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AT Series™ Connectors

Amphenol Sine Systems AT Series™ connectors are a high-performance, thermoplastic, cost-effective solution with superior environmental seals and seal retention capabilities with IP68 and IP69K ratings (in mated condition). The connector design incorporates an integrated latching system with over-sized detents that ensure a definitive electrical and mechanical connection. All AT Series connectors offer a wide range of end caps and strain relief options and have been developed to be comparable with all other existing standard products industry-wide. The connectors are available in BoardLock™, HYPERBUSS™, LED, PanelMate™, and StructurePlus™ options.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.
Automotive Connectors Seal Cap for AT Series 3 Position Receptacles, Black AT3P-RSC-BLK Amphenol SINE Systems 1: $1.39 1,929In Stock New Product	Mfr. Part # AT3P-RSC-BLK Mouser Part # 654-AT3P-RSC-BLK New Product	Amphenol SINE Systems	Automotive Connectors Seal Cap for AT Series 3 Position Receptacles, Black Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	1,929In Stock	$1.39 $1.22 $1.16 $1.09 View $0.979 $0.902 $0.809 $0.689	Min.: 1 Mult.: 1
Automotive Connectors Seal Cap for AT Series 6 Position Receptacles, Black AT6P-RSC-BLK Amphenol SINE Systems 1: $1.45 758In Stock 4,800On Order New Product	Mfr. Part # AT6P-RSC-BLK Mouser Part # 654-AT6P-RSC-BLK New Product	Amphenol SINE Systems	Automotive Connectors Seal Cap for AT Series 6 Position Receptacles, Black Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	758In Stock 4,800On Order On Order Ship Dates Mfr. #: AT6P-RSC-BLK Stock: 758 Can Ship Immediately On Order: 3,200 Expected 1/19/2027 1,600 Expected 1/26/2027 Factory Lead-Time: 14 Weeks	$1.45 $1.26 $1.21 $1.13 View $1.02 $0.937 $0.753 $0.717	Min.: 1 Mult.: 1
Automotive Connectors STAMPED FEM CONTACT 18-20 AWG, AU PLATE AT62-16-0644 Amphenol SINE Systems 1: $0.87 235,419In Stock	Mfr. Part # AT62-16-0644 Mouser Part # 654-AT62-16-0644	Amphenol SINE Systems	Automotive Connectors STAMPED FEM CONTACT 18-20 AWG, AU PLATE Learn More about Amphenol SINE Systems amphenol sine aseries contacts	Datasheet	235,419In Stock	Cut Tape $0.87 $0.559 $0.453 Reel $0.453	Min.: 1 Mult.: 1 : 16,000
Automotive Connectors 4 POSITION BACKSHELL ATBS-235-0405 Amphenol SINE Systems 1: $1.68 1,065In Stock	Mfr. Part # ATBS-235-0405 Mouser Part # 654-ATBS-235-0405	Amphenol SINE Systems	Automotive Connectors 4 POSITION BACKSHELL Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	1,065In Stock	$1.68 $1.43 $1.28 $1.22 View $1.10 $1.03 $0.966 $0.948 $0.932	Min.: 1 Mult.: 1
Automotive Connectors 6 Pin Recept. BLK AT04-6P-BLK Amphenol SINE Systems 1: $1.43 4,756In Stock	Mfr. Part # AT04-6P-BLK Mouser Part # 654-AT04-6P-BLK	Amphenol SINE Systems	Automotive Connectors 6 Pin Recept. BLK Learn More about Amphenol SINE Systems amphenolsine aseries	Datasheet	4,756In Stock	$1.43 $1.28 $1.18 $1.14 View $1.11 $1.04 $0.998 $0.994 $0.992	Min.: 1 Mult.: 1
Automotive Connectors 12P PLUG W/ SEAL KEY POSITION D AT06-12SD-RD01 Amphenol SINE Systems 1: $4.22 1,231In Stock	Mfr. Part # AT06-12SD-RD01 Mouser Part # 654-AT06-12SD-RD01	Amphenol SINE Systems	Automotive Connectors 12P PLUG W/ SEAL KEY POSITION D Learn More about Amphenol SINE Systems amphenolsine aseries	Datasheet	1,231In Stock	$4.22 $3.78 $3.60 $3.47 View $3.34 $2.99 $2.98 $2.79	Min.: 1 Mult.: 1
Automotive Connectors 18 Position Receptac Cap, Keyed D, Black AT16-18PD-SR02 Amphenol SINE Systems 1: $6.07 301In Stock	Mfr. Part # AT16-18PD-SR02 Mouser Part # 654-AT16-18PD-SR02	Amphenol SINE Systems	Automotive Connectors 18 Position Receptac Cap, Keyed D, Black Learn More about Amphenol SINE Systems amphenol at series 18 position connectors	Datasheet	301In Stock	$6.07 $5.39 $5.12 $5.09 View $5.08 $4.80 $4.79 $4.77	Min.: 1 Mult.: 1
Automotive Connectors AT Rec Enhanced A 12 Way Red. Dia End Cap AT04-12PA-MM01 Amphenol SINE Systems 1: $3.44 1,922In Stock	Mfr. Part # AT04-12PA-MM01 Mouser Part # 654-AT04-12PA-MM01	Amphenol SINE Systems	Automotive Connectors AT Rec Enhanced A 12 Way Red. Dia End Cap Learn More about Amphenol SINE Systems amphenolsine aseries	Datasheet	1,922In Stock	$3.44 $2.90 $2.62 $2.60 View $2.21 $1.89 $1.84	Min.: 1 Mult.: 1
Automotive Connectors 12P RECEP W/ SEAL KEY POSITION D AT04-12PD-RD01 Amphenol SINE Systems 1: $5.40 657In Stock	Mfr. Part # AT04-12PD-RD01 Mouser Part # 654-AT04-12PD-RD01	Amphenol SINE Systems	Automotive Connectors 12P RECEP W/ SEAL KEY POSITION D Learn More about Amphenol SINE Systems amphenolsine aseries	Datasheet	657In Stock	$5.40 $4.59 $4.31 $4.10 View $3.66 $3.39 $3.08 $3.05	Min.: 1 Mult.: 1
Automotive Connectors STAMPED MALE CONTACT 14-16 AWG, AU PLATE AT60-14-0144 Amphenol SINE Systems 1: $0.47 10,977In Stock	Mfr. Part # AT60-14-0144 Mouser Part # 654-AT60-14-0144	Amphenol SINE Systems	Automotive Connectors STAMPED MALE CONTACT 14-16 AWG, AU PLATE Learn More about Amphenol SINE Systems amphenol sine aseries contacts	Datasheet	10,977In Stock	Cut Tape $0.47 $0.405 $0.358 $0.343 View Reel $0.298 $0.313 $0.311 $0.298 $0.298	Min.: 1 Mult.: 1 : 16,000
Automotive Connectors 3 POS CONN POS ASSURANCE CLIP AT-3CPA-GRN Amphenol SINE Systems 1: $0.40 5,002In Stock	Mfr. Part # AT-3CPA-GRN Mouser Part # 654-AT-3CPA-GRN	Amphenol SINE Systems	Automotive Connectors 3 POS CONN POS ASSURANCE CLIP Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	5,002In Stock	$0.40 $0.34 $0.324 $0.318 View $0.296 $0.273 $0.266	Min.: 1 Mult.: 1
Automotive Connectors A SERIES-AT-CONNECTORS AT04-6P-BRN Amphenol SINE Systems 1: $1.82 1,028In Stock	Mfr. Part # AT04-6P-BRN Mouser Part # 654-AT04-6P-BRN	Amphenol SINE Systems	Automotive Connectors A SERIES-AT-CONNECTORS Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	1,028In Stock	$1.82 $1.68 $1.58 $1.48 View $1.34 $1.23 $1.12	Min.: 1 Mult.: 1
Automotive Connectors A SERIES-AT-CONNECTORS AT06-4S-BRN Amphenol SINE Systems 1: $1.71 1,807In Stock	Mfr. Part # AT06-4S-BRN Mouser Part # 654-AT06-4S-BRN	Amphenol SINE Systems	Automotive Connectors A SERIES-AT-CONNECTORS Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	1,807In Stock	$1.71 $1.50 $1.35 $1.31 View $1.22 $1.16 $0.983 $0.977 $0.965	Min.: 1 Mult.: 1
Automotive Connectors 4 Pin Overmold Plug Socket, GREEN AT06-4S-OMGRN Amphenol SINE Systems 1: $1.84 959In Stock	Mfr. Part # AT06-4S-OMGRN Mouser Part # 654-AT06-4S-OMGRN	Amphenol SINE Systems	Automotive Connectors 4 Pin Overmold Plug Socket, GREEN Learn More about Amphenol SINE Systems amphenol sine at omc connectors	Datasheet	959In Stock	$1.84 $1.68 $1.55 $1.49 View $1.44 $1.29 $1.28 $1.27	Min.: 1 Mult.: 1
Automotive Connectors 4 Pin Overmold Plug Socket, YELLOW AT06-4S-OMYEL Amphenol SINE Systems 1: $2.30 571In Stock	Mfr. Part # AT06-4S-OMYEL Mouser Part # 654-AT06-4S-OMYEL	Amphenol SINE Systems	Automotive Connectors 4 Pin Overmold Plug Socket, YELLOW Learn More about Amphenol SINE Systems amphenol sine at omc connectors	Datasheet	571In Stock	$2.30 $1.96 $1.75 $1.62 View $1.55 $1.34 $1.33 $1.31 $1.30	Min.: 1 Mult.: 1
Automotive Connectors 2 Pin Plug AT06-2S-YEL Amphenol SINE Systems 1: $0.78 1,834In Stock	Mfr. Part # AT06-2S-YEL Mouser Part # 654-AT06-2S-YEL	Amphenol SINE Systems	Automotive Connectors 2 Pin Plug Learn More about Amphenol SINE Systems amphenolsine aseries	Datasheet	1,834In Stock	$0.78 $0.719 $0.667 $0.607 View $0.598 $0.532 $0.528	Min.: 1 Mult.: 1
Automotive Connectors A SERIES-AT-CONNECTORS AT06-6S-YEL Amphenol SINE Systems 1: $2.04 869In Stock	Mfr. Part # AT06-6S-YEL Mouser Part # 654-AT06-6S-YEL	Amphenol SINE Systems	Automotive Connectors A SERIES-AT-CONNECTORS Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	869In Stock	$2.04 $1.74 $1.37 $1.32 View $1.19 $1.16 $1.13 $1.01 $1.00	Min.: 1 Mult.: 1
Automotive Connectors PLUG, 2 SOCKET OVER-MOLDING, GREY AT06-2S-OMGRY Amphenol SINE Systems 1: $1.23 918In Stock 1,000Expected 2/1/2027	Mfr. Part # AT06-2S-OMGRY Mouser Part # 654-AT06-2S-OMGRY	Amphenol SINE Systems	Automotive Connectors PLUG, 2 SOCKET OVER-MOLDING, GREY Learn More about Amphenol SINE Systems amphenol sine at omc connectors	Datasheet	918In Stock 1,000Expected 2/1/2027	$1.23 $1.15 $1.07 $1.05 View $0.996 $0.966 $0.959 $0.935 $0.927	Min.: 1 Mult.: 1
Automotive Connectors A SERIES-AT-CONNECTORS AT04-4P-RED Amphenol SINE Systems 1: $1.34 1,208In Stock	Mfr. Part # AT04-4P-RED Mouser Part # 654-AT04-4P-RED	Amphenol SINE Systems	Automotive Connectors A SERIES-AT-CONNECTORS Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	1,208In Stock	$1.34 $1.22 $1.14 $1.10 View $0.992 $0.983 $0.821 $0.818	Min.: 1 Mult.: 1
Automotive Connectors ATP Series 2 Way Blk Recept w/End Cap ATP04-2P-EC01 Amphenol SINE Systems 1: $3.32 407In Stock	Mfr. Part # ATP04-2P-EC01 Mouser Part # 654-ATP04-2P-EC01	Amphenol SINE Systems	Automotive Connectors ATP Series 2 Way Blk Recept w/End Cap Learn More about Amphenol SINE Systems amphenol sine atp connectors	Datasheet	407In Stock	$3.32 $3.29 $3.19 $2.89 View $2.78 $2.77	Min.: 1 Mult.: 1
Automotive Connectors A SERIES-AT-CONNECTORS AT04-4P-BRN Amphenol SINE Systems 1: $1.33 1,200In Stock	Mfr. Part # AT04-4P-BRN Mouser Part # 654-AT04-4P-BRN	Amphenol SINE Systems	Automotive Connectors A SERIES-AT-CONNECTORS Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	1,200In Stock	$1.33 $1.21 $1.14 $1.10 View $1.07 $0.982 $0.873 $0.872	Min.: 1 Mult.: 1
Automotive Connectors Seal Cap for AT Series 12 Position Receptacles, Black AT12P-RSC-BLK Amphenol SINE Systems 1: $1.80 380In Stock 400Expected 2/8/2027 New Product	Mfr. Part # AT12P-RSC-BLK Mouser Part # 654-AT12P-RSC-BLK New Product	Amphenol SINE Systems	Automotive Connectors Seal Cap for AT Series 12 Position Receptacles, Black Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	380In Stock 400Expected 2/8/2027	$1.80 $1.54 $1.37 $1.31 View $1.19 $1.18 $1.09 $1.02	Min.: 1 Mult.: 1
Automotive Connectors Seal Cap for AT Series 12 Position Receptacles, Red AT12P-RSC-RED Amphenol SINE Systems 1: $1.80 390In Stock New Product	Mfr. Part # AT12P-RSC-RED Mouser Part # 654-AT12P-RSC-RED New Product	Amphenol SINE Systems	Automotive Connectors Seal Cap for AT Series 12 Position Receptacles, Red Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	390In Stock	$1.80 $1.54 $1.37 $1.31 View $1.19 $1.12 $1.09 $1.02	Min.: 1 Mult.: 1
Automotive Connectors Backshell for 12,15,18 Position Plugs and Receptacles, 90. Cable Exit Designed for Corrugated Tube NW 17 ATBS-018-0005 Amphenol SINE Systems 1: $2.16 186In Stock New Product	Mfr. Part # ATBS-018-0005 Mouser Part # 654-ATBS-018-0005 New Product	Amphenol SINE Systems	Automotive Connectors Backshell for 12,15,18 Position Plugs and Receptacles, 90. Cable Exit Designed for Corrugated Tube NW 17 Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	186In Stock	$2.16 $1.72 $1.63 $1.55 View $1.46 $1.39 $1.32 $1.24	Min.: 1 Mult.: 1
Automotive Connectors Backshell for 2 Position Receptacles, 90. Enhanced Dovetail for Mounting Clips ATBS-230-0205 Amphenol SINE Systems 1: $1.32 800In Stock New Product	Mfr. Part # ATBS-230-0205 Mouser Part # 654-ATBS-230-0205 New Product	Amphenol SINE Systems	Automotive Connectors Backshell for 2 Position Receptacles, 90. Enhanced Dovetail for Mounting Clips Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	800In Stock	$1.32 $1.13 $1.00 $0.953 View $0.864 $0.822 $0.792 $0.75 $0.749	Min.: 1 Mult.: 1

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