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M Series
Circular Connectors& Cable Assemblies

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M Series connectors

M12

Signal, data & power

Field-wireable connectors, panel receptacles and molded cable assemblies.

Browse M12 Catalog

M8

Compact sensor connections

Compact cable connectors and device receptacles.

Browse M8 Catalog
m5 series connector

M5

Miniature connections

Miniature cable connectors and receptacles.

Browse M5 Catalog

M16

Equipment connections

Cable-mounted and panel-mounted constructions.

Browse M16 Catalog

M23

Motion & drive connections

Signal and power connection options.

Browse M23 Catalog

M9

Small circular connections

Cable connectors and panel receptacles.

Browse M9 Catalog

M18

Plastic-shell options

Plastic-shell cable connectors and PCB flange receptacles.

Browse M18 Drawings on request

M40

Larger circular connections

Cable connectors and panel-mounted receptacles.

Browse M40 Drawings on request

Connection types

Enclosure wallMounting nutPCBMating side
M5 panel mount example
M5 panel mount example

Connect through an enclosure

PCB termination
For a board directly behind the panel. Match the footprint, pin length and board-to-panel distance.
Solder cups / leads
For internal wiring or a remote PCB. Specify wire termination, conductor size and lead length.
Front / rear fastening
Choose the installation direction, panel cutout, wall thickness and sealing surface.

Browse panel receptacles

M5M8M9M12M16M18M23M40
Cable glandSeal / gripHousingInsertCable
M16 field assembly example
M16 field assembly example

Terminate your own cable

Screw termination
Use the specified conductor range and strip length. Check access for wiring and assembly.
Solder termination
Match solder-cup size to the conductor; allow space for insulation and strain relief.
Cable entry & shielding
Match cable diameter to the gland. Select straight or angled housing and the required shield connection.

Browse field-wireable connectors

M8M9M12M16M18M23M40
End AEnd BCable lengthStraight / angled
M12 cable assembly example
M12 cable assembly example

Specify a finished cable

Single-ended
Connector at one end, open wires at the other. Specify stripping, wire colors and end termination.
Double-ended
Specify End A and End B independently: series, gender, contacts, coding and orientation.
Cable & wiring
Set length, conductor size, jacket and shielding; supply the pin-to-pin map and motion requirements.

Browse cable assemblies

M5M8M9M12M16M23
Main cableDevice portsDistribution layout
M12 branch adapter example
M12 branch adapter example

Branch or collect connections

Inline / Y / T adapters
Specify each interface and whether contacts pass through or branch to another connection.
Distribution boxes
Set the number of ports, trunk connection, mounting position and cable routing.
Load & pin assignment
Define the current on each path and the complete pin map before selecting a configuration.

Browse adapters & distribution

M8 adaptersM12 adaptersDistribution boxes

Coding & contact layouts

M5Miniature interfaces

Full M5 catalog

3 / 4 contactsPCB & solder-cup panel interfaces
3 contactsView 3-contact products
M5 3 contacts FemaleFemale
M5 3 contacts MaleMale
4 contactsView 4-contact products
M5 4 contacts FemaleFemale
M5 4 contacts MaleMale
Catalog drawing · pp. 5–6

M8A & B coding

Full M8 catalog

A-coded3 · 4 · 6 · 8 contacts
3 contactsView 3-contact products
M8 3 contacts FemaleFemale
M8 3 contacts MaleMale
4 contactsView 4-contact products
M8 4 contacts FemaleFemale
M8 4 contacts MaleMale
6 contactsView 6-contact products
M8 6 contacts FemaleFemale
M8 6 contacts MaleMale
8 contactsView 8-contact products
M8 8 contacts FemaleFemale
M8 8 contacts MaleMale
Catalog drawing · p. 8
B-coded5 contacts
5 contactsView 5-contact products
M8 5 contacts FemaleFemale
M8 5 contacts MaleMale
Catalog drawing · p. 8

M9Contact arrangements

Full M9 catalog

2–8 contacts2 · 3 · 4 · 5 · 6 · 7 · 8
2 contactsView 2-contact products
M9 2 contacts FemaleFemale
M9 2 contacts MaleMale
3 contactsView 3-contact products
M9 3 contacts FemaleFemale
M9 3 contacts MaleMale
4 contactsView 4-contact products
M9 4 contacts FemaleFemale
M9 4 contacts MaleMale
5 contactsView 5-contact products
M9 5 contacts FemaleFemale
M9 5 contacts MaleMale
6 contactsView 6-contact products
M9 6 contacts FemaleFemale
M9 6 contacts MaleMale
7 contactsView 7-contact products
M9 7 contacts FemaleFemale
M9 7 contacts MaleMale
8 contactsView 8-contact products
M9 8 contacts FemaleFemale
M9 8 contacts MaleMale
Catalog drawing · pp. 5–6

M12Signal, data & power coding

Full M12 catalog

A-coded2 · 3 · 4 · 5 · 6 · 8 · 12 · 17 contacts
2 contactsView 2-contact products
M12 2 contacts FemaleFemale
M12 2 contacts MaleMale
3 contactsView 3-contact products
M12 3 contacts FemaleFemale
M12 3 contacts MaleMale
4 contactsView 4-contact products
M12 4 contacts FemaleFemale
M12 4 contacts MaleMale
5 contactsView 5-contact products
M12 5 contacts FemaleFemale
M12 5 contacts MaleMale
6 contactsView 6-contact products
M12 6 contacts FemaleFemale
M12 6 contacts MaleMale
8 contactsView 8-contact products
M12 8 contacts FemaleFemale
M12 8 contacts MaleMale
12 contactsView 12-contact products
M12 12 contacts FemaleFemale
M12 12 contacts MaleMale
17 contactsView 17-contact products
M12 17 contacts FemaleFemale
M12 17 contacts MaleMale
Catalog drawing · p. 14
B-coded / D-codedB: 5 contacts · D: 4 contacts
B · 5 contactsView 5-contact products
M12 B · 5 contacts FemaleFemale
M12 B · 5 contacts MaleMale
D · 4 contactsView 4-contact products
M12 D · 4 contacts FemaleFemale
M12 D · 4 contacts MaleMale
Catalog drawing · p. 14
X-coded8 contacts
8 contactsView 8-contact products
M12 8 contacts FemaleFemale
M12 8 contacts MaleMale
Catalog drawing · p. 93
Power codingS · T · K · L · M
S-codedContact table
3 contactsView 3-contact products
M12 S-coded 3 FemaleFemale
M12 S-coded 3 MaleMale
4 contactsView 4-contact products
M12 S-coded 4 FemaleFemale
M12 S-coded 4 MaleMale
Open S source drawing
T-codedContact table
2 contactsView 2-contact products
M12 T-coded 2 FemaleFemale
M12 T-coded 2 MaleMale
2+PE contactsView 2+PE-contact products
M12 T-coded 2+PE FemaleFemale
M12 T-coded 2+PE MaleMale
3+PE contactsView 3+PE-contact products
M12 T-coded 3+PE FemaleFemale
M12 T-coded 3+PE MaleMale
Open T source drawing
K-codedContact table
2 contactsView 2-contact products
M12 K-coded 2 FemaleFemale
M12 K-coded 2 MaleMale
2+PE contactsView 2+PE-contact products
M12 K-coded 2+PE FemaleFemale
M12 K-coded 2+PE MaleMale
3+PE contactsView 3+PE-contact products
M12 K-coded 3+PE FemaleFemale
M12 K-coded 3+PE MaleMale
4+PE contactsView 4+PE-contact products
M12 K-coded 4+PE FemaleFemale
M12 K-coded 4+PE MaleMale
Open K source drawing
L-codedContact table
2 contactsView 2-contact products
M12 L-coded 2 FemaleFemale
M12 L-coded 2 MaleMale
2+PE contactsView 2+PE-contact products
M12 L-coded 2+PE FemaleFemale
M12 L-coded 2+PE MaleMale
3 contactsView 3-contact products
M12 L-coded 3 FemaleFemale
M12 L-coded 3 MaleMale
3+PE contactsView 3+PE-contact products
M12 L-coded 3+PE FemaleFemale
M12 L-coded 3+PE MaleMale
4 contactsView 4-contact products
M12 L-coded 4 FemaleFemale
M12 L-coded 4 MaleMale
4+PE contactsView 4+PE-contact products
M12 L-coded 4+PE FemaleFemale
M12 L-coded 4+PE MaleMale
Open L source drawing
M-codedContact table
2 contactsView 2-contact products
M12 M-coded 2 FemaleFemale
M12 M-coded 2 MaleMale
2+PE contactsView 2+PE-contact products
M12 M-coded 2+PE FemaleFemale
M12 M-coded 2+PE MaleMale
3+PE contactsRequest matching products
M12 M-coded 3+PE FemaleFemale
M12 M-coded 3+PE MaleMale
4+PE contactsView 4+PE-contact products
M12 M-coded 4+PE FemaleFemale
M12 M-coded 4+PE MaleMale
5+PE contactsView 5+PE-contact products
M12 M-coded 5+PE FemaleFemale
M12 M-coded 5+PE MaleMale
Open M source drawing

Catalog notation is retained. Confirm contact designation and PE / FE on the selected part drawing.

Catalog drawing · pp. 112–113

M1615 catalog insert arrangements

Full M16 catalog

2–8 contact inserts2 · 3 · 4 · 5A · 5B · 6 · 7A · 7B · 8
2 insertView 2-contact products
M16 2 insert FemaleFemale
M16 2 insert MaleMale
3 insertView 3-contact products
M16 3 insert FemaleFemale
M16 3 insert MaleMale
4 insertView 4-contact products
M16 4 insert FemaleFemale
M16 4 insert MaleMale
5A insertView 5-contact products
M16 5A insert FemaleFemale
M16 5A insert MaleMale
5B insertView 5-contact products
M16 5B insert FemaleFemale
M16 5B insert MaleMale
6 insertView 6-contact products
M16 6 insert FemaleFemale
M16 6 insert MaleMale
7A insertView 7-contact products
M16 7A insert FemaleFemale
M16 7A insert MaleMale
7B insertView 7-contact products
M16 7B insert FemaleFemale
M16 7B insert MaleMale
8 insertView 8-contact products
M16 8 insert FemaleFemale
M16 8 insert MaleMale
Catalog drawing · p. 5
12–24 contact inserts12 · 14A · 14B · 16 · 19 · 24
12 insertView 12-contact products
M16 12 insert FemaleFemale
M16 12 insert MaleMale
14A insertView 14-contact products
M16 14A insert FemaleFemale
M16 14A insert MaleMale
14B insertView 14-contact products
M16 14B insert FemaleFemale
M16 14B insert MaleMale
16 insertView 16-contact products
M16 16 insert FemaleFemale
M16 16 insert MaleMale
19 insertView 19-contact products
M16 19 insert FemaleFemale
M16 19 insert MaleMale
24 insertView 24-contact products
M16 24 insert FemaleFemale
M16 24 insert MaleMale
Catalog drawing · p. 5

M23Signal & power insert families

Full M23 catalog

623 solder-cup interfaces6 · 9 · 12 · 16 · 19 contacts
6 contactsView 6-contact products
M23 6 contacts FemaleFemale
M23 6 contacts MaleMale
9 contactsView 9-contact products
M23 9 contacts FemaleFemale
M23 9 contacts MaleMale
12 contactsView 12-contact products
M23 12 contacts FemaleFemale
M23 12 contacts MaleMale
16 contactsView 16-contact products
M23 16 contacts FemaleFemale
M23 16 contacts MaleMale
19 contactsView 19-contact products
M23 19 contacts FemaleFemale
M23 19 contacts MaleMale
Catalog drawing · p. 5
E signal inserts6 · 7 · 9 · 12 · 17 · 19 contacts
6 · EView 6-contact products
M23 6 · E FemaleFemale
M23 6 · E MaleMale
7 · EView 7-contact products
M23 7 · E FemaleFemale
M23 7 · E MaleMale
9 · EView 9-contact products
M23 9 · E FemaleFemale
M23 9 · E MaleMale
12 · EView 12-contact products
M23 12 · E FemaleFemale
M23 12 · E MaleMale
17 · EView 17-contact products
M23 17 · E FemaleFemale
M23 17 · E MaleMale
19 · EView 19-contact products
M23 19 · E FemaleFemale
M23 19 · E MaleMale
Catalog drawing · p. 10
P signal inserts6 · 7 · 9 · 12 · 17 · 19 contacts
6 · PView 6-contact products
M23 6 · P FemaleFemale
M23 6 · P MaleMale
7 · PView 7-contact products
M23 7 · P FemaleFemale
M23 7 · P MaleMale
9 · PView 9-contact products
M23 9 · P FemaleFemale
M23 9 · P MaleMale
12 · PView 12-contact products
M23 12 · P FemaleFemale
M23 12 · P MaleMale
17 · PView 17-contact products
M23 17 · P FemaleFemale
M23 17 · P MaleMale
19 · PView 19-contact products
M23 19 · P FemaleFemale
M23 19 · P MaleMale
Catalog drawing · p. 10
Power inserts6 · 8 contacts
6 contactsView 6-contact products
M23 6 contacts FemaleFemale
M23 6 contacts MaleMale
8 contactsView 8-contact products
M23 8 contacts FemaleFemale
M23 8 contacts MaleMale
Catalog drawing · p. 18

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Catalogs, drawings & datasheets

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m5 series connector

M5 Series

Open catalog

M8 Series

Open catalog

M9 Series

Open catalog

M12 Series

Open catalog

M16 Series

Open catalog

M23 Series

Open catalog

M18 / M40 or a specific part drawing?Request technical files

Custom quote & selection help

Not sure which connector fits? Start with what you know.

M12 / M8 cable assembly
End AConnector & orientation
CableLength & pin map
End BConnector or open wires
01

Define both connection ends

Series, coding, contacts, male / female, straight / angled — or an existing part number.

02

Specify the cable & pin map

Length, conductor size, jacket, shielding and end-to-end wiring. Add motion or temperature requirements.

03

Set quantity & project timing

Prototype quantity, production quantity and required delivery date.

Download assembly specification checklist

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    Drawing, pin map or mating-side photo (optional)

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