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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
484In Stock

Mfr. Part #
MRD-AH03-L13-000

Mouser Part #
523-MRD-AH03-L13-000

Amphenol Commercial Products

Standard Circular Connector Female Plastic HSG Socket

Datasheet

484In Stock

$5.21

$4.54

Min.: 1
Mult.: 1

Standard Circular Connector MRDAP02M15000

MRDAP02M15000
Amphenol Commercial Products
1: $13.72
481In Stock

Mfr. Part #
MRDAP02M15000

Mouser Part #
523-MRDAP02M15000

Amphenol Commercial Products

Standard Circular Connector MRDAP02M15000

Datasheet

481In Stock

$13.72

$12.16

$11.69

$8.65

$8.57

Min.: 1
Mult.: 1

Standard Circular Connector Female Metal Housing Pin Contact

MRD-BG04-L13-000
Amphenol Commercial Products
1: $9.40
108In Stock

Mfr. Part #
MRD-BG04-L13-000

Mouser Part #
523-MRD-BG04-L13-000

Amphenol Commercial Products

Standard Circular Connector Female Metal Housing Pin Contact

Datasheet

108In Stock

$9.40

$8.93

$8.75

Min.: 1
Mult.: 1

Standard Circular Connector Female Metal Housing Pin Contact

MRD-BG04-M17-000
Amphenol Commercial Products
1: $11.50
128In Stock

Mfr. Part #
MRD-BG04-M17-000

Mouser Part #
523-MRD-BG04-M17-000

Amphenol Commercial Products

Standard Circular Connector Female Metal Housing Pin Contact

Datasheet

128In Stock

$11.50

$11.32

$11.31

$9.84

View

Min.: 1
Mult.: 1

Standard Circular Connector Harsh MRD receptacle, plastic, 4 pins

MRDBJ04L13000
Amphenol Commercial Products
1: $13.98
102In Stock

Mfr. Part #
MRDBJ04L13000

Mouser Part #
523-MRDBJ04L13000

Amphenol Commercial Products

Standard Circular Connector Harsh MRD receptacle, plastic, 4 pins

Datasheet

102In Stock

$13.98

$13.97

$10.01

$7.01

$6.97

Min.: 1
Mult.: 1

Standard Circular Connector HRD CIR CONN METAL HOUSING

MRD-BN04-M17-000
Amphenol Commercial Products
1: $18.73
196In Stock

Mfr. Part #
MRD-BN04-M17-000

Mouser Part #
523-MRDBN04M17000

Amphenol Commercial Products

Standard Circular Connector HRD CIR CONN METAL HOUSING

Datasheet

196In Stock

$18.73

$15.91

$14.91

$14.14

View

Min.: 1
Mult.: 1

Standard Circular Connector Female Plastic HSG Socket

MRD-AH03-M15-000
Amphenol Commercial Products
1: $8.85
71In Stock

Mfr. Part #
MRD-AH03-M15-000

Mouser Part #
523-MRD-AH03-M15-000

Amphenol Commercial Products

Standard Circular Connector Female Plastic HSG Socket

Datasheet

71In Stock

$8.85

$7.66

$7.38

$6.51

View

Min.: 1
Mult.: 1

Standard Circular Connector Male Plastic Housing Pin Contact

MRD-AP03-M15-000
Amphenol Commercial Products
1: $12.76
34In Stock

Mfr. Part #
MRD-AP03-M15-000

Mouser Part #
523-MRD-AP03-M15-000

Amphenol Commercial Products

Standard Circular Connector Male Plastic Housing Pin Contact

Datasheet

34In Stock

$12.76

$10.84

$10.16

$9.67

View

Min.: 1
Mult.: 1

Standard Circular Connector Female Plastic HSG Pin Contact

MRD-BJ03-L13-000
Amphenol Commercial Products
1: $9.88
109In Stock

Mfr. Part #
MRD-BJ03-L13-000

Mouser Part #
523-MRD-BJ03-L13-000

Amphenol Commercial Products

Standard Circular Connector Female Plastic HSG Pin Contact

Datasheet

109In Stock

$9.88

$8.45

$7.92

$7.54

View

Min.: 1
Mult.: 1

Standard Circular Connector Female Plastic HSG Pin Contact

MRD-BJ03-M16-000
Amphenol Commercial Products
1: $9.54
31In Stock

Mfr. Part #
MRD-BJ03-M16-000

Mouser Part #
523-MRD-BJ03-M16-000

Amphenol Commercial Products

Standard Circular Connector Female Plastic HSG Pin Contact

Datasheet

31In Stock

$9.54

$8.82

$8.13

$7.87

View

Min.: 1
Mult.: 1

Standard Circular Connector Male Plastic Housing Socket

MRD-BR03-M16-000
Amphenol Commercial Products
1: $15.14
104In Stock

Mfr. Part #
MRD-BR03-M16-000

Mouser Part #
523-MRD-BR03-M16-000

Amphenol Commercial Products

Standard Circular Connector Male Plastic Housing Socket

Datasheet

104In Stock

$15.14

$12.87

$12.06

$11.48

$10.33

Min.: 1
Mult.: 1

Specialized Cables RUGGED MRD A PANEL MOUNT RECPT

MRDAH02L13000
Amphenol Commercial Products
1: $7.43
99In Stock
100Expected 9/28/2026

Mfr. Part #
MRDAH02L13000

Mouser Part #
523-MRDAH02L13000

Amphenol Commercial Products

Specialized Cables RUGGED MRD A PANEL MOUNT RECPT

Datasheet

99In Stock

100Expected 9/28/2026

$7.43

$6.31

$5.92

$5.64

View

Min.: 1
Mult.: 1

Specialized Cables RUGGED MRD A PANEL MOUNT RECPT

MRDAH04L13000
Amphenol Commercial Products
1: $8.02
79In Stock

Mfr. Part #
MRDAH04L13000

Mouser Part #
523-MRDAH04L13000

Amphenol Commercial Products

Specialized Cables RUGGED MRD A PANEL MOUNT RECPT

Datasheet

79In Stock

$8.02

$7.42

$6.88

$6.80

View

Min.: 1
Mult.: 1

Specialized Cables RUGGED MRD-A CABLE ASSBLY PLUG

MRDAP02CAPC00
Amphenol Commercial Products
1: $20.90
17In Stock

Mfr. Part #
MRDAP02CAPC00

Mouser Part #
523-MRDAP02CAPC00

Amphenol Commercial Products

Specialized Cables RUGGED MRD-A CABLE ASSBLY PLUG

Datasheet

17In Stock

$20.90

$19.46

$16.94

Min.: 1
Mult.: 1

Specialized Cables RUGGED MRD-A CABLE ASSBLY PLUG

MRDAP04CAPC00
Amphenol Commercial Products
1: $26.12
19In Stock

Mfr. Part #
MRDAP04CAPC00

Mouser Part #
523-MRDAP04CAPC00

Amphenol Commercial Products

Specialized Cables RUGGED MRD-A CABLE ASSBLY PLUG

Datasheet

19In Stock

$26.12

$22.97

$22.90

Min.: 1
Mult.: 1

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

MRDBF02L13000
Amphenol Commercial Products
1: $14.46
35In Stock

Mfr. Part #
MRDBF02L13000

Mouser Part #
523-MRDBF02L13000

Amphenol Commercial Products

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

Datasheet

35In Stock

$14.46

$13.05

$12.30

$11.95

$10.79

Min.: 1
Mult.: 1

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

MRDBF03L13000
Amphenol Commercial Products
1: $14.06
56In Stock

Mfr. Part #
MRDBF03L13000

Mouser Part #
523-MRDBF03L13000

Amphenol Commercial Products

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

Datasheet

56In Stock

$14.06

$12.62

$12.00

$11.54

View

Min.: 1
Mult.: 1

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

MRDBG02L13000
Amphenol Commercial Products
1: $11.04
25In Stock

Mfr. Part #
MRDBG02L13000

Mouser Part #
523-MRDBG02L13000

Amphenol Commercial Products

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

Datasheet

25In Stock

$11.04

$10.18

$9.72

$9.66

$9.36

Min.: 1
Mult.: 1

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

MRDBG03L13000
Amphenol Commercial Products
1: $11.60
6In Stock

Mfr. Part #
MRDBG03L13000

Mouser Part #
523-MRDBG03L13000

Amphenol Commercial Products

Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT

Datasheet

6In Stock

$11.60

$10.95

$10.54

$10.25

$10.19

Min.: 1
Mult.: 1

Specialized Cables RUGGED MRD-B CABLE ASSBLY PLUG

MRDBM02CAPC00
Amphenol Commercial Products
1: $28.61
15In Stock

Mfr. Part #
MRDBM02CAPC00

Mouser Part #
523-MRDBM02CAPC00

Amphenol Commercial Products

Specialized Cables RUGGED MRD-B CABLE ASSBLY PLUG

Datasheet

15In Stock

$28.61

$26.14

$25.00

$24.78

Min.: 1
Mult.: 1

Specialized Cables RUGGED MRD-B CABLE ASSBLY PLUG

MRDBM03CAPA00
Amphenol Commercial Products
1: $24.57
1In Stock

Mfr. Part #
MRDBM03CAPA00

Mouser Part #
523-MRDBM03CAPA00

Amphenol Commercial Products

Specialized Cables RUGGED MRD-B CABLE ASSBLY PLUG

Datasheet

1In Stock

$24.57

$21.82

$21.80

$20.75

View

Min.: 1
Mult.: 1

Specialized Cables RUGGED MRD-B CABLE ASSBLY PLUG

MRDBM04CAPC00
Amphenol Commercial Products
1: $38.41
6In Stock

Mfr. Part #
MRDBM04CAPC00

Mouser Part #
523-MRDBM04CAPC00

Amphenol Commercial Products

Specialized Cables RUGGED MRD-B CABLE ASSBLY PLUG

Datasheet

6In Stock

$38.41

$34.67

Min.: 1
Mult.: 1

Specialized Cables RUGGED MRD-B CABLE ASSBLY PLUG

MRDBN02CAPA00
Amphenol Commercial Products
1: $21.11
2In Stock

Mfr. Part #
MRDBN02CAPA00

Mouser Part #
523-MRDBN02CAPA00

Amphenol Commercial Products

Specialized Cables RUGGED MRD-B CABLE ASSBLY PLUG

Datasheet

2In Stock

$21.11

$18.65

$18.63

$18.27

Min.: 1
Mult.: 1

Specialized Cables RUGGED MRD-B CABLE ASSBLY PLUG

MRDBN02CBPC00
Amphenol Commercial Products
1: $44.06
17In Stock

Mfr. Part #
MRDBN02CBPC00

Mouser Part #
523-MRDBN02CBPC00

Amphenol Commercial Products

Specialized Cables RUGGED MRD-B CABLE ASSBLY PLUG

Datasheet

17In Stock

$44.06

$39.34

Min.: 1
Mult.: 1

Specialized Cables RUGGED MRD-B CABLE ASSBLY PLUG

MRDBN04CAPA00
Amphenol Commercial Products
1: $27.00
15In Stock

Mfr. Part #
MRDBN04CAPA00

Mouser Part #
523-MRDBN04CAPA00

Amphenol Commercial Products

Specialized Cables RUGGED MRD-B CABLE ASSBLY PLUG

Datasheet

15In Stock

$27.00

$24.44

$22.80

Min.: 1
Mult.: 1