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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 Male Plastic Housing Socket

MRD-BR03-M16-000
Amphenol Commercial Products
1: $18.59
144In 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

144In Stock

$18.59

$17.19

$15.83

$15.10

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Min.: 1
Mult.: 1

Standard Circular Connector Female Plastic HSG Socket

MRD-AH03-L13-000
Amphenol Commercial Products
1: $9.85
484In 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

484In Stock

$9.85

$9.26

$8.58

$8.23

View

Min.: 1
Mult.: 1

Standard Circular Connector Female Metal Housing Pin Contact

MRD-BG04-M17-000
Amphenol Commercial Products
1: $16.52
128In 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

128In Stock

$16.52

$16.51

$13.63

$13.60

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Min.: 1
Mult.: 1

Standard Circular Connector Female Plastic HSG Pin Contact

MRD-BJ03-L13-000
Amphenol Commercial Products
1: $12.29
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

$12.29

$11.44

$10.57

$9.62

View

Min.: 1
Mult.: 1

Standard Circular Connector MRDAP02M15000

MRDAP02M15000
Amphenol Commercial Products
1: $18.66
486In Stock

Mfr. Part No.
MRDAP02M15000

Mouser Part No
523-MRDAP02M15000

Amphenol Commercial Products

Standard Circular Connector MRDAP02M15000

Datasheet

486In Stock

$18.66

$16.54

$15.90

$15.26

View

Min.: 1
Mult.: 1

Standard Circular Connector Female Plastic HSG Socket

MRD-AH03-M15-000
Amphenol Commercial Products
1: $11.91
71In 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

71In Stock

$11.91

$10.42

$9.93

$8.85

View

Min.: 1
Mult.: 1

Standard Circular Connector Male Plastic Housing Pin Contact

MRD-AP03-M15-000
Amphenol Commercial Products
1: $15.49
34In 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

34In Stock

$15.49

$13.93

$12.95

$11.66

Min.: 1
Mult.: 1

Standard Circular Connector Female Metal Housing Pin Contact

MRD-BG04-L13-000
Amphenol Commercial Products
1: $17.67
108In Stock

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

108In Stock

$17.67

$15.79

$15.78

$14.95

$14.17

Min.: 1
Mult.: 1

Standard Circular Connector Female Plastic HSG Pin Contact

MRD-BJ03-M16-000
Amphenol Commercial Products
1: $12.97
31In 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

31In Stock

$12.97

$12.00

$11.06

$10.70

View

Min.: 1
Mult.: 1

Specialised Cables RUGGED MRD A PANEL MOUNT RECPT

MRDAH02L13000
Amphenol Commercial Products
1: $10.10
99In Stock
100Expected 6/8/2026

Mfr. Part No.
MRDAH02L13000

Mouser Part No
523-MRDAH02L13000

Amphenol Commercial Products

Specialised Cables RUGGED MRD A PANEL MOUNT RECPT

Datasheet

99In Stock

100Expected 6/8/2026

$10.10

$8.58

$7.75

$7.34

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Min.: 1
Mult.: 1

Specialised Cables RUGGED MRD A PANEL MOUNT RECPT

MRDAH04L13000
Amphenol Commercial Products
1: $10.91
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

$10.91

$10.09

$9.36

$9.25

View

Min.: 1
Mult.: 1

Specialised Cables RUGGED MRD-A CABLE ASSBLY PLUG

MRDAP02CAPC00
Amphenol Commercial Products
1: $26.85
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

$26.85

$25.35

$23.04

Min.: 1
Mult.: 1

Specialised Cables RUGGED MRD-A CABLE ASSBLY PLUG

MRDAP04CAPC00
Amphenol Commercial Products
1: $35.52
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

$35.52

$31.24

$31.14

Min.: 1
Mult.: 1

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

MRDBF02L13000
Amphenol Commercial Products
1: $19.67
35In Stock

Mfr. Part No.
MRDBF02L13000

Mouser Part No
523-MRDBF02L13000

Amphenol Commercial Products

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

Datasheet

35In Stock

$19.67

$17.75

$16.73

$16.25

$14.67

Min.: 1
Mult.: 1

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

MRDBF03L13000
Amphenol Commercial Products
1: $19.12
56In Stock

Mfr. Part No.
MRDBF03L13000

Mouser Part No
523-MRDBF03L13000

Amphenol Commercial Products

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

Datasheet

56In Stock

$19.12

$17.16

$16.32

$15.69

View

Min.: 1
Mult.: 1

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

MRDBG02L13000
Amphenol Commercial Products
1: $15.25
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

$15.25

$13.98

$13.55

$13.18

$12.73

Min.: 1
Mult.: 1

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

MRDBG03L13000
Amphenol Commercial Products
1: $15.78
8In Stock

Mfr. Part No.
MRDBG03L13000

Mouser Part No
523-MRDBG03L13000

Amphenol Commercial Products

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

Datasheet

8In Stock

$15.78

$14.89

$14.33

$13.94

$13.86

Min.: 1
Mult.: 1

Specialised Cables RUGGED MRD-B CABLE ASSBLY PLUG

MRDBM02CAPC00
Amphenol Commercial Products
1: $38.91
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

$38.91

$35.55

$34.00

$33.70

Min.: 1
Mult.: 1

Specialised Cables RUGGED MRD-B CABLE ASSBLY PLUG

MRDBM03CAPA00
Amphenol Commercial Products
1: $33.42
1In Stock

Mfr. Part No.
MRDBM03CAPA00

Mouser Part No
523-MRDBM03CAPA00

Amphenol Commercial Products

Specialised Cables RUGGED MRD-B CABLE ASSBLY PLUG

Datasheet

1In Stock

$33.42

$29.68

$29.65

$28.22

View

Min.: 1
Mult.: 1

Specialised Cables RUGGED MRD-B CABLE ASSBLY PLUG

MRDBM04CAPC00
Amphenol Commercial Products
1: $52.24
11In Stock

Mfr. Part No.
MRDBM04CAPC00

Mouser Part No
523-MRDBM04CAPC00

Amphenol Commercial Products

Specialised Cables RUGGED MRD-B CABLE ASSBLY PLUG

Datasheet

11In Stock

$52.24

$47.15

Min.: 1
Mult.: 1

Specialised Cables RUGGED MRD-B CABLE ASSBLY PLUG

MRDBN02CAPA00
Amphenol Commercial Products
1: $28.71
2In Stock

Mfr. Part No.
MRDBN02CAPA00

Mouser Part No
523-MRDBN02CAPA00

Amphenol Commercial Products

Specialised Cables RUGGED MRD-B CABLE ASSBLY PLUG

Datasheet

2In Stock

$28.71

$25.36

$25.34

$24.85

Min.: 1
Mult.: 1

Specialised Cables RUGGED MRD-B CABLE ASSBLY PLUG

MRDBN02CBPC00
Amphenol Commercial Products
1: $56.49
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

$56.49

$56.20

$53.50

Min.: 1
Mult.: 1

Standard Circular Connector HRD CIR CONN METAL HOUSING

MRD-BN04-M17-000
Amphenol Commercial Products
1: $22.59
196In Stock

Mfr. Part No.
MRD-BN04-M17-000

Mouser Part No
523-MRDBN04M17000

Amphenol Commercial Products

Standard Circular Connector HRD CIR CONN METAL HOUSING

Datasheet

196In Stock

$22.59

$19.95

$18.84

$17.52

Min.: 1
Mult.: 1

Specialised Cables RUGGED MRD-B CABLE ASSBLY PLUG

MRDBN04CAPA00
Amphenol Commercial Products
1: $36.49
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

$36.49

$33.22

$31.01

Min.: 1
Mult.: 1

Standard Circular Connector Harsh MRD plug, plastic, 4 sockets, 7-9mm cable

MRDBR04M16000
Amphenol Commercial Products
1: $23.75
117In Stock

Mfr. Part No.
MRDBR04M16000

Mouser Part No
523-MRDBR04M16000

Amphenol Commercial Products

Standard Circular Connector Harsh MRD plug, plastic, 4 sockets, 7-9mm cable

Datasheet

117In Stock

$23.75

$20.56

$19.50

$19.22

View

Min.: 1
Mult.: 1