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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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (JPY) Filter the results in the table by unit price based on your quantity.	Qty.
Standard Circular Connector Female Plastic HSG Socket MRD-AH03-L13-000 Amphenol Commercial Products 1: ¥1,205.9 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 Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	484In Stock	¥1,205.9 ¥1,141.1 ¥1,041.4 ¥1,016.5 View ¥860.4 ¥808.9 Quote	Min.: 1 Mult.: 1
Standard Circular Connector MRDAP02M15000 MRDAP02M15000 Amphenol Commercial Products 1: ¥2,278.9 481In Stock	Mfr. Part # MRDAP02M15000 Mouser Part # 523-MRDAP02M15000	Amphenol Commercial Products	Standard Circular Connector MRDAP02M15000 Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	481In Stock	¥2,278.9 ¥2,019.8 ¥1,941.7 ¥1,543.1 ¥1,518.2	Min.: 1 Mult.: 1
Specialized Cables RUGGED MRD A PANEL MOUNT RECPT MRDAH02L13000 Amphenol Commercial Products 1: ¥1,234.1 193In Stock	Mfr. Part # MRDAH02L13000 Mouser Part # 523-MRDAH02L13000	Amphenol Commercial Products	Specialized Cables RUGGED MRD A PANEL MOUNT RECPT Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	193In Stock	¥1,234.1 ¥1,048.1 ¥983.3 ¥936.8 View ¥892 ¥770.7	Min.: 1 Mult.: 1
Standard Circular Connector Female Metal Housing Pin Contact MRD-BG04-L13-000 Amphenol Commercial Products 1: ¥2,084.6 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 Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	108In Stock	¥2,084.6 ¥1,895.2 ¥1,793.9 ¥1,727.4 View ¥1,573 ¥1,538.1 ¥1,513.2 ¥1,491.6 Quote	Min.: 1 Mult.: 1
Standard Circular Connector Harsh MRD receptacle, plastic, 4 pins Amphenol Commercial Products MRDBJ04L13000 MRDBJ04L13000 Amphenol Commercial Products 1: ¥1,847 102In Stock	Mfr. Part # MRDBJ04L13000 Mouser Part # 523-MRDBJ04L13000	Amphenol Commercial Products	Standard Circular Connector Harsh MRD receptacle, plastic, 4 pins Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	102In Stock	¥1,847 ¥1,636.1 ¥1,573 ¥1,250.7 View ¥1,214.2 ¥1,204.2 Quote	Min.: 1 Mult.: 1
Standard Circular Connector HRD CIR CONN METAL HOUSING MRD-BN04-M17-000 Amphenol Commercial Products 1: ¥3,111.1 163In Stock	Mfr. Part # MRD-BN04-M17-000 Mouser Part # 523-MRDBN04M17000	Amphenol Commercial Products	Standard Circular Connector HRD CIR CONN METAL HOUSING Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	163In Stock	¥3,111.1 ¥2,642.7 ¥2,476.6 ¥2,348.7 View ¥2,280.6 ¥2,139.4	Min.: 1 Mult.: 1
Standard Circular Connector Female Plastic HSG Socket MRD-AH03-M15-000 Amphenol Commercial Products 1: ¥1,945 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 Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	71In Stock	¥1,945 ¥1,943.4 ¥1,416.8 ¥1,353.7 View ¥1,312.2 ¥1,257.4 ¥1,139.4 ¥1,083 Quote	Min.: 1 Mult.: 1
Standard Circular Connector Male Plastic Housing Pin Contact MRD-AP03-M15-000 Amphenol Commercial Products 1: ¥2,119.4 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 Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	34In Stock	¥2,119.4 ¥1,800.5 ¥1,606.2 ¥1,529.8 ¥1,423.5	Min.: 1 Mult.: 1
Standard Circular Connector Female Metal Housing Pin Contact MRD-BG04-M17-000 Amphenol Commercial Products 1: ¥2,582.9 78In 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 Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	78In Stock	¥2,582.9 ¥2,194.2 ¥2,056.3 ¥1,958.3 View ¥1,865.3 ¥1,767.3	Min.: 1 Mult.: 1
Standard Circular Connector Female Plastic HSG Pin Contact MRD-BJ03-L13-000 Amphenol Commercial Products 1: ¥1,641.1 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 Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	109In Stock	¥1,641.1 ¥1,403.5 ¥1,315.5 ¥1,252.4 View ¥1,192.6 ¥1,117.9 ¥1,084.6	Min.: 1 Mult.: 1
Standard Circular Connector Male Plastic Housing Socket MRD-BR03-M16-000 Amphenol Commercial Products 1: ¥2,514.8 66In Stock	Mfr. Part # MRD-BR03-M16-000 Mouser Part # 523-MRD-BR03-M16-000	Amphenol Commercial Products	Standard Circular Connector Male Plastic Housing Socket Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	66In Stock	¥2,514.8 ¥2,137.7 ¥2,003.2 ¥1,906.8 ¥1,715.8	Min.: 1 Mult.: 1
Specialized Cables RUGGED MRD A PANEL MOUNT RECPT MRDAH04L13000 Amphenol Commercial Products 1: ¥1,395.2 79In Stock	Mfr. Part # MRDAH04L13000 Mouser Part # 523-MRDAH04L13000	Amphenol Commercial Products	Specialized Cables RUGGED MRD A PANEL MOUNT RECPT Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	79In Stock	¥1,395.2 ¥1,318.8 ¥1,214.2 ¥1,089.6 View ¥1,024.8 ¥1,023.2	Min.: 1 Mult.: 1
Specialized Cables RUGGED MRD-A CABLE ASSBLY PLUG MRDAP02CAPC00 Amphenol Commercial Products 1: ¥3,501.4 17In Stock	Mfr. Part # MRDAP02CAPC00 Mouser Part # 523-MRDAP02CAPC00	Amphenol Commercial Products	Specialized Cables RUGGED MRD-A CABLE ASSBLY PLUG Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	17In Stock	¥3,501.4 ¥3,232.3 ¥2,822 ¥2,813.7	Min.: 1 Mult.: 1
Specialized Cables RUGGED MRD-A CABLE ASSBLY PLUG MRDAP04CAPC00 Amphenol Commercial Products 1: ¥5,260.4 19In Stock	Mfr. Part # MRDAP04CAPC00 Mouser Part # 523-MRDAP04CAPC00	Amphenol Commercial Products	Specialized Cables RUGGED MRD-A CABLE ASSBLY PLUG Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	19In Stock	¥5,260.4 ¥4,257.1 ¥3,803.7	Min.: 1 Mult.: 1
Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT MRDBF02L13000 Amphenol Commercial Products 1: ¥2,416.8 35In Stock	Mfr. Part # MRDBF02L13000 Mouser Part # 523-MRDBF02L13000	Amphenol Commercial Products	Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	35In Stock	¥2,416.8 ¥2,141 ¥2,033.1 ¥1,984.9 ¥1,792.2	Min.: 1 Mult.: 1
Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT MRDBF03L13000 Amphenol Commercial Products 1: ¥2,335.4 56In Stock	Mfr. Part # MRDBF03L13000 Mouser Part # 523-MRDBF03L13000	Amphenol Commercial Products	Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	56In Stock	¥2,335.4 ¥2,096.2 ¥1,993.2 ¥1,916.8 View ¥1,820.5 ¥1,762.3	Min.: 1 Mult.: 1
Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT MRDBG02L13000 Amphenol Commercial Products 1: ¥1,881.9 23In Stock	Mfr. Part # MRDBG02L13000 Mouser Part # 523-MRDBG02L13000	Amphenol Commercial Products	Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	23In Stock	¥1,881.9 ¥1,724.1 ¥1,644.4 ¥1,627.8 ¥1,554.7	Min.: 1 Mult.: 1
Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT MRDBG03L13000 Amphenol Commercial Products 1: ¥1,926.8 6In Stock	Mfr. Part # MRDBG03L13000 Mouser Part # 523-MRDBG03L13000	Amphenol Commercial Products	Standard Circular Connector RUGGED MRD B PANEL MOUNT RECPT Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	6In Stock	¥1,926.8 ¥1,818.8 ¥1,750.7 ¥1,702.5 ¥1,692.6	Min.: 1 Mult.: 1
Specialized Cables RUGGED MRD-B CABLE ASSBLY PLUG MRDBM02CAPC00 Amphenol Commercial Products 1: ¥4,923.2 15In Stock	Mfr. Part # MRDBM02CAPC00 Mouser Part # 523-MRDBM02CAPC00	Amphenol Commercial Products	Specialized Cables RUGGED MRD-B CABLE ASSBLY PLUG Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	15In Stock	¥4,923.2 ¥4,576.1 ¥4,116	Min.: 1 Mult.: 1
Specialized Cables RUGGED MRD-B CABLE ASSBLY PLUG MRDBM03CAPA00 Amphenol Commercial Products 1: ¥4,285.4 1In Stock	Mfr. Part # MRDBM03CAPA00 Mouser Part # 523-MRDBM03CAPA00	Amphenol Commercial Products	Specialized Cables RUGGED MRD-B CABLE ASSBLY PLUG Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	1In Stock	¥4,285.4 ¥4,150.8 ¥3,557.9 ¥3,433.3	Min.: 1 Mult.: 1
Specialized Cables RUGGED MRD-B CABLE ASSBLY PLUG MRDBN02CAPA00 Amphenol Commercial Products 1: ¥4,071.1 2In Stock	Mfr. Part # MRDBN02CAPA00 Mouser Part # 523-MRDBN02CAPA00	Amphenol Commercial Products	Specialized Cables RUGGED MRD-B CABLE ASSBLY PLUG Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	2In Stock	¥4,071.1 ¥3,632.6 ¥3,257.2 ¥3,182.5 View ¥3,141 ¥3,034.6	Min.: 1 Mult.: 1
Specialized Cables RUGGED MRD-B CABLE ASSBLY PLUG MRDBN02CBPC00 Amphenol Commercial Products 1: ¥7,527.7 17In Stock	Mfr. Part # MRDBN02CBPC00 Mouser Part # 523-MRDBN02CBPC00	Amphenol Commercial Products	Specialized Cables RUGGED MRD-B CABLE ASSBLY PLUG Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	17In Stock	¥7,527.7 ¥6,620.7 ¥6,534.4	Min.: 1 Mult.: 1
Specialized Cables RUGGED MRD-B CABLE ASSBLY PLUG MRDBN04CAPA00 Amphenol Commercial Products 1: ¥4,537.9 15In Stock	Mfr. Part # MRDBN04CAPA00 Mouser Part # 523-MRDBN04CAPA00	Amphenol Commercial Products	Specialized Cables RUGGED MRD-B CABLE ASSBLY PLUG Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	15In Stock	¥4,537.9 ¥4,366.8 ¥3,787.1	Min.: 1 Mult.: 1
Standard Circular Connector Harsh MRD plug, plastic, 4 sockets, 7-9mm cable MRDBR04M16000 Amphenol Commercial Products 1: ¥2,900.1 117In Stock	Mfr. Part # MRDBR04M16000 Mouser Part # 523-MRDBR04M16000	Amphenol Commercial Products	Standard Circular Connector Harsh MRD plug, plastic, 4 sockets, 7-9mm cable Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	117In Stock	¥2,900.1 ¥2,511.4 ¥2,381.9 ¥2,347 View ¥2,149.3 ¥1,998.2 ¥1,979.9 ¥1,953.3	Min.: 1 Mult.: 1
Standard Circular Connector HARSH MRD Connector, IP67,8pin, Female Plastic Housing, Socket Contact MRDAH08L13000 Amphenol Commercial Products 1: ¥1,923.4 135Expected 11/26/2026	Mfr. Part # MRDAH08L13000 Mouser Part # 523-MRDAH08L13000	Amphenol Commercial Products	Standard Circular Connector HARSH MRD Connector, IP67,8pin, Female Plastic Housing, Socket Contact Learn More about Amphenol Commercial Products amphenol mrd circular connectors	Datasheet	135Expected 11/26/2026	¥1,923.4 ¥1,757.3 ¥1,647.7 ¥1,568 View ¥1,493.2 ¥1,400.2 ¥1,385.3	Min.: 1 Mult.: 1

Circular Locking Connectors & Cable Assemblies

All Results (65)

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