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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 (JPY) Filter the results in the table by unit price based on your quantity.	Qty.
Automotive Connectors Seal Cap for AT Series 6 Position Receptacles, Black AT6P-RSC-BLK Amphenol SINE Systems 1: ¥240.8 3,131In Stock 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	3,131In Stock	¥240.8 ¥209.3 ¥201 ¥187.7 View ¥176.1 ¥166.1 ¥159.6 ¥133	Min.: 1 Mult.: 1
Automotive Connectors Seal Cap for AT Series 12 Position Receptacles, Black AT12P-RSC-BLK Amphenol SINE Systems 1: ¥299 502In Stock 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	502In Stock	¥299 ¥255.8 ¥227.6 ¥217.6 View ¥197.7 ¥196 ¥181 ¥169.4	Min.: 1 Mult.: 1
Automotive Connectors Seal Cap for AT Series 12 Position Receptacles, Red AT12P-RSC-RED Amphenol SINE Systems 1: ¥299 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	¥299 ¥255.8 ¥227.6 ¥217.6 View ¥197.7 ¥186 ¥181 ¥169.4	Min.: 1 Mult.: 1
Automotive Connectors Seal Cap for AT Series 4 Position Receptacles, Black AT4P-RSC-BLK Amphenol SINE Systems 1: ¥227.6 258In Stock 800Expected 11/11/2026 New Product	Mfr. Part # AT4P-RSC-BLK Mouser Part # 654-AT4P-RSC-BLK New Product	Amphenol SINE Systems	Automotive Connectors Seal Cap for AT Series 4 Position Receptacles, Black Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	258In Stock 800Expected 11/11/2026	¥227.6 ¥194.3 ¥172.7 ¥164.1 View ¥153.8 ¥141.7 ¥134.4 ¥128.4	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: ¥358.8 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	¥358.8 ¥285.7 ¥270.7 ¥257.5 View ¥242.5 ¥230.9 ¥219.3 ¥206	Min.: 1 Mult.: 1
Automotive Connectors Backshell for 2 Position Receptacles, 90. Enhanced Dovetail for Mounting Clips ATBS-230-0205 Amphenol SINE Systems 1: ¥219.3 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	¥219.3 ¥187.7 ¥166.1 ¥158.3 View ¥143.5 ¥136.5 ¥131.6 ¥124.6 ¥124.4	Min.: 1 Mult.: 1
Automotive Connectors Backshell for 3 Position Plugs, 90. Cable Exit Designed for Corrugated Tube NW 7.5, 8.5, 10 ATBS-232-0305 Amphenol SINE Systems 1: ¥305.6 175In Stock New Product	Mfr. Part # ATBS-232-0305 Mouser Part # 654-ATBS-232-0305 New Product	Amphenol SINE Systems	Automotive Connectors Backshell for 3 Position Plugs, 90. Cable Exit Designed for Corrugated Tube NW 7.5, 8.5, 10 Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	175In Stock	¥305.6 ¥260.8 ¥232.5 ¥215.9 View ¥204.3 ¥194.3 ¥186 ¥174.4	Min.: 1 Mult.: 1
Automotive Connectors Backshell for 4 Position Receptacles, 90. Cable Exit Designed for Corrugated Tube NW 6, 7.5 ,8.5 & 10. Enhanced Dovetail for Mounting Clips ATBS-238-0405 Amphenol SINE Systems 1: ¥250.8 382In Stock New Product	Mfr. Part # ATBS-238-0405 Mouser Part # 654-ATBS-238-0405 New Product	Amphenol SINE Systems	Automotive Connectors Backshell for 4 Position Receptacles, 90. Cable Exit Designed for Corrugated Tube NW 6, 7.5 ,8.5 & 10. Enhanced Dovetail for Mounting Clips Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	382In Stock	¥250.8 ¥214.3 ¥191 ¥172.7 View ¥164.3 ¥159.6 ¥154 ¥144	Min.: 1 Mult.: 1
Automotive Connectors Backshell for 6 Position Receptacles, 90. Cable Exit Designed for Corrugated Tube NW 8.5,10,13. Enhanced Dovetail for Mounting Clips ATBS-242-0605 Amphenol SINE Systems 1: ¥290.7 200In Stock New Product	Mfr. Part # ATBS-242-0605 Mouser Part # 654-ATBS-242-0605 New Product	Amphenol SINE Systems	Automotive Connectors Backshell for 6 Position Receptacles, 90. Cable Exit Designed for Corrugated Tube NW 8.5,10,13. Enhanced Dovetail for Mounting Clips Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	200In Stock	¥290.7 ¥232.5 ¥219.3 ¥209.3 View ¥196 ¥186 ¥177.7 ¥166.1	Min.: 1 Mult.: 1
Automotive Connectors Backshell for 8 Position Receptacles, 90. Cable Exit Designed for Corrugated Tube NW 8.5, 10, 13 ATBS-246-0805 Amphenol SINE Systems 1: ¥446.8 300In Stock New Product	Mfr. Part # ATBS-246-0805 Mouser Part # 654-ATBS-246-0805 New Product	Amphenol SINE Systems	Automotive Connectors Backshell for 8 Position Receptacles, 90. Cable Exit Designed for Corrugated Tube NW 8.5, 10, 13 Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	300In Stock	¥446.8 ¥380.4 ¥340.5 ¥313.9 View ¥297.3 ¥284 ¥272.4 ¥255.8	Min.: 1 Mult.: 1
Automotive Connectors Backshell for 12 Position Receptacles, 90. Cable Exit Designed for Corrugated Tube NW 10, 13 & 17 ATBS-250-1205 Amphenol SINE Systems 1: ¥390.3 186In Stock New Product	Mfr. Part # ATBS-250-1205 Mouser Part # 654-ATBS-250-1205 New Product	Amphenol SINE Systems	Automotive Connectors Backshell for 12 Position Receptacles, 90. Cable Exit Designed for Corrugated Tube NW 10, 13 & 17 Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	186In Stock	¥390.3 ¥312.3 ¥295.7 ¥280.7 View ¥264.1 ¥250.8 ¥239.2 ¥224.2	Min.: 1 Mult.: 1
Automotive Connectors Backshell for 2 Position Plugs, 90, with Strain Relief. Cable Exit Designed for Corrugated Tube NW 7.5, 8.5, 10 ATBS-256-0205 Amphenol SINE Systems 1: ¥162.8 583In Stock 300Expected 11/23/2026 New Product	Mfr. Part # ATBS-256-0205 Mouser Part # 654-ATBS-256-0205 New Product	Amphenol SINE Systems	Automotive Connectors Backshell for 2 Position Plugs, 90, with Strain Relief. Cable Exit Designed for Corrugated Tube NW 7.5, 8.5, 10 Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	583In Stock 300Expected 11/23/2026	¥162.8 ¥137.5 ¥122.7 ¥116.9 View ¥108.3 ¥108.1 ¥98 ¥92.5	Min.: 1 Mult.: 1
Automotive Connectors Backshell for 2 Position Receptacles, 90, with Strain Relief. Enhanced Dovetail for Mounting Clips ATBS-258-0205 Amphenol SINE Systems 1: ¥172.7 775In Stock New Product	Mfr. Part # ATBS-258-0205 Mouser Part # 654-ATBS-258-0205 New Product	Amphenol SINE Systems	Automotive Connectors Backshell for 2 Position Receptacles, 90, with Strain Relief. Enhanced Dovetail for Mounting Clips Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	775In Stock	¥172.7 ¥146.5 ¥130.7 ¥124.6 View ¥112.9 ¥107.3 ¥103.8 ¥98.3	Min.: 1 Mult.: 1
Automotive Connectors Backshell for 3 Position Plugs, 90, with Strain Relief. Cable Exit Designed for Corrugated Tube NW 7.5, 8.5, 10 ATBS-260-0305 Amphenol SINE Systems 1: ¥305.6 300In Stock New Product	Mfr. Part # ATBS-260-0305 Mouser Part # 654-ATBS-260-0305 New Product	Amphenol SINE Systems	Automotive Connectors Backshell for 3 Position Plugs, 90, with Strain Relief. Cable Exit Designed for Corrugated Tube NW 7.5, 8.5, 10 Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	300In Stock	¥305.6 ¥260.8 ¥232.5 ¥215.9 View ¥204.3 ¥194.3 ¥186 ¥174.4	Min.: 1 Mult.: 1
Automotive Connectors Backshell for 4 Position Plugs, 90, with Strain Relief. Cable Exit Designed for Corrugated Tube NW 6, 7.5, 8.5 & 10 ATBS-264-0405 Amphenol SINE Systems 1: ¥237.5 524In Stock New Product	Mfr. Part # ATBS-264-0405 Mouser Part # 654-ATBS-264-0405 New Product	Amphenol SINE Systems	Automotive Connectors Backshell for 4 Position Plugs, 90, with Strain Relief. Cable Exit Designed for Corrugated Tube NW 6, 7.5, 8.5 & 10 Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	524In Stock	¥237.5 ¥206 ¥192.7 ¥179.4 View ¥164.3 ¥149.5 ¥139.2 ¥129.4 ¥129.2	Min.: 1 Mult.: 1
Automotive Connectors Backshell for 4 Position Receptacles, 90, with Strain Relief. . Cable Exit Designed for Corrugated Tube NW 6, 7.5, 8.5 & 10. Enhanced Dovetail for Mounting Clips ATBS-266-0405 Amphenol SINE Systems 1: ¥250.8 400In Stock New Product	Mfr. Part # ATBS-266-0405 Mouser Part # 654-ATBS-266-0405 New Product	Amphenol SINE Systems	Automotive Connectors Backshell for 4 Position Receptacles, 90, with Strain Relief. . Cable Exit Designed for Corrugated Tube NW 6, 7.5, 8.5 & 10. Enhanced Dovetail for Mounting Clips Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	400In Stock	¥250.8 ¥214.3 ¥191 ¥172.7 View ¥164.3 ¥159.6 ¥154 ¥144	Min.: 1 Mult.: 1
Automotive Connectors Backshell for 6 Position Receptacles, 90, with Strain Relief. Cable Exit Designed for Corrugated Tube NW8.5, 10, 13. Enhanced Dovetail for Mounting Clips ATBS-270-0605 Amphenol SINE Systems 1: ¥282.4 194In Stock New Product	Mfr. Part # ATBS-270-0605 Mouser Part # 654-ATBS-270-0605 New Product	Amphenol SINE Systems	Automotive Connectors Backshell for 6 Position Receptacles, 90, with Strain Relief. Cable Exit Designed for Corrugated Tube NW8.5, 10, 13. Enhanced Dovetail for Mounting Clips Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	194In Stock	¥282.4 ¥225.9 ¥212.6 ¥202.6 View ¥189.4 ¥181 ¥172.7 ¥161.9	Min.: 1 Mult.: 1
Automotive Connectors PANEL MOUNT RECEPT. FLANGE, GR AT16-15PC-PM11 Amphenol SINE Systems 1: ¥1,423.5 266In Stock New At Mouser	Mfr. Part # AT16-15PC-PM11 Mouser Part # 654-AT16-15PC-PM11 New At Mouser	Amphenol SINE Systems	Automotive Connectors PANEL MOUNT RECEPT. FLANGE, GR Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	266In Stock	¥1,423.5 ¥1,303.9 ¥1,239.1 ¥1,184.3 View ¥1,137.8 ¥1,081.3 ¥1,029.8 ¥981.7	Min.: 1 Mult.: 1
Automotive Connectors PANEL MOUNT RECEPT. FLANGE, BR AT16-15PD-PM11 Amphenol SINE Systems 1: ¥1,425.1 268In Stock New At Mouser	Mfr. Part # AT16-15PD-PM11 Mouser Part # 654-AT16-15PD-PM11 New At Mouser	Amphenol SINE Systems	Automotive Connectors PANEL MOUNT RECEPT. FLANGE, BR Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	268In Stock	¥1,425.1 ¥1,305.5 ¥1,240.8 ¥1,184.3 View ¥1,137.8 ¥1,081.3 ¥1,029.8 ¥981.7	Min.: 1 Mult.: 1
Automotive Connectors PANEL MOUNT RECEPT. FLANGE, GR AT16-15PE-PM11 Amphenol SINE Systems 1: ¥1,343.7 257In Stock New At Mouser	Mfr. Part # AT16-15PE-PM11 Mouser Part # 654-AT16-15PE-PM11 New At Mouser	Amphenol SINE Systems	Automotive Connectors PANEL MOUNT RECEPT. FLANGE, GR Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	257In Stock	¥1,343.7 ¥1,234.1 ¥1,177.6 ¥1,124.5 View ¥1,094.6 ¥1,051.4 ¥998.3 ¥945.1 Quote	Min.: 1 Mult.: 1
Automotive Connectors SEAL CAP FOR AT RECEPT BLACK AT18P-RSC-BLK Amphenol SINE Systems 1: ¥332.2 1,172In Stock 2,000On Order	Mfr. Part # AT18P-RSC-BLK Mouser Part # 654-AT18P-RSC-BLK	Amphenol SINE Systems	Automotive Connectors SEAL CAP FOR AT RECEPT BLACK Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	1,172In Stock 2,000On Order	¥332.2 ¥300.6 ¥284 ¥279 View ¥267.4 ¥230.9 ¥215.9	Min.: 1 Mult.: 1
Automotive Connectors 4 POSITION BACKSHELL ATBS-255-0205 Amphenol SINE Systems 1: ¥370.4 1,215In Stock 1,200Expected 11/12/2026	Mfr. Part # ATBS-255-0205 Mouser Part # 654-ATBS-255-0205	Amphenol SINE Systems	Automotive Connectors 4 POSITION BACKSHELL Learn More about Amphenol SINE Systems amphenol sine at standard	Datasheet	1,215In Stock 1,200Expected 11/12/2026	¥370.4 ¥313.9 ¥280.7 ¥267.4 View ¥249.2 ¥206 ¥199.3 ¥196	Min.: 1 Mult.: 1
Automotive Connectors AT Series Receptacle 8 Way Key A AT04-08PA Amphenol SINE Systems 1: ¥368.7 10,388In Stock 9,720Expected 10/23/2026	Mfr. Part # AT04-08PA Mouser Part # 654-AT04-08PA	Amphenol SINE Systems	Automotive Connectors AT Series Receptacle 8 Way Key A Learn More about Amphenol SINE Systems amphenolsine aseries	Datasheet	10,388In Stock 9,720Expected 10/23/2026	¥368.7 ¥330.5 ¥297.3 ¥279 View ¥260.8 ¥252.5	Min.: 1 Mult.: 1
Automotive Connectors AT Recpt 12 Way Enhanced A Key AT04-12PA Amphenol SINE Systems 1: ¥372.1 13,446In Stock	Mfr. Part # AT04-12PA Mouser Part # 654-AT04-12PA	Amphenol SINE Systems	Automotive Connectors AT Recpt 12 Way Enhanced A Key Learn More about Amphenol SINE Systems amphenolsine aseries	Datasheet	13,446In Stock	¥372.1 ¥333.9 ¥317.3 ¥285.7 ¥270.7	Min.: 1 Mult.: 1
Automotive Connectors AT Series Receptacle 4 Way AT04-4P Amphenol SINE Systems 1: ¥174.4 44,939In Stock	Mfr. Part # AT04-4P Mouser Part # 654-AT04-4P	Amphenol SINE Systems	Automotive Connectors AT Series Receptacle 4 Way Learn More about Amphenol SINE Systems amphenolsine aseries	Datasheet	44,939In Stock	¥174.4 ¥152.8 ¥136.7 ¥134.2 View ¥125.6 ¥119.3 ¥113.1 ¥111.8	Min.: 1 Mult.: 1

AT Series™ Connectors

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