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In-Line Circular Connectors

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Types of Circular Connectors

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Part #

Circular Metric Connectors FML M16 Circular Connector Cable Mount A Code 8 Pin IP67 Straight Solder Cup

878-008-203RLS1
NorComp
1: $23.34
75In Stock

Mfr. Part No.
878-008-203RLS1

Mouser Part No
636-878-008-203RLS1

NorComp

Circular Metric Connectors FML M16 Circular Connector Cable Mount A Code 8 Pin IP67 Straight Solder Cup

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Datasheet

75In Stock

$23.34

$19.84

$18.59

$17.75

View

Min.: 1
Mult.: 1

Connectors

Socket (Female)

Solder Cup

IP67

Circular Metric Connectors FML M16 Circular Connector Cable Mount A Code 5 Pin IP67 Straight Solder Cup

878-05A-203RLS1
NorComp
1: $22.41
65In Stock

Mfr. Part No.
878-05A-203RLS1

Mouser Part No
636-878-05A-203RLS1

NorComp

Circular Metric Connectors FML M16 Circular Connector Cable Mount A Code 5 Pin IP67 Straight Solder Cup

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Datasheet

65In Stock

$22.41

$19.05

$17.86

$16.52

View

Min.: 1
Mult.: 1

Connectors

Socket (Female)

Solder Cup

IP67

Circular Metric Connectors FML M16 Circular Connector Cable Mount B Code 5 Pin IP67 Straight Solder Cup

878-05B-203RLS1
NorComp
1: $21.98
75In Stock

Mfr. Part No.
878-05B-203RLS1

Mouser Part No
636-878-05B-203RLS1

NorComp

Circular Metric Connectors FML M16 Circular Connector Cable Mount B Code 5 Pin IP67 Straight Solder Cup

Learn More

Datasheet

75In Stock

$21.98

$18.69

$17.52

$16.21

View

Min.: 1
Mult.: 1

Connectors

Socket (Female)

Solder Cup

IP67

Circular Metric Connectors FML M16 Circular Connector Cable Mount A Code 7 Pin IP67 Straight Solder Cup

878-07A-203RLS1
NorComp
1: $22.93
75In Stock

Mfr. Part No.
878-07A-203RLS1

Mouser Part No
636-878-07A-203RLS1

NorComp

Circular Metric Connectors FML M16 Circular Connector Cable Mount A Code 7 Pin IP67 Straight Solder Cup

Learn More

Datasheet

75In Stock

$22.93

$19.50

$18.28

$17.41

View

Min.: 1
Mult.: 1

Connectors

Socket (Female)

Solder Cup

IP67

Circular Metric Connectors FML M16 Circular Connector Cable Mount B Code 7 Pin IP67 Straight Solder Cup

878-07B-203RLS1
NorComp
1: $22.93
75In Stock

Mfr. Part No.
878-07B-203RLS1

Mouser Part No
636-878-07B-203RLS1

NorComp

Circular Metric Connectors FML M16 Circular Connector Cable Mount B Code 7 Pin IP67 Straight Solder Cup

Learn More

Datasheet

75In Stock

$22.93

$19.50

$18.28

$17.41

View

Min.: 1
Mult.: 1

Connectors

Socket (Female)

Solder Cup

IP67

Standard Circular Connector Receptacle, Inline, 4 Position, Male, Shell Size 12, and End Cap with Individual Reduced Diameter Wire Sealing

RTS1BS12N4PHEC03R
Amphenol SINE Systems
1: $16.67
32In Stock
New At Mouser

Mfr. Part No.
RTS1BS12N4PHEC03R

Mouser Part No
654-RTS1BS12N4PHEC3R

New At Mouser

Amphenol SINE Systems

Standard Circular Connector Receptacle, Inline, 4 Position, Male, Shell Size 12, and End Cap with Individual Reduced Diameter Wire Sealing

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Datasheet

32In Stock

$16.67

$14.78

$14.21

$13.64

View

Min.: 1
Mult.: 1

Receptacles

Pin (Male)

Crimp

IP67, IP69K

Standard Circular Connector Receptacle, Inline, 23 Position, Male, Shell Size 18, Silicone Seal and End Cap with Reduced Individual Wire Sealing

RTS1BS18N23PHEC03R
Amphenol SINE Systems
1: $24.48
15In Stock
New At Mouser

Mfr. Part No.
RTS1BS18N23PHEC03R

Mouser Part No
654-RTS1BS18N23PHC3R

New At Mouser

Amphenol SINE Systems

Standard Circular Connector Receptacle, Inline, 23 Position, Male, Shell Size 18, Silicone Seal and End Cap with Reduced Individual Wire Sealing

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Datasheet

15In Stock

$24.48

$21.22

$20.11

$19.82

View

Min.: 1
Mult.: 1

Receptacles

Pin (Male)

Crimp

IP67, IP69K

Standard Circular Connector Plug, 2 Position, Male, Shell Size 18, Silicone Seal, and End Cap with Individual Wire Sealing

RTS6BS18N2PHEC03
Amphenol SINE Systems
1: $23.51
65In Stock

Mfr. Part No.
RTS6BS18N2PHEC03

Mouser Part No
654-RTS6BS18N2PHEC03

Amphenol SINE Systems

Standard Circular Connector Plug, 2 Position, Male, Shell Size 18, Silicone Seal, and End Cap with Individual Wire Sealing

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Datasheet

65In Stock

$23.51

$21.22

$20.25

$19.99

View

Min.: 1
Mult.: 1

Plugs

Pin (Male)

Solder

IP67, IP69K

Standard Circular Connector Plug, 2 Position, Female, Shell Size 18, Silicone Seal, and End Cap with Individual Wire Sealing

RTS6BS18N2SHEC03
Amphenol SINE Systems
1: $25.17
35In Stock

Mfr. Part No.
RTS6BS18N2SHEC03

Mouser Part No
654-RTS6BS18N2SHEC03

Amphenol SINE Systems

Standard Circular Connector Plug, 2 Position, Female, Shell Size 18, Silicone Seal, and End Cap with Individual Wire Sealing

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Datasheet

35In Stock

$25.17

$22.54

$21.43

$21.13

View

Min.: 1
Mult.: 1

Plugs

Pin (Male)

Solder

IP67, IP69K

Standard Circular Connector ECO MATE

RTS6BS18N4PHEC03
Amphenol SINE Systems
1: $25.08
100In Stock

Mfr. Part No.
RTS6BS18N4PHEC03

Mouser Part No
654-RTS6BS18N4PHEC03

Amphenol SINE Systems

Standard Circular Connector ECO MATE

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Datasheet

100In Stock

$25.08

$24.25

$24.00

$17.58

View

Min.: 1
Mult.: 1

Plugs

Pin (Male)

IP67, IP69K

Standard Circular Connector ECO MATE

RTS6BS18N4SHEC03
Amphenol SINE Systems
1: $20.60
80In Stock

Mfr. Part No.
RTS6BS18N4SHEC03

Mouser Part No
654-RTS6BS18N4SHEC03

Amphenol SINE Systems

Standard Circular Connector ECO MATE

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Datasheet

80In Stock

$20.60

$19.00

$18.29

$18.06

View

Min.: 1
Mult.: 1

Plugs

Pin (Male)

IP67, IP69K

Circular MIL Spec Connector ER 2C 2#16S SKT RECP LINE

MS3101F12S-3SW
ITT Cannon
1: $105.55
50In Stock

Mfr. Part No.
MS3101F12S-3SW

Mouser Part No
695-MS3101F12S-3SW

ITT Cannon

Circular MIL Spec Connector ER 2C 2#16S SKT RECP LINE

Datasheet

50In Stock

$105.55

$76.64

$73.68

$71.21

View

Min.: 1
Mult.: 1

Receptacles

Socket (Female)

Standard Circular Connector Hybrid connector B17 field attachable connector ENP-17-0-RKCPbu4PEDst4/150/034

57-20002
Amphenol CONEC
1: $92.00
7In Stock
New At Mouser

Mfr. Part No.
57-20002

Mouser Part No
706-57-20002

New At Mouser

Amphenol CONEC

Standard Circular Connector Hybrid connector B17 field attachable connector ENP-17-0-RKCPbu4PEDst4/150/034

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Datasheet

7In Stock

$92.00

$88.26

$85.20

$82.72

View

Min.: 1
Mult.: 1

Receptacles

Socket (Female)

Crimp

IP65, IP67

Standard Circular Connector

RM12BJB-2PH(81)
Hirose Connector
1: $23.65
31In Stock
New At Mouser

Mfr. Part No.
RM12BJB-2PH(81)

Mouser Part No
798-RM12BJB-2PH81

New At Mouser

Hirose Connector

Standard Circular Connector

Datasheet

31In Stock

$23.65

$20.51

$19.42

$19.14

View

Min.: 1
Mult.: 1

Receptacles

Standard Circular Connector

RM12BJB-7S(81)
Hirose Connector
1: $25.51
30In Stock

Mfr. Part No.
RM12BJB-7S(81)

Mouser Part No
798-RM12BJB-7S81

Hirose Connector

Standard Circular Connector

Datasheet

30In Stock

$25.51

$20.66

$20.64

$19.11

View

Min.: 1
Mult.: 1

Receptacles

Socket (Female)

Solder Cup

Circular MIL Spec Connector Cable Rec 26-way Pin Backshell Latching

SCE2BL1K0926PN
Amphenol LTD
1: $292.35
16In Stock

Mfr. Part No.
SCE2BL1K0926PN

Mouser Part No
523-SCE2BL1K0926PN

Amphenol LTD

Circular MIL Spec Connector Cable Rec 26-way Pin Backshell Latching

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Datasheet

16In Stock

$292.35

$256.65

$235.86

$226.78

View

Min.: 1
Mult.: 1

Receptacles

Pin (Male)

Solder

Circular MIL Spec Connector 37P Sz 10 Inline Pin Recpt 2nd Generation

SCE2BL1K1037PN
Amphenol LTD
1: $350.58
26In Stock

Mfr. Part No.
SCE2BL1K1037PN

Mouser Part No
523-SCE2BL1K1037PN

Amphenol LTD

Circular MIL Spec Connector 37P Sz 10 Inline Pin Recpt 2nd Generation

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Datasheet

26In Stock

$350.58

$301.23

$282.39

Min.: 1
Mult.: 1

Receptacles

Pin (Male)

Circular MIL Spec Connector

MS3111F8-4P
Souriau
1: $158.60
90In Stock
20Expected 18/9/2026

Mfr. Part No.
MS3111F8-4P

Mouser Part No
649-MS3111F8-4P

Souriau

Circular MIL Spec Connector

Learn More

Datasheet

90In Stock

20Expected 18/9/2026

$158.60

$144.62

$139.06

$134.42

$127.00

Min.: 1
Mult.: 1

Receptacles

Pin (Male)

Solder

Standard Circular Connector 8P Pin Recept Sz 12 Cable Mnt Backshell

UTS1JC128P
Souriau
1: $28.44
542In Stock
400Expected 9/9/2026

Mfr. Part No.
UTS1JC128P

Mouser Part No
649-UTS1JC128P

Souriau

Standard Circular Connector 8P Pin Recept Sz 12 Cable Mnt Backshell

Learn More

Datasheet

542In Stock

400Expected 9/9/2026

$28.44

$24.18

$22.67

$21.58

View

Min.: 1
Mult.: 1

Receptacles

Without Pin Contacts

Crimp

IP69X

Standard Circular Connector 8P Sckt Recept Sz 12 Cable Mnt Backshell

UTS1JC128S
Souriau
1: $28.45
175In Stock

Mfr. Part No.
UTS1JC128S

Mouser Part No
649-UTS1JC128S

Souriau

Standard Circular Connector 8P Sckt Recept Sz 12 Cable Mnt Backshell

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Datasheet

175In Stock

$28.45

$24.18

$22.67

$21.58

View

Min.: 1
Mult.: 1

Receptacles

Without Socket Contacts

Crimp

IP69X

Standard Circular Connector 19P Pin Recept Sz 14 Cable Mnt Backshell

UTS1JC1419P
Souriau
1: $26.86
170In Stock

Mfr. Part No.
UTS1JC1419P

Mouser Part No
649-UTS1JC1419P

Souriau

Standard Circular Connector 19P Pin Recept Sz 14 Cable Mnt Backshell

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Datasheet

170In Stock

$26.86

$23.51

$19.76

$19.37

View

Min.: 1
Mult.: 1

Receptacles

Without Pin Contacts

Crimp

IP69X

Standard Circular Connector 7P Pin Recept Sz 14 Cable Mnt Backshell

UTS1JC147P
Souriau
1: $29.50
257In Stock

Mfr. Part No.
UTS1JC147P

Mouser Part No
649-UTS1JC147P

Souriau

Standard Circular Connector 7P Pin Recept Sz 14 Cable Mnt Backshell

Learn More

Datasheet

257In Stock

$29.50

$25.08

$23.50

$22.94

View

Min.: 1
Mult.: 1

Receptacles

Without Pin Contacts

Crimp

IP68, IP69K

Circular MIL Spec Connector 13P Size 10 Inline Socket Recept Crimp

JT01RE-16-35S(SR)
Amphenol Aerospace
1: $526.21
40In Stock

Mfr. Part No.
JT01RE-16-35S(SR)

Mouser Part No
654-JT01RE1635SSR

Amphenol Aerospace

Circular MIL Spec Connector 13P Size 10 Inline Socket Recept Crimp

Datasheet

40In Stock

$526.21

$478.65

$461.48

Min.: 1
Mult.: 1

Receptacles

Socket (Female)

Crimp

Circular MIL Spec Connector RECEPTACLE

MS3101A36-10S
Amphenol Industrial
1: $156.56
16In Stock

Mfr. Part No.
MS3101A36-10S

Mouser Part No
654-MS3101A36-10S

Amphenol Industrial

Circular MIL Spec Connector RECEPTACLE

Learn More

Datasheet

16In Stock

$156.56

$147.56

Min.: 1
Mult.: 1

Receptacles

Socket (Female)

Solder

Circular MIL Spec Connector 5015 RR 4#16S SKT RECP

MS3451W14S-2S
Amphenol Aerospace
1: $173.11
23In Stock

Mfr. Part No.
MS3451W14S-2S

Mouser Part No
654-MS3451W14S-2S

Amphenol Aerospace

Circular MIL Spec Connector 5015 RR 4#16S SKT RECP

Learn More

Datasheet

23In Stock

$173.11

$157.87

$151.79

$146.73

$138.62

Min.: 1
Mult.: 1

Receptacles

Socket (Female)

Crimp

In-Line Circular Connectors

Types of Circular Connectors

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