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18 Connectors

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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.
Standard Circular Connector Receptacle, Square Flange, 2 Position, Male, Shell Size 18, Silicone Seal, and End Cap with Individual Wire Sealing RTS018N2PHEC03 Amphenol SINE Systems 1: $16.24 A tariff of 40% may be applied if shipping to the United States. 100In Stock	Mfr. Part # RTS018N2PHEC03 Mouser Part # 654-RTS018N2PHEC03	Amphenol SINE Systems	Standard Circular Connector Receptacle, Square Flange, 2 Position, Male, Shell Size 18, Silicone Seal, and End Cap with Individual Wire Sealing Learn More about Amphenol SINE Systems amphenol sine aquarius	Datasheet	100In Stock	$16.24 $14.39 $13.47 $12.95 View $11.38 $11.10 $10.69 $10.39 Quote A tariff of 40% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Standard Circular Connector Receptacle, Square Flange, 2 Position, Female, Shell Size 18, with Silicone Seal RTS018N2S03 Amphenol SINE Systems 1: $8.20 A tariff of 40% may be applied if shipping to the United States. 61In Stock	Mfr. Part # RTS018N2S03 Mouser Part # 654-RTS018N2S03	Amphenol SINE Systems	Standard Circular Connector Receptacle, Square Flange, 2 Position, Female, Shell Size 18, with Silicone Seal Learn More about Amphenol SINE Systems amphenol sine aquarius	Datasheet	61In Stock	$8.20 $7.56 $6.45 $6.44 View $5.50 $5.33 $5.04 $5.02 A tariff of 40% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Standard Circular Connector Receptacle, Square Flange, 2 Position, Female, Shell Size 18, Silicone Seal, and End Cap with Individual Wire Sealing RTS018N2SHEC03 Amphenol SINE Systems 1: $16.14 A tariff of 40% may be applied if shipping to the United States. 72In Stock	Mfr. Part # RTS018N2SHEC03 Mouser Part # 654-RTS018N2SHEC03	Amphenol SINE Systems	Standard Circular Connector Receptacle, Square Flange, 2 Position, Female, Shell Size 18, Silicone Seal, and End Cap with Individual Wire Sealing Learn More about Amphenol SINE Systems amphenol sine aquarius	Datasheet	72In Stock	$16.14 $14.29 $13.39 $12.87 View $11.31 $11.03 $10.59 $10.27 Quote A tariff of 40% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Standard Circular Connector Receptacle, Square Flange, 4 Position, Male, Shell Size 18, with Silicone Seal RTS018N4P03 Amphenol SINE Systems 1: $9.05 A tariff of 40% may be applied if shipping to the United States. 67In Stock	Mfr. Part # RTS018N4P03 Mouser Part # 654-RTS018N4P03	Amphenol SINE Systems	Standard Circular Connector Receptacle, Square Flange, 4 Position, Male, Shell Size 18, with Silicone Seal Learn More about Amphenol SINE Systems amphenol sine aquarius	Datasheet	67In Stock	$9.05 $8.21 $7.57 $7.26 View $6.90 $5.86 $5.69 $5.40 $5.38 A tariff of 40% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Standard Circular Connector ECO MATE RTS018N4PHEC03 Amphenol SINE Systems 1: $16.98 A tariff of 40% may be applied if shipping to the United States. 46In Stock	Mfr. Part # RTS018N4PHEC03 Mouser Part # 654-RTS018N4PHEC03	Amphenol SINE Systems	Standard Circular Connector ECO MATE Learn More about Amphenol SINE Systems amphenol sine aquarius	Datasheet	46In Stock	$16.98 $14.97 $13.83 $13.28 View $11.66 $11.10 $10.70 $10.36 Quote A tariff of 40% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Standard Circular Connector Receptacle, Square Flange, 4 Position, Female, Shell Size 18, with Silicone Seal RTS018N4S03 Amphenol SINE Systems 1: $8.93 A tariff of 40% may be applied if shipping to the United States. 40In Stock	Mfr. Part # RTS018N4S03 Mouser Part # 654-RTS018N4S03	Amphenol SINE Systems	Standard Circular Connector Receptacle, Square Flange, 4 Position, Female, Shell Size 18, with Silicone Seal Learn More about Amphenol SINE Systems amphenol sine aquarius	Datasheet	40In Stock	$8.93 $8.10 $7.49 $7.18 View $6.83 $5.79 $5.64 $5.32 $5.30 A tariff of 40% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Standard Circular Connector ECO MATE RTS018N4SHEC03 Amphenol SINE Systems 1: $16.89 A tariff of 40% may be applied if shipping to the United States. 93In Stock	Mfr. Part # RTS018N4SHEC03 Mouser Part # 654-RTS018N4SHEC03	Amphenol SINE Systems	Standard Circular Connector ECO MATE Learn More about Amphenol SINE Systems amphenol sine aquarius	Datasheet	93In Stock	$16.89 $15.85 $11.49 $11.05 View $10.63 $10.31 Quote A tariff of 40% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Standard Circular Connector Plug, 2 Position, Male, Shell Size 18, Silicone Seal, and End Cap with Individual Wire Sealing RTS6BS18N2PHEC03 Amphenol SINE Systems 1: $15.35 A tariff of 40% may be applied if shipping to the United States. 65In Stock	Mfr. Part # RTS6BS18N2PHEC03 Mouser Part # 654-RTS6BS18N2PHEC03	Amphenol SINE Systems	Standard Circular Connector Plug, 2 Position, Male, Shell Size 18, Silicone Seal, and End Cap with Individual Wire Sealing Learn More about Amphenol SINE Systems amphenol sine aquarius	Datasheet	65In Stock	$15.35 $13.86 $13.23 $12.78 View $12.06 $11.16 $10.84 Quote A tariff of 40% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Standard Circular Connector Plug, 2 Position, Female, Shell Size 18, Silicone Seal, and End Cap with Individual Wire Sealing RTS6BS18N2SHEC03 Amphenol SINE Systems 1: $18.72 A tariff of 40% may be applied if shipping to the United States. 29In Stock	Mfr. Part # RTS6BS18N2SHEC03 Mouser Part # 654-RTS6BS18N2SHEC03	Amphenol SINE Systems	Standard Circular Connector Plug, 2 Position, Female, Shell Size 18, Silicone Seal, and End Cap with Individual Wire Sealing Learn More about Amphenol SINE Systems amphenol sine aquarius	Datasheet	29In Stock	$18.72 $16.86 $16.05 $15.83 View $14.17 $12.73 $12.42 Quote A tariff of 40% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Standard Circular Connector ECO MATE RTS6BS18N4PHEC03 Amphenol SINE Systems 1: $18.65 A tariff of 40% may be applied if shipping to the United States. 100In Stock	Mfr. Part # RTS6BS18N4PHEC03 Mouser Part # 654-RTS6BS18N4PHEC03	Amphenol SINE Systems	Standard Circular Connector ECO MATE Learn More about Amphenol SINE Systems amphenol sine aquarius	Datasheet	100In Stock	$18.65 $16.59 $15.01 $14.41 View $12.85 $12.34 $11.92 $11.66 Quote A tariff of 40% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Standard Circular Connector ECO MATE RTS6BS18N4SHEC03 Amphenol SINE Systems 1: $15.52 A tariff of 40% may be applied if shipping to the United States. 80In Stock	Mfr. Part # RTS6BS18N4SHEC03 Mouser Part # 654-RTS6BS18N4SHEC03	Amphenol SINE Systems	Standard Circular Connector ECO MATE Learn More about Amphenol SINE Systems amphenol sine aquarius	Datasheet	80In Stock	$15.52 $14.26 $13.83 $13.67 View $12.85 $12.45 $12.18 $12.00 Quote A tariff of 40% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Standard Circular Connector Receptacle, Jam Nut, 2 Position, Male, Shell Size 18, with Silicone Seal RTS718N2P03 Amphenol SINE Systems 1: $16.50 A tariff of 40% may be applied if shipping to the United States. 59In Stock	Mfr. Part # RTS718N2P03 Mouser Part # 654-RTS718N2P03	Amphenol SINE Systems	Standard Circular Connector Receptacle, Jam Nut, 2 Position, Male, Shell Size 18, with Silicone Seal Learn More about Amphenol SINE Systems amphenol sine aquarius	Datasheet	59In Stock	$16.50 $14.93 $13.86 $13.34 View $12.33 $11.54 $11.21 Quote A tariff of 40% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Standard Circular Connector Receptacle, Jam Nut, 2 Position, Female, Shell Size 18, with Silicone Seal RTS718N2S03 Amphenol SINE Systems 1: $15.63 A tariff of 40% may be applied if shipping to the United States. 71In Stock	Mfr. Part # RTS718N2S03 Mouser Part # 654-RTS718N2S03	Amphenol SINE Systems	Standard Circular Connector Receptacle, Jam Nut, 2 Position, Female, Shell Size 18, with Silicone Seal Learn More about Amphenol SINE Systems amphenol sine aquarius	Datasheet	71In Stock	$15.63 $14.12 $13.49 $13.01 View $12.30 $11.36 $11.03 Quote A tariff of 40% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Standard Circular Connector ECO MATE RTS718N4P03 Amphenol SINE Systems 1: $17.65 A tariff of 40% may be applied if shipping to the United States. 86In Stock	Mfr. Part # RTS718N4P03 Mouser Part # 654-RTS718N4P03	Amphenol SINE Systems	Standard Circular Connector ECO MATE Learn More about Amphenol SINE Systems amphenol sine aquarius	Datasheet	86In Stock	$17.65 $15.88 $14.91 $14.34 View $12.60 $12.35 $11.79 $11.49 Quote A tariff of 40% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Standard Circular Connector ECO MATE RTS718N4S03 Amphenol SINE Systems 1: $14.07 A tariff of 40% may be applied if shipping to the United States. 87In Stock	Mfr. Part # RTS718N4S03 Mouser Part # 654-RTS718N4S03	Amphenol SINE Systems	Standard Circular Connector ECO MATE Learn More about Amphenol SINE Systems amphenol sine aquarius	Datasheet	87In Stock	$14.07 $13.08 $12.45 $12.31 View $12.30 $11.17 $10.92 Quote A tariff of 40% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Circular MIL Spec Strain Reliefs & Adapters BACKSHELL SR ST NIC SIZE 18 M85049/49-2-18N Amphenol PCD 1: $16.14 523In Stock 600Expected 12/14/2026	Mfr. Part # M85049/49-2-18N Mouser Part # 523-85049/49-2-18N	Amphenol PCD	Circular MIL Spec Strain Reliefs & Adapters BACKSHELL SR ST NIC SIZE 18 Learn More about Amphenol PCD amphenolpcdbackshell	Datasheet	523In Stock 600Expected 12/14/2026	$16.14 $13.77 $13.36 $11.80 View $11.79 $10.92 Quote	Min.: 1 Mult.: 1
Circular MIL Spec Strain Reliefs & Adapters BACKSHELL SR R/A NIC SIZE 18 M85049/51-1-18N Amphenol PCD 1: $18.20 175In Stock	Mfr. Part # M85049/51-1-18N Mouser Part # 523-85049/51-1-18N	Amphenol PCD	Circular MIL Spec Strain Reliefs & Adapters BACKSHELL SR R/A NIC SIZE 18 Learn More about Amphenol PCD amphenolpcdbackshell	Datasheet	175In Stock	$18.20 $17.09 $15.32 $14.20 View $13.37 $12.87 Quote	Min.: 1 Mult.: 1
Circular MIL Spec Strain Reliefs & Adapters ST BACKSHELL SZ 18 STRAIN RELIEF NICKEL M85049/52-1-18N Amphenol PCD 1: $18.89 293In Stock 706On Order	Mfr. Part # M85049/52-1-18N Mouser Part # 523-85049/52-1-18N	Amphenol PCD	Circular MIL Spec Strain Reliefs & Adapters ST BACKSHELL SZ 18 STRAIN RELIEF NICKEL Learn More about Amphenol PCD amphenolpcdbackshell	Datasheet	293In Stock 706On Order On Order Ship Dates Mfr. #: M85049/52-1-18N Stock: 293 Can Ship Immediately On Order: 256 Expected 12/21/2026 450 Expected 2/4/2027 Factory Lead-Time: 23 Weeks	$18.89 $18.03 $17.29 $13.08 View $12.11 $11.16 $10.23 Quote	Min.: 1 Mult.: 1
Circular MIL Spec Backshells 84 Backshell Band Lock M85049/84-18N02 Amphenol PCD 1: $76.33 44In Stock	Mfr. Part # M85049/84-18N02 Mouser Part # 523-85049/84-18N02	Amphenol PCD	Circular MIL Spec Backshells 84 Backshell Band Lock Learn More about Amphenol PCD amphenolpcdbackshell	Datasheet	44In Stock	$76.33 $74.77 $67.52 Quote Quote	Min.: 1 Mult.: 1
Standard Circular Connector 23P Strt Pin Plug Size 18 UT061823PH Souriau 1: $49.21 A tariff of 11% may be applied if shipping to the United States. 101In Stock	Mfr. Part # UT061823PH Mouser Part # 649-UT061823PH	Souriau	Standard Circular Connector 23P Strt Pin Plug Size 18 Learn More about Souriau trim trio uto connectors	Datasheet	101In Stock	$49.21 $41.83 $41.07 $39.75 View $35.55 $33.33 A tariff of 11% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Standard Circular Connector 23P SQ FLANGE SOCKET RECEPTACLE SIZE 18 UTS01823S Souriau 1: $12.67 A tariff of 11% may be applied if shipping to the United States. 362In Stock	Mfr. Part # UTS01823S Mouser Part # 649-UTS01823S	Souriau	Standard Circular Connector 23P SQ FLANGE SOCKET RECEPTACLE SIZE 18 Learn More about Souriau trim trio uts connectors	Datasheet	362In Stock	$12.67 $10.78 $10.10 $9.62 View $9.15 $9.09 $8.17 $7.78 A tariff of 11% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Standard Circular Connector DUST CAP W/CHAIN UTS18DCG Souriau 1: $22.15 A tariff of 8% may be applied if shipping to the United States. 321In Stock	Mfr. Part # UTS18DCG Mouser Part # 649-UTS18DCG	Souriau	Standard Circular Connector DUST CAP W/CHAIN Learn More about Souriau uts	Datasheet	321In Stock	$22.15 $18.82 $17.37 $16.25 View $15.60 $14.62 $13.17 A tariff of 8% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Standard Circular Connector 23P STRAIGHT PIN PLUG SHELL SIZE 18 UTS6JC1823P Souriau 1: $26.24 A tariff of 8% may be applied if shipping to the United States. 126In Stock 125Expected 11/11/2026	Mfr. Part # UTS6JC1823P Mouser Part # 649-UTS6JC1823P	Souriau	Standard Circular Connector 23P STRAIGHT PIN PLUG SHELL SIZE 18 Learn More about Souriau trim trio uts connectors	Datasheet	126In Stock 125Expected 11/11/2026	$26.24 $22.31 $20.91 $20.90 View $19.34 $17.77 $16.92 Quote A tariff of 8% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Standard Circular Connector 23P STRAIGHT SOCKET PLUG SHELL SIZE 18 UTS6JC1823S Souriau 1: $28.23 A tariff of 8% may be applied if shipping to the United States. 247In Stock	Mfr. Part # UTS6JC1823S Mouser Part # 649-UTS6JC1823S	Souriau	Standard Circular Connector 23P STRAIGHT SOCKET PLUG SHELL SIZE 18 Learn More about Souriau trim trio uts connectors	Datasheet	247In Stock	$28.23 $25.12 $21.34 $19.44 Quote Quote A tariff of 8% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Standard Circular Connector 23P JAM NUT SOCKET RECEPTACLE SIZE 18 UTS71823S Souriau 1: $21.47 A tariff of 8% may be applied if shipping to the United States. 128In Stock	Mfr. Part # UTS71823S Mouser Part # 649-UTS71823S	Souriau	Standard Circular Connector 23P JAM NUT SOCKET RECEPTACLE SIZE 18 Learn More about Souriau trim trio uts connectors	Datasheet	128In Stock	$21.47 $18.70 $17.08 $16.28 View $15.49 $14.53 $13.84 A tariff of 8% may be applied if shipping to the United States.	Min.: 1 Mult.: 1

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