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Circular Locking Connectors & Cable Assemblies

Amphenol Commercial MRD Circular Locking Connectors and Cable Assemblies are 2-, 3-, and 4-position IP67 connectors. These connectors and cable assemblies feature housing options including all-plastic constructions and metal-locking bodies for increased durability. Locking options include 1/3-turn bayonet as well as quick-release metal latches. Panel mount and cable termination options are available with or without finger-proof protection. Amphenol Commercial MRD Circular Locking Connectors and Cable Assemblies offer a current rating up to 10A and are designed to with a -55°C to +105°C temperature range.

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Part #

Standard Circular Connector Female Plastic HSG Socket

MRD-AH03-L13-000
Amphenol Commercial Products
1: $5.21
514In Stock

Mfr. Part No.
MRD-AH03-L13-000

Mouser Part No
523-MRD-AH03-L13-000

Amphenol Commercial Products

Standard Circular Connector Female Plastic HSG Socket

Datasheet

514In Stock

$5.21

$4.54

$4.45

Min.: 1
Mult.: 1

Standard Circular Connector Female Metal Housing Pin Contact

MRD-BG04-M17-000
Amphenol Commercial Products
1: $11.50
132In Stock

Mfr. Part No.
MRD-BG04-M17-000

Mouser Part No
523-MRD-BG04-M17-000

Amphenol Commercial Products

Standard Circular Connector Female Metal Housing Pin Contact

Datasheet

132In Stock

$11.50

$10.02

$9.27

Min.: 1
Mult.: 1

Standard Circular Connector Harsh MRD receptacle, plastic, 4 pins

MRDBJ04L13000
Amphenol Commercial Products
1: $11.12
102In Stock

Mfr. Part No.
MRDBJ04L13000

Mouser Part No
523-MRDBJ04L13000

Amphenol Commercial Products

Standard Circular Connector Harsh MRD receptacle, plastic, 4 pins

Datasheet

102In Stock

$11.12

$9.85

$9.71

$8.16

View

Min.: 1
Mult.: 1

Standard Circular Connector MRDAP02M15000

MRDAP02M15000
Amphenol Commercial Products
1: $13.72
526In Stock

Mfr. Part No.
MRDAP02M15000

Mouser Part No
523-MRDAP02M15000

Amphenol Commercial Products

Standard Circular Connector MRDAP02M15000

Datasheet

526In Stock

$13.72

$12.16

$11.69

$11.22

View

Min.: 1
Mult.: 1

Specialised Cables RUGGED MRD A PANEL MOUNT RECPT

MRDAH02L13000
Amphenol Commercial Products
1: $5.91
41In Stock
100Expected 19/03/2026

Mfr. Part No.
MRDAH02L13000

Mouser Part No
523-MRDAH02L13000

Amphenol Commercial Products

Specialised Cables RUGGED MRD A PANEL MOUNT RECPT

Datasheet

41In Stock

100Expected 19/03/2026

$5.91

$5.40

$5.20

$4.95

$4.64

Min.: 1
Mult.: 1

Specialised Cables RUGGED MRD A PANEL MOUNT RECPT

MRDAH04L13000
Amphenol Commercial Products
1: $7.20
79In Stock

Mfr. Part No.
MRDAH04L13000

Mouser Part No
523-MRDAH04L13000

Amphenol Commercial Products

Specialised Cables RUGGED MRD A PANEL MOUNT RECPT

Datasheet

79In Stock

$7.20

$6.39

$6.16

Min.: 1
Mult.: 1

Specialised Cables RUGGED MRD-A CABLE CODING

MRDAP02CAPA00
Amphenol Commercial Products
1: $14.87
15In Stock

Mfr. Part No.
MRDAP02CAPA00

Mouser Part No
523-MRDAP02CAPA00

Amphenol Commercial Products

Specialised Cables RUGGED MRD-A CABLE CODING

Datasheet

15In Stock

$14.87

$13.54

$13.46

$13.10

Min.: 1
Mult.: 1

Specialised Cables RUGGED MRD-A CABLE ASSBLY PLUG

MRDAP02CAPC00
Amphenol Commercial Products
1: $19.37
17In Stock

Mfr. Part No.
MRDAP02CAPC00

Mouser Part No
523-MRDAP02CAPC00

Amphenol Commercial Products

Specialised Cables RUGGED MRD-A CABLE ASSBLY PLUG

Datasheet

17In Stock

$19.37

$18.35

$16.94

Min.: 1
Mult.: 1

Specialised Cables RUGGED MRD-A CABLE ASSBLY PLUG

MRDAP04CAPC00
Amphenol Commercial Products
1: $25.69
19In Stock

Mfr. Part No.
MRDAP04CAPC00

Mouser Part No
523-MRDAP04CAPC00

Amphenol Commercial Products

Specialised Cables RUGGED MRD-A CABLE ASSBLY PLUG

Datasheet

19In Stock

$25.69

$22.90

Min.: 1
Mult.: 1

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

MRDBF02L13000
Amphenol Commercial Products
1: $12.66
76In Stock

Mfr. Part No.
MRDBF02L13000

Mouser Part No
523-MRDBF02L13000

Amphenol Commercial Products

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

Datasheet

76In Stock

$12.66

$11.95

$10.79

Min.: 1
Mult.: 1

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

MRDBF03L13000
Amphenol Commercial Products
1: $13.06
59In Stock

Mfr. Part No.
MRDBF03L13000

Mouser Part No
523-MRDBF03L13000

Amphenol Commercial Products

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

Datasheet

59In Stock

$13.06

$11.70

$11.12

$10.83

$10.61

Min.: 1
Mult.: 1

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

MRDBG02L13000
Amphenol Commercial Products
1: $9.48
25In Stock

Mfr. Part No.
MRDBG02L13000

Mouser Part No
523-MRDBG02L13000

Amphenol Commercial Products

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

Datasheet

25In Stock

$9.48

$9.36

Min.: 1
Mult.: 1

Specialised Cables RUGGED MRD-B CABLE ASSBLY PLUG

MRDBM02CAPA00
Amphenol Commercial Products
1: $24.57
28In Stock

Mfr. Part No.
MRDBM02CAPA00

Mouser Part No
523-MRDBM02CAPA00

Amphenol Commercial Products

Specialised Cables RUGGED MRD-B CABLE ASSBLY PLUG

Datasheet

28In Stock

$24.57

$19.86

$18.04

$17.94

Min.: 1
Mult.: 1

Specialised Cables RUGGED MRD-B CABLE ASSBLY PLUG

MRDBM02CAPC00
Amphenol Commercial Products
1: $27.17
15In Stock

Mfr. Part No.
MRDBM02CAPC00

Mouser Part No
523-MRDBM02CAPC00

Amphenol Commercial Products

Specialised Cables RUGGED MRD-B CABLE ASSBLY PLUG

Datasheet

15In Stock

$27.17

$24.78

Min.: 1
Mult.: 1

Specialised Cables RUGGED MRD-B CABLE ASSBLY PLUG

MRDBM04CAPC00
Amphenol Commercial Products
1: $38.25
16In Stock

Mfr. Part No.
MRDBM04CAPC00

Mouser Part No
523-MRDBM04CAPC00

Amphenol Commercial Products

Specialised Cables RUGGED MRD-B CABLE ASSBLY PLUG

Datasheet

16In Stock

$38.25

$35.12

$34.67

Min.: 1
Mult.: 1

Specialised Cables RUGGED MRD-B CABLE ASSBLY PLUG

MRDBN02CBPC00
Amphenol Commercial Products
1: $41.19
17In Stock

Mfr. Part No.
MRDBN02CBPC00

Mouser Part No
523-MRDBN02CBPC00

Amphenol Commercial Products

Specialised Cables RUGGED MRD-B CABLE ASSBLY PLUG

Datasheet

17In Stock

$41.19

$40.32

$39.34

Min.: 1
Mult.: 1

Standard Circular Connector Male Plastic Housing Socket

MRD-BR03-M16-000
Amphenol Commercial Products
1: $15.33
171In Stock

Mfr. Part No.
MRD-BR03-M16-000

Mouser Part No
523-MRD-BR03-M16-000

Amphenol Commercial Products

Standard Circular Connector Male Plastic Housing Socket

Datasheet

171In Stock

$15.33

$13.28

$12.59

$12.41

View

Min.: 1
Mult.: 1

Specialised Cables RUGGED MRD-B CABLE ASSBLY PLUG

MRDBN02CAPA00
Amphenol Commercial Products
1: $19.10
30In Stock

Mfr. Part No.
MRDBN02CAPA00

Mouser Part No
523-MRDBN02CAPA00

Amphenol Commercial Products

Specialised Cables RUGGED MRD-B CABLE ASSBLY PLUG

Datasheet

30In Stock

$19.10

$18.31

$18.27

Min.: 1
Mult.: 1

Specialised Cables RUGGED MRD-B CABLE ASSBLY PLUG

MRDBN04CAPA00
Amphenol Commercial Products
1: $23.90
15In Stock

Mfr. Part No.
MRDBN04CAPA00

Mouser Part No
523-MRDBN04CAPA00

Amphenol Commercial Products

Specialised Cables RUGGED MRD-B CABLE ASSBLY PLUG

Datasheet

15In Stock

$23.90

$22.80

Min.: 1
Mult.: 1

Standard Circular Connector Female Plastic HSG Socket

MRD-AH03-M15-000
Amphenol Commercial Products
1: $8.01
77In Stock

Mfr. Part No.
MRD-AH03-M15-000

Mouser Part No
523-MRD-AH03-M15-000

Amphenol Commercial Products

Standard Circular Connector Female Plastic HSG Socket

Datasheet

77In Stock

$8.01

$7.51

$6.85

$6.38

View

Min.: 1
Mult.: 1

Standard Circular Connector Male Plastic Housing Pin Contact

MRD-AP03-M15-000
Amphenol Commercial Products
1: $11.57
60In Stock

Mfr. Part No.
MRD-AP03-M15-000

Mouser Part No
523-MRD-AP03-M15-000

Amphenol Commercial Products

Standard Circular Connector Male Plastic Housing Pin Contact

Datasheet

60In Stock

$11.57

$10.63

$9.67

$8.89

$8.57

Min.: 1
Mult.: 1

Standard Circular Connector Female Metal Housing Pin Contact

MRD-BG04-L13-000
Amphenol Commercial Products
1: $12.22
3In Stock
110Expected 10/04/2026

Mfr. Part No.
MRD-BG04-L13-000

Mouser Part No
523-MRD-BG04-L13-000

Amphenol Commercial Products

Standard Circular Connector Female Metal Housing Pin Contact

Datasheet

3In Stock

110Expected 10/04/2026

$12.22

$12.15

$11.58

$10.42

Min.: 1
Mult.: 1

Standard Circular Connector Female Plastic HSG Pin Contact

MRD-BJ03-L13-000
Amphenol Commercial Products
1: $9.50
154In Stock

Mfr. Part No.
MRD-BJ03-L13-000

Mouser Part No
523-MRD-BJ03-L13-000

Amphenol Commercial Products

Standard Circular Connector Female Plastic HSG Pin Contact

Datasheet

154In Stock

$9.50

$8.28

$7.76

$7.39

View

Min.: 1
Mult.: 1

Standard Circular Connector Female Plastic HSG Pin Contact

MRD-BJ03-M16-000
Amphenol Commercial Products
1: $8.88
41In Stock

Mfr. Part No.
MRD-BJ03-M16-000

Mouser Part No
523-MRD-BJ03-M16-000

Amphenol Commercial Products

Standard Circular Connector Female Plastic HSG Pin Contact

Datasheet

41In Stock

$8.88

$8.42

$7.66

$7.42

View

Min.: 1
Mult.: 1

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

MRDBF04L13000
Amphenol Commercial Products
1: $13.08
3In Stock

Mfr. Part No.
MRDBF04L13000

Mouser Part No
523-MRDBF04L13000

Amphenol Commercial Products

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

Datasheet

3In Stock

$13.08

$11.67

$11.14

Min.: 1
Mult.: 1