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721-102/037-000
Pluggable Terminal Block, 5 mm, 2 Ways, 28 AWG, 12 AWG, 2.5 mm², Clamp
⚠️ Reference pricing provided. In case of supply shortages, we will connect you with our trusted procurement partners to ensure your project's continuity.
- Manufacturer: WAGO
- Product type: Pluggable Terminal Blocks
- SVHC: No SVHC (04-Feb-2026)
- Pitch Spacing: 5mm
- Product Range: MCS MIDI 721 Series
- Rated Current: 16A
- Rated Voltage: 630V
- No. of Positions: 2Ways
- Wire Size AWG Max: 12AWG
- Wire Size AWG Min: 28AWG
- Conductor Area CSA: 2.5mm²
- Wire Connection Method: Clamp
| Delivery and price | |
|---|---|
| Units per pack | 250 |
| Price | 1.91 € |
| Current stock | 200+ |
| Lead time | 30 days |
Datasheet
# **Data Sheet | Item Number: 721-102/037-000** 1-conductor female connector; CAGE CLAMP®; 2.5 mm²; Pin spacing 5 mm; 2-pole; 100% protected against mismating; Lateral locking levers; 2,50 mm²; light gray **https://www.wago.com/721-102/037-000** # Color: light gray Similar to illustration 2,2 6 i | anya 7 l a Ponty TP lololds > bE Eo beseelie) \ = beehi | Hitt | et a 86 L 57 8 12,214,3 Le Dimensions in mm L = pole no. x pin spacing2-pole female connectors – one latch only . Female connector, 721 Series, operating tool Fault-free electrical installations are guaranteed with this female connector (item number 721-102/037-000). Ensure that the strip lengths are between 8 and 9 mm when connecting conductors to this female connector. This product incorporates one conductor terminal and utilizes CAGE CLAMP®. Our trusted universal connection known as CAGE CLAMP® is industry-leading when it comes to connection technology and electrical interconnections. The item's dimensions are (26.6 x 14.3 x 29.6) mm (width x height x depth). Depending on the conductor type, this female connector is suitable for conductor cross sections ranging from 0.08 mm² to 2.5 mm². The contact surface is coated with tin. Page 1/8 Version 30.05.2026 Continued on next page # **Data Sheet | Item Number: 721-102/037-000 https://www.wago.com/721-102/037-000** |**Notes**|||||||||||| |---|---|---|---|---|---|---|---|---|---|---|---| |Safety Information|||||||The_MCS – MULTI CONNECTION SYSTEM_includes connectors without breaking capacity in||||| ||||||||accordance with DIN EN 61984. When used as|intended, these connectors must not be con|||| ||||||||nected/disconnected when live or under load.When used as intended, these connectors must||||| ||||||||not be connected/disconnected when live or under load. The circuit design should ensure||||| ||||||||header pins, which can be touched, are not live|when|unmated.||| |Variants:|||||||Other pole numbers||||| ||||||||Gold-plated or partially gold-plated contact surfaces||||| ||||||||Other versions (or variants) can be requested from WAGO Sales or|||configured at https://con|| ||||||||figurator.wago.com/.||||| |.|||||||||||| |**Electrical data**|||||||||||| |**Ratings**|**per**|||**IEC/EN 60664-1**|||**Approvals per**||**UL 1059**||| |Overvoltage category|||III|III|II||Use group||B|C|D| |Pollution degree|||3|2|2||Rated voltage||300 V|-|300 V| |Nominal voltage|||320 V|320 V|630 V||Rated current<br>.||15 A|-|10 A| |Rated impulse withstand voltage|||4 kV|4 kV|4 kV||||||| |Rated current|||16 A|16 A|16|A|||||| |.|||||||||||| |**Ratings**|||||||**Approvals per**|||**CSA**|| |Approvals per||||UL 1977|||Use group||B|C|D| |Rated voltage||||600 V|||Rated voltage||300 V|-|300 V| |Rated current||||15 A|||Rated current<br>.||15 A|-|10 A| |.|||||||||||| |**Connection Data**|||||||||||| |Clamping|units|2|||||**Connection 1**||||| |Total number of potentials||2|||||Connection technology|CAGE CLAMP®|||| |Number of connection types||1|||||Actuation type|Operating tool|||| |Number of levels||1|||||Actuation direction 1|Operation parallel to conductor entry|||| |.|||||||Actuation direction 2|Operation perpendicular to conductor entry|||| ||||||||Solid conductor|0.08…2.5 mm² /||28…12 AWG|| ||||||||Fine-stranded conductor|0.08…2.5 mm² /||28…12 AWG|| ||||||||Fine-stranded conductor; with insulated fer|0.25…1.5 mm²|||| ||||||||rule||||| ||||||||Fine-stranded conductor; with uninsulated|0.25…2.5 mm²|||| ||||||||ferrule||||| ||||||||Strip length|8…9 mm / 0.31…0.35 inches|||| ||||||||Pole number|2|||| ||||||||Conductor entry direction to mating direc|0 °|||| ||||||||tion||||| ||||||||.||||| |**Physical data**|||||||||||| |Pin spacing|||||||5 mm / 0.197 inches||||| |Width|||||||26.6 mm / 1.047 inches||||| |Height|||||||14.3 mm / 0.563 inches||||| |Depth|||||||29.6 mm / 1.165 inches||||| |.|||||||||||| |Page|2/8|||||Version|30.05.2026|||Continued on next page|| **Data Sheet | Item Number: 721-102/037-000 https://www.wago.com/721-102/037-000** ||**Mechanical data**|||||| |---|---|---|---|---|---|---| ||Variable coding||Yes|||| ||Anti-rotation protection||Yes|||| |.||||||| ||**Plug-in connection**|||||| ||Contact type (pluggable connector)||Female connector/socket|||| ||Connector (connection type)||for conductor|||| ||Mismating protection||Yes|||| ||Locking of plug-in connection||Locking lever|||| |.||||||| ||**Material data**|||||| ||Note (material data)||Information on material specifications||can be found here|| ||Color||light gray|||| ||Material group||I|||| ||Insulation material (main housing)||Polyamide (PA66)|||| ||Flammability class per UL94||V0|||| ||Clamping spring material||Chrome-nickel spring steel (CrNi)|||| ||Contact material||Copper alloy|||| ||Contact Plating||Tin|||| ||Fire load||0.09 MJ|||| ||Weight||5.2 g|||| |.||||||| ||**Environmental requirements**|||||| ||Limit temperature range|-60…+100 °C||**Environmental Testing**||| ||Processing temperature|-35…+60 °C||Test specification:||DIN EN 50155 (VDE 0115-200):2022-06| |||||Railway applications –||| |.||||Rolling stock –||| |||||Electronic equipment||| |||||Test procedure:||DIN EN 61373 (VDE 0115-0106):2011-04| |||||Railway applications –||| |||||Rolling stock equipment –||| |||||Vibration and shock tests||| |||||Spectrum/Mounting location||Service life test, Category 1, Class A/B| |||||Functional test with noise-like oscillations||Test passed according to Section 8 of the| |||||||standard| |||||Frequency||f1= 5 Hz to f2= 150 Hz| |||||Acceleration||0.101g (highest test level used for all axes)| |||||Test duration per axis||10 min.| |||||Test directions||X, Y and Z axes| |||||Monitoring of contact faults and interrup||Passed| |||||tions||| |||||Voltage drop measurement before and after||Passed| |||||each axis||| |||||Simulated service life test through in||Test passed according to Section 9 of the| |||||creased levels of noise-like oscillations||standard| |||||Frequency||f1= 5 Hz to f2= 150 Hz| |||||Acceleration||0.572g (highest test level used for all axes)| |||||Test duration per axis||5 h| |||||Test directions||X, Y and Z axes| |||||Extended testing: Monitoring of contact||Passed| |||||faults and interruptions||| |||||Extended testing: Voltage drop measure||Passed| |||||ment before and after each axis||| |||||Shock test||Test passed according to Section 10 of the| |||||||standard| |||||Shock pulse form||Half sine| |||||Acceleration||5g (highest test level used for all axes)| Page 3/8 Version 30.05.2026 Continued on next page **==> picture [557 x 824] intentionally omitted <==** **----- Start of picture text -----**<br> ||||||| |---|---|---|---|---|---| |Data Sheet | Item Number: 721-102/037-000| |https://www.wago.com/721-102/037-000| |a|wAco| |Environmental Testing| |Shock duration|30 ms| |Number of shocks (per axis)|3 pos. und 3 neg.| |Test directions|X, Y and Z axes| |Extended testing: Monitoring of contact|Passed| |faults and interruptions| |Extended testing: Voltage drop measure|Passed| |ment before and after each axis| |Vibration and shock stress for rolling stock|Passed| |equipment| |.| |Commercial data| |Eee| |Product Group|3 (Multi Conn. System)| |PU (SPU)|100 pcs| |Packaging type|Box| |Country of origin|DE| |GTIN|4044918353076| |Customs tariff number|85366990990| |.| |Product Classification| |SS—-—-—E—E—E—E—E—EeEeEeEeEeEEeEEEEEEEEEe| |UNSPSC|39121409| |eCl@ss 10.0|27-44-03-09| |eCl@ss 9.0|27-44-03-09| |ETIM 9.0|EC002638| |ETIM 10.0|EC002638| |ECCN|NO US CLASSIFICATION| |.| |SS—-—-—E—E—E—E—E—EeEeEeEeEeEEeEEEEEEEEEe|Environmental Product Compliance| |RoHS Compliance Status|Compliant,No Exemption| |.| |Approvals / Certificates| |EEE| |General approvals|Declarations of conformity and manufacturer's declarations| |G|a|WW|Q| |Approval|Standard|Certificate Name|Approval|Standard|Certificate Name| |CB|IEC 61984|NL-113351|Railway|-|Railway Ready| |DEKRA Certification B.V.|WAGO GmbH & Co. KG| |CSA|C22.2|1466354| |DEKRA Certification B.V.|.| |KEMA/KEUR|EN 61984|71-130478 REV.1| |DEKRA Certification B.V.| |UL|UL 1977|E45171| |Underwriters Laboratories| |Inc.| |UL|UL 1059|E45172| |Underwriters Laboratories| |Inc.| |.| |Page|4/8|Version 30.05.2026|Continued on next page| **----- End of picture text -----**<br> - **Data Sheet | Item Number: 721-102/037-000 https://www.wago.com/721-102/037-000 Approvals for marine applications** - ~~——~~ **Approval Standard Certificate Name** ABS - 24-0095975-PDA American Bureau of Ship ping BV IEC 60998 11915/E0 BV Bureau Veritas S.A. DNV - TAE000016Z DNV GL SE PRS - TE/1095/880590/23 Polski Rejestr Statków . **Downloads** ~~Tee~~ **Environmental Product Compliance Compliance Search** Environmental Product Compliance 721-102/037-000 . **Documentation Additional Information** Technical Section pdf 03.04.2019 2027.26 KB ~~nes~~ . **CAD/CAE-Data CAD data CAE data** 2D/3D Models EPLAN Data Portal 721-102/037-000 721-102/037-000 ~~ee es~~ . ZUKEN Portal721-102/037-000 ~~Ny~~ . **1 Compatible Products** ~~hee~~ **1.1 System counterpart 1.1.1 Male connector/plug** es , ; **Item No.: 721-602 Item No.: 721-432/001-000 Item No.: 721-132/001-000** 1-conductor male connector; CAGE CLAMP®; THT male header; 1.0 x 1.0 mm solder pin; THT male header; 1.0 x 1.0 mm solder pin; 2.5 mm²; Pin spacing 5 mm; 2-pole; 100% angled; 100% protected against mismating; straight; 100% protected against mismating; protected against mismating; 2,50 mm²; Pin spacing 5 mm; 2-pole; light gray Pin spacing 5 mm; 2-pole; light gray light gray . Page 5/8 Version 30.05.2026 Continued on next page - **Data Sheet | Item Number: 721-102/037-000 https://www.wago.com/721-102/037-000** ~~On~~ **1.2 Optional Accessories** **==> picture [557 x 745] intentionally omitted <==** **----- Start of picture text -----**<br> ||||| |---|---|---|---| |1.2.1 Cover| |1.2.1.1 Cover| |a|Te||tm|[|]| |Item No.: 231-668|Item No.: 231-669| |Lockout caps; for covering unused clamping|Lockout caps; for covering unused clamping| |units; gray|units; orange| |.| |1.2.2 Ferrule| |1.2.2.1 Ferrule| |‘‘| |Item No.: 216-301|Item No.: 216-302|Item No.: 216-201|Item No.: 216-101| |Ferrule; Sleeve for 0.25 mm² / AWG 24; insu|Ferrule; Sleeve for 0.34 mm² / 22 AWG; in|Ferrule; Sleeve for 0.5 mm² / 20 AWG; insu|Ferrule; Sleeve for 0.5 mm² / AWG 22; unin| |lated; electro-tin plated; yellow|sulated; electro-tin plated; light turquoise|lated; electro-tin plated; electrolytic copper;|sulated; electro-tin plated; silver-colored| |acc. to DIN 46228, Part 4/09.90; white| |[|h|J| |Item No.: 216-202|Item No.: 216-102|Item No.: 216-203|Item No.: 216-103| |Ferrule; Sleeve for 0.75 mm² / 18 AWG; insu|Ferrule; Sleeve for 0.75 mm² / 18 AWG;|Ferrule; Sleeve for 1 mm² / AWG 18; insulat|Ferrule; Sleeve for 1 mm² / AWG 18; uninsu| |lated; electro-tin plated; gray|uninsulated; electro-tin plated; silver-col|ed; electro-tin plated; red|lated; electro-tin plated| |ored| |i|[| |Item No.: 216-204|Item No.: 216-104| |Ferrule; Sleeve for 1.5 mm² / AWG 16; insu|Ferrule; Sleeve for 1.5 mm² / AWG 16; unin| |lated; electro-tin plated; black|sulated; electro-tin plated; silver-colored| |.| |1.2.3 Insulation stop| |1.2.3.1 Insulation stop| |Item No.: 231-670|Item No.: 231-671|Item No.: 231-672| |Insulation stop; 0.08-0.2 mm² / 0.2 mm² “s”;|Insulation stop; 0.25 - 0.5 mm²; light gray|Insulation stop; 0.75 - 1 mm²; dark gray| |white| |.| |1.2.4 Jumper| |1.2.4.1 Jumper| |ed| |Item No.: 231-902| |Jumper; for conductor entry; 2-way; insulat| |ed; gray| |.| |Page|6/8|Version 30.05.2026|Continued on next page| **----- End of picture text -----**<br> **Data Sheet | Item Number: 721-102/037-000 https://www.wago.com/721-102/037-000** - **1.2.5 Marking 1.2.5.1 Marking strip** |**Item No.: 210-331/500-103**|**Item No.: 210-332/500-202**||**Item No.: 210-332/500-205**|**Item No.: 210-331/500-104**| |---|---|---|---|---| |Marking strips; as a DIN A4 sheet; MARKED;|Marking strips; as a DIN A4 sheet; MARKED;||Marking strips; as a DIN A4 sheet; MARKED;|Marking strips; as a DIN A4 sheet; MARKED;| |1-12 (300x); Height of marker strip: 2.3|1-16 (160x); Height of marker strip: 3 mm;||1-32 (80x); Height of marker strip: 3 mm;|13-24 (300x); Height of marker strip: 2.3| |mm/0.091 in; Strip length 182 mm; Horizon|Strip length 182 mm; Horizontal marking;||Strip length 182 mm; Horizontal marking;|mm/0.091 in; Strip length 182 mm; Horizon| |tal marking; Self-adhesive; white|Self-adhesive; white||Self-adhesive; white|tal marking; Self-adhesive; white| |**Item No.: 210-332/500-204**|**Item No.: 210-332/500-206**|||| |Marking strips; as a DIN A4 sheet; MARKED;|Marking strips; as a DIN A4 sheet; MARKED;|||| |17-32 (160x); Height of marker strip: 3 mm;|33-48 (160x); Height of marker strip: 3 mm;|||| |Strip length 182 mm; Horizontal marking;|Strip length 182 mm; Horizontal marking;|||| |Self-adhesive; white|Self-adhesive; white|||| |.||||| |**1.2.6 Strain relief**||||| |**1.2.6.1 Strain relief housing**||||| |%,||||| |**Item No.: 232-602**||||| |Strain relief housing; for female and male||||| |connectors; 2 parts; Pin spacing 5 mm; 2-||||| |pole; gray||||| |.||||| |**1.2.7 Test and measurement**||||| |**1.2.7.1 Testing accessories**||||| ||||||| |**Item No.: 210-136**|**Item No.: 231-661**|||| |Test plug; 2 mm Ø; with 500 mm cable; red|Test plugs for female connectors; for 5 mm|||| ||and 5.08 mm pin spacing; 2,50 mm²; light|||| ||gray|||| |.||||| |**1.2.8 Tool**||||| |**1.2.8.1 Operating tool**||||| |2|a||.|(fa || |**Item No.: 209-132**|**Item No.: 209-130**<br>~~a~~||**Item No.: 231-291**<br>~~—~~|**Item No.: 231-131**<br>~~ee~~| |Operating tool; for connecting comb-style|Operating tool; made of insulating material;||Operating tool; made of insulating material;|Operating tool; made of insulating material;| |jumper bar; made of insulating material; 2-|1-way; for 264 Series (1-/2-way), 280, 281||1-way; loose; red|1-way; loose; white| |way; natural|Series (up to 3-way); natural|||| |**Item No.: 280-432**||||| |Operating tool; made of insulating material;||||| |2-way; white||||| |.||||| |Page<br>7/8|Version 30.05.2026|Version 30.05.2026||Continued on next page| **Data Sheet | Item Number: 721-102/037-000 https://www.wago.com/721-102/037-000** **Installation Notes Conductor termination** | rae ‘hy oq N[<] ) ge a4 A é ~~ aid 4 me on Inserting a conductor via 3.5 mm screwdriv Inserting a conductor via 3.5 mm screwdriv Inserting a conductor via operating tool. er – CAGE CLAMP® actuation parallel to con er – CAGE CLAMP® actuation perpendicular ductor entry. to conductor entry. . **Coding** J eeNa Coding a female connector by removing cod ing finger(s). . **Testing** patar: raof =hxoft , SSS wh Testing perpendicular to conductor entry with 2 or 2.3 mm Ø test plug – female con nector with CAGE CLAMP® – via integrated test ports . **Installation** Male connector with strain relief plate Strain relief housing shown with a male con nector equipped with CAGE CLAMP® . Subject to changes. Please also observe the further product documentation! Current addresses can be found at:: www.wago.com Page 8/8 Version 30.05.2026
Updated at June 10, 2026
For over six decades, WAGO has been a pioneering force in electrical engineering and automation, globally recognized for inventing the revolutionary spring CAGE CLAMP® technology. By leading the way in Spring Pressure Connection Technology, WAGO provides secure, maintenance-free connections that significantly reduce wiring time while ensuring consistent contact reliability that is independent of operator skill. Our extensive WAGO portfolio focuses heavily on their industry-leading interconnection solutions. We offer a vast array of DIN rail terminal blocks, wire-to-board terminal blocks, and pluggable terminal block headers and sockets. To support these core components, our selection also includes hundreds of essential terminal block accessories, markers, and specialized fused terminal blocks, ensuring you have everything required for safe and efficient wiring. Beyond foundational connectivity, WAGO excels in interface and automation technology. Our catalog features a curated selection of WAGO power relays, AC/DC converters, and process controllers. From robust power distribution to sophisticated system interlinks, WAGO delivers the meticulously engineered components necessary to build highly reliable, future-ready industrial solutions.
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