP HOST CONNECTOR 14 OSFP MECHANICAL PARTS 15 CFP FAMILY CFP8 PLUG / HOST CONNECTOR & MECHANICAL PARTS 18-21 CFP4 PLUG / HOST CONNECTOR & MECHANICAL PARTS 22-25 CFP2 PLUG / HOST CONNECTOR & MECHANICAL PARTS 26-29 CFP PLUG / HOST CONNECTOR & MECHANICAL PARTS 31-32 YFLEX CABLE 33 OPTICAL TRANSCEIVER CONNECTORS SFP28 – 25 * GBIT/S | DSFP | – | 50 * / 100 * * GBIT/S | | --- | --- | --- | | QSFP28 | – | 100 * /200 * * GBIT/S | | QSFP56 | – | 200 * /400 * * GBIT/S | | QSFP-DD | – | 200 * /400 * * GBIT/S | | OSFP | – | 200 * /400 * * GBIT/S | CFP8 – 25 * GBIT/S | CFP4 | – | 50 * / 100 * * GBIT/S | | --- | --- | --- | | CFP2 | – | 100 * /200 * * GBIT/S | | CFP | – | 200 * /400 * * GBIT/S | 2 SPECIFICATIONS AND DRAWINGS ARE SUBJECT TO ALTERATION WITHOUT PRIOR NOTICE - DIMENSIONS IN MILLIMETERS SPECIFICATIONS AND DRAWINGS ARE SUBJECT TO ALTERATION WITHOUT PRIOR NOTICE - DIMENSIONS IN MILLIMETERS 3 SFP28 HOST CONNECTOR DSFP HOST CONNECTOR The enhanced small form-factor pluggable (SFP+) connector supports data rates at 28Gbps. The design is in accordance with the Multi-Source Agreement (MSA) . | PAM4 56G | | --- | | D S F P S e r i e s | SPECIFICATIONS/仕様・・ VoCultrage Rarent Rattiingng//定格電圧定格電流:: 10205AV AmaCx .m/axco. /ntcaoctntact 1.0A max./designated ・・ OperatContacitngReTesimpstan. Rcaen/ge/使用温接触抵抗:度範囲: –2Ma0x°C3585°ΩC (max.100 mA /max. 20m V.) ・・・ MTePaascttkinSigtnagcycnd/梱ale/rd包挿/: 抜耐久性評価条件:: METaIaApx-3e16a004ndcycReelels/エンボス MATERIALS AND FINISH/材料・表面処理・・ InCsoulatorntacts//イコンンシタュクレトー: ター: LCPCopper Alloy, Ni-Au PART NUMBER CONNECTOR CN 109S- 022 - 000 1 | | | | | | --- | --- | --- | --- | |
Series / シリーズ | | | | | | | | | |
No. of Contacts /極数 | | | | | | | | | |
Packing : Tape and reel /梱包:エンボス No. Mark = 750 pcs. / Reel | | | | | | | | | |
Contact Plating /コンタクトめっき 01 = 0.76 µm Au | | | | FEATURES/特長 • Transmission performance : NRZ 56Gbps (28Gbps/ch x 2ch)/伝送性能 PAM4 112Gbps (56Gbps/ch x 2ch) • Pitch/ピッチ: 0.8 mm • Pin count/極数: 22Pins • Compatible with SPF+ and SFP28 Module /SFP+及びSFP28のモジュールと互換有り • Complies DSFP MSA/DSFP MSA準拠 • Complies RoHS/RoHS準拠 OUTLINE DIMENSIONS /外径寸法 CN 109S-020-0 *0 1 OUTLINE DIMENSIONS /外径寸法 CN 109S-022- 000 1 DRAWING TO REVISE 4 SPECIFICATIONS AND DRAWINGS ARE SUBJECT TO ALTERATION WITHOUT PRIOR NOTICE - DIMENSIONS IN MILLIMETERS SPECIFICATIONS AND DRAWINGS ARE SUBJECT TO ALTERATION WITHOUT PRIOR NOTICE - DIMENSIONS IN MILLIMETERS 5 SFP AND DSFP HOST MECHANICAL PARTS SPECIFICATIONS/仕様・・・ OMPlpauetgiranitgnincFgyocTrcleeem//p挿挿.R抜入an耐力g久:e/性使: 用温度範囲: 20a00x°c1Cyc885°s C ・・・ PPTuaecsllt-okSiunttgaF/nor梱dac包red//:抜去力評価条件: : MTrEIaaAxy- /3.12ト64.5レNイ MATERIALS AND FINISH/材料・表面処理・ Cage/ケージ: Stainless, Degreasing CONNECTOR QSFP28 HOST CONNECTOR (STYLE B) The enhanced QSFP+ (eQSFP+) connector and mechanical kit is supports data rates up to 56Gbps per channel. All products are designed in accordance with the Multi-Source Agreement (MSA) . eQSFP+コネクタとメカキットは56Gbps/chのデーターレートをサポート。製品デザインはMSAに準拠。 PART NUMBER MECHANICAL KIT PART NUMBER 28GBPS CN 109A-0002 CN 120 - 038 - X 00 X | | | | | | --- | --- | --- | --- | |
Series/シリーズ名 | | | | |
No. of Contacts/極数 | | | | |
Type /製品タイプ
0 = Style B 1 = Style A 2 =Style A 56Gbps | | | | | | | | | |
Contact Plating /コンタクトめっき 1 = 0.76 µm Au 2 = 0.38 µm Au | | | | FEATURES /特長 • Complies RoHS/RoHS準拠 SPECIFICATIONS/仕様・・・・ VCOMoupaltretarigeranenttgiRRngcyaacttTlieeinnggm//定格/定格p R挿抜電圧電ang

FAQs

Which connector families are covered in the catalog section?

The provided content includes SFP28, DSFP, QSFP28, QSFP56, QSFP-DD, OSFP, and CFP-family plug/host connectors, along with related mechanical parts and kits.

What performance types and data-rate concepts are listed for these connectors?

The text reports transmission performance using NRZ and PAM4 concepts, with data rates expressed per channel and total throughput depending on the connector family (e.g., multiple channel counts for QSFP and similar devices).

What key compliance and compatibility requirements are mentioned?

The catalog repeatedly references Multi-Source Agreement (MSA) compliance and RoHS compliance, and notes compatibility with corresponding module ecosystems such as SFP+/SFP28 and QSFP/QSFP+ related modules.

Oct 23, 2026

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