Circular Connectors – Mouser United Kingdom

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M8 / M12 Connectors & Cordsets

HARTING M8 / M12 Connectors and Cordsets feature 2A-6A rated current carrying capacity and a rated voltage of 32V-250V. The HARTING M8 / M12 connectors are available in a wide range of specifications, including straight and angled connectors, male and female, shielded and unshielded in A, B, D, and X coding with mating panel feed-through connectors. These connectors offer IDC, crimp, and screw termination styles.

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Types of Circular Connectors

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Part #

Circular Metric Connectors 4P Male M12-S Straight Harax

21031111405
HARTING
1: £8.26
2,073In Stock

Mfr. Part No.
21031111405

Mouser Part No
617-21-03-111-1405

HARTING

Circular Metric Connectors 4P Male M12-S Straight Harax

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Datasheet

2,073In Stock

£8.26

£7.48

£7.05

£6.71

View

Min.: 1
Mult.: 1

Connectors

Pin (Male)

IDC

IP65, IP67

Circular Metric Connectors M12 SD PFT MALE A CODE 5 POL

21038211525
HARTING
1: £24.02
1,248In Stock

Mfr. Part No.
21038211525

Mouser Part No
617-21038211525

HARTING

Circular Metric Connectors M12 SD PFT MALE A CODE 5 POL

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Datasheet

1,248In Stock

£24.02

£21.26

£20.45

£19.81

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Min.: 1
Mult.: 1

Connectors

Without Pin Contacts

Crimp

IP67

Circular Metric Connectors M12 SD PFT MALE D CODE 4 POL

21038811426
HARTING
1: £26.23
156In Stock

Mfr. Part No.
21038811426

Mouser Part No
617-21038811426

HARTING

Circular Metric Connectors M12 SD PFT MALE D CODE 4 POL

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Datasheet

156In Stock

£26.23

£23.68

£22.99

£22.32

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Min.: 1
Mult.: 1

Connectors

Without Pin Contacts

Crimp

IP67

Circular Metric Connectors M12 PUSHPULL 8POLE A-CODED FEMALE

21038212830
HARTING
1: £37.18
43In Stock

Mfr. Part No.
21038212830

Mouser Part No
617-21038212830

HARTING

Circular Metric Connectors M12 PUSHPULL 8POLE A-CODED FEMALE

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Datasheet

43In Stock

£37.18

£33.49

£32.55

£30.61

Min.: 1
Mult.: 1

Socket (Female)

Solder

IP54

Circular Metric Connectors M12-SD-CC-IDC-4P- ACOD-F-STR-SHLD

21033222410
HARTING
1: £25.04
107In Stock

Mfr. Part No.
21033222410

Mouser Part No
617-21033222410

HARTING

Circular Metric Connectors M12-SD-CC-IDC-4P- ACOD-F-STR-SHLD

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Datasheet

107In Stock

£25.04

£24.60

Min.: 1
Mult.: 1

Connectors

Socket (Female)

Crimp

IP67

Circular Metric Connectors M12-SD-CC-IDC-4P- ACOD-M-STR-SHLD

21033221410
HARTING
1: £26.33
24In Stock

Mfr. Part No.
21033221410

Mouser Part No
617-21033221410

HARTING

Circular Metric Connectors M12-SD-CC-IDC-4P- ACOD-M-STR-SHLD

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Datasheet

24In Stock

£26.33

£25.34

£24.13

£23.44

Min.: 1
Mult.: 1

Connectors

Pin (Male)

Crimp

IP67

Circular Metric Connectors 4P Male M12-L D-Code Straight Harax

21032811405
HARTING
1: £28.84
751In Stock

Mfr. Part No.
21032811405

Mouser Part No
617-21-03-281-1405

HARTING

Circular Metric Connectors 4P Male M12-L D-Code Straight Harax

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Datasheet

751In Stock

£28.84

£25.12

£23.56

£22.44

View

Min.: 1
Mult.: 1

Connectors

Pin (Male)

IDC

IP65, IP67

Circular Metric Connectors PFT M12 Slim Female X-coded

21038812825
HARTING
1: £32.41
1,086In Stock

Mfr. Part No.
21038812825

Mouser Part No
617-21038812825

HARTING

Circular Metric Connectors PFT M12 Slim Female X-coded

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Datasheet

1,086In Stock

£32.41

£28.16

£26.40

£25.13

View

Min.: 1
Mult.: 1

Connectors

Socket (Female)

Crimp

IP67

Circular Metric Connectors 4P Fmle M12-L D-Code Straight Harax

21032812405
HARTING
1: £34.06
154In Stock

Mfr. Part No.
21032812405

Mouser Part No
617-21-03-281-2405

HARTING

Circular Metric Connectors 4P Fmle M12-L D-Code Straight Harax

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Datasheet

154In Stock

£34.06

£29.56

£28.08

£27.46

View

Min.: 1
Mult.: 1

Connectors

Socket (Female)

IDC

IP65, IP67

Circular Metric Connectors BlindingCapfor Fw/CblClip

21010000031
HARTING
1: £7.39
463In Stock

Mfr. Part No.
21010000031

Mouser Part No
617-21010000031

HARTING

Circular Metric Connectors BlindingCapfor Fw/CblClip

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Datasheet

463In Stock

£7.39

£6.49

£6.08

£5.80

View

Min.: 1
Mult.: 1

Accessories

Circular Metric Connectors 4p Male M12 A-Code Panel Feed through

21033111402
HARTING
1: £17.75
238In Stock

Mfr. Part No.
21033111402

Mouser Part No
617-21033111402

HARTING

Circular Metric Connectors 4p Male M12 A-Code Panel Feed through

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Datasheet

238In Stock

£17.75

£15.09

£14.15

£13.47

View

Min.: 1
Mult.: 1

Connectors

Pin (Male)

Wire

IP65, IP67

Circular Metric Connectors 4P Female M12 A-Code Panel Feed through

21033112400
HARTING
1: £25.01
98In Stock
100Expected 03/03/2026

Mfr. Part No.
21033112400

Mouser Part No
617-21033112400

HARTING

Circular Metric Connectors 4P Female M12 A-Code Panel Feed through

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Datasheet

98In Stock

100Expected 03/03/2026

£25.01

£21.22

£20.08

£19.28

View

Min.: 1
Mult.: 1

Connectors

Socket (Female)

Wire

IP67

Circular Metric Connectors M12 A 4p male angled pcb mount, shielded

21033213401
HARTING
1: £10.77
262In Stock

Mfr. Part No.
21033213401

Mouser Part No
617-21033213401

HARTING

Circular Metric Connectors M12 A 4p male angled pcb mount, shielded

Learn More

Datasheet

262In Stock

£10.77

£9.38

£8.71

£8.13

£7.49

Min.: 1
Mult.: 1

Connectors

Pin (Male)

Through Hole

Circular Metric Connectors M12 A 5p male angled pcb mount, shielded

21033213501
HARTING
1: £10.22
181In Stock
1,850On Order

Mfr. Part No.
21033213501

Mouser Part No
617-21033213501

HARTING

Circular Metric Connectors M12 A 5p male angled pcb mount, shielded

Learn More

Datasheet

181In Stock

1,850On Order

£10.22

£8.69

£8.04

£7.75

View

Min.: 1
Mult.: 1

Connectors

Pin (Male)

Through Hole

Circular Metric Connectors M12 PFT Crmp SD Fmle 4+5pole A-Coded

21038212525
HARTING
1: £28.31
73In Stock

Mfr. Part No.
21038212525

Mouser Part No
617-21038212525

HARTING

Circular Metric Connectors M12 PFT Crmp SD Fmle 4+5pole A-Coded

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Datasheet

73In Stock

£28.31

£24.68

£23.13

£20.98

£20.11

Min.: 1
Mult.: 1

Connectors

Socket (Female)

Crimp

IP67

Circular Metric Connectors M12 Slim angled male X-cod 8-pol

21038813805
HARTING
1: £35.81
74In Stock
51Expected 17/02/2026

Mfr. Part No.
21038813805

Mouser Part No
617-21038813805

HARTING

Circular Metric Connectors M12 Slim angled male X-cod 8-pol

Learn More

Datasheet

74In Stock

51Expected 17/02/2026

£35.81

£31.13

£29.47

£29.24

View

Min.: 1
Mult.: 1

Connectors

Pin (Male)

Crimp

IP67

Circular Metric Connectors M12 GENDER CHANGER X/D CODED PUSH PULL

21033816404
HARTING
1: £53.20
31In Stock
50Expected 17/03/2026

Mfr. Part No.
21033816404

Mouser Part No
617-21033816404

HARTING

Circular Metric Connectors M12 GENDER CHANGER X/D CODED PUSH PULL

Learn More

Datasheet

31In Stock

50Expected 17/03/2026

£53.20

£48.07

£45.06

£42.06

£40.05

Min.: 1
Mult.: 1

Adapters

Socket (Female), Socket (Female)

Pluggable Screw

IP67

Circular Metric Connectors HAR-SPEED M12 GENDER CHANGER PUSH PULL

21033816816
HARTING
1: £56.81
24In Stock
44Expected 30/03/2026

Mfr. Part No.
21033816816

Mouser Part No
617-21033816816

HARTING

Circular Metric Connectors HAR-SPEED M12 GENDER CHANGER PUSH PULL

Learn More

Datasheet

24In Stock

44Expected 30/03/2026

£56.81

£52.29

£46.50

£44.29

£43.16

Min.: 1
Mult.: 1

Socket (Female)

Solder

Circular Metric Connectors 4P Female M12 A-Code R/A Harax

21011405091
HARTING
1: £23.21
4In Stock
17On Order

Mfr. Part No.
21011405091

Mouser Part No
617-21-01-140-5091

HARTING

Circular Metric Connectors 4P Female M12 A-Code R/A Harax

Learn More

Datasheet

4In Stock

17On Order

£23.21

£18.90

£18.32

£17.49

View

Min.: 1
Mult.: 1

Connectors

Socket (Female)

IDC

IP65, IP67

Standard Circular Connector 4P M8 MALE STRAIGHT

21021511405
HARTING
1: £12.12
71In Stock

Mfr. Part No.
21021511405

Mouser Part No
617-21-02-151-1405

HARTING

Standard Circular Connector 4P M8 MALE STRAIGHT

Learn More

Datasheet

71In Stock

£12.12

£10.69

£10.01

£9.54

View

Min.: 1
Mult.: 1

Connectors

Crimp

IP67

Circular Metric Connectors 4P Female M12-S Straight Harax

21031112405
HARTING
1: £10.85
141In Stock
119Expected 24/02/2026

Mfr. Part No.
21031112405

Mouser Part No
617-21-03-111-2405

HARTING

Circular Metric Connectors 4P Female M12-S Straight Harax

Learn More

Datasheet

141In Stock

119Expected 24/02/2026

£10.85

£9.22

£8.64

£8.23

View

Min.: 1
Mult.: 1

Connectors

Socket (Female)

IDC

IP65, IP67

Circular Metric Connectors BlindingCapfor Fw/eyelet

21010000030
HARTING
1: £8.71
7In Stock

Mfr. Part No.
21010000030

Mouser Part No
617-21010000030

HARTING

Circular Metric Connectors BlindingCapfor Fw/eyelet

Learn More

Datasheet

7In Stock

£8.71

£7.40

£6.94

£6.61

View

Min.: 1
Mult.: 1

Accessories

Circular Metric Connectors 4P Male M12 A-Code R/A Harax

21011405081
HARTING
1: £21.01
3In Stock

Mfr. Part No.
21011405081

Mouser Part No
617-21011405081

HARTING

Circular Metric Connectors 4P Male M12 A-Code R/A Harax

Learn More

Datasheet

3In Stock

£21.01

£18.80

£18.20

£17.33

View

Min.: 1
Mult.: 1

Connectors

Pin (Male)

IDC

IP65, IP67

Circular Metric Connectors M12 HOUSING FEMALE FRONT MNT PACKED

21033012003
HARTING
1: £8.39
1In Stock
220Expected 24/02/2026

Mfr. Part No.
21033012003

Mouser Part No
617-21033012003

HARTING

Circular Metric Connectors M12 HOUSING FEMALE FRONT MNT PACKED

Learn More

Datasheet

1In Stock

220Expected 24/02/2026

£8.39

£7.35

£6.80

£6.56

View

Min.: 1
Mult.: 1

Hardware

Circular Metric Connectors M12 A 5p fml angled pcb mount, shielded

21033214501
HARTING
1: £10.38
17In Stock
130On Order

Mfr. Part No.
21033214501

Mouser Part No
617-21033214501

HARTING

Circular Metric Connectors M12 A 5p fml angled pcb mount, shielded

Learn More

Datasheet

17In Stock

130On Order

£10.38

£8.83

£8.16

£7.87

£7.80

Min.: 1
Mult.: 1

Connectors

Socket (Female)

Through Hole

M8 / M12 Connectors & Cordsets

Types of Circular Connectors

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