.hide-partial { max-height: none; } .show-more { display: none; }

Circular Connectors

Circular Connectors are in stock with same-day shipping at Mouser from leading manufacturers. Mouser is an authorized distributor for many Circular Connector manufacturers, including Amphenol, Glenair, ITT Cannon, LEMO, ODU, Phoenix Contact, Souriau, TE Connectivity & more.
More...

Please view our large selection of circular connectors below.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Circular Connectors

List Images

Results: 1,657,355

Applied Filters:

Manufacturer

Product

Contact Gender

Termination Style

IP Rating

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Circular MIL Spec Tools, Hardware & Accessories IP68 Sealed Cap For Dura-Twist Panel Connectors, Metal

TS2PCAPM
Conxall / Switchcraft
1: $21.10
800In Stock

Mfr. Part #
TS2PCAPM

Mouser Part #
502-TS2PCAPM

Conxall / Switchcraft

Circular MIL Spec Tools, Hardware & Accessories IP68 Sealed Cap For Dura-Twist Panel Connectors, Metal

Datasheet

800In Stock

$21.10

$18.28

$17.34

$14.73

View

Min.: 1
Mult.: 1

Caps

Standard Circular Connector 4 Pin SZ 20 Inline

SJS704120
Amphenol PCD
1: $38.81
978In Stock
725Expected 11/12/2026

Mfr. Part #
SJS704120

Mouser Part #
523-SJS704120

Amphenol PCD

Standard Circular Connector 4 Pin SZ 20 Inline

Learn More

Datasheet

978In Stock

725Expected 11/12/2026

$38.81

$32.98

$30.90

$29.47

View

Min.: 1
Mult.: 1

Connectors

Pin (Male)

Standard Circular Connector Plug Dust Cap with Chain Shell Size 14

RT614DCG
Amphenol SINE Systems
1: $22.78
246In Stock

Mfr. Part #
RT614DCG

Mouser Part #
654-RT614DCG

Amphenol SINE Systems

Standard Circular Connector Plug Dust Cap with Chain Shell Size 14

Datasheet

246In Stock

$22.78

$19.75

$18.72

$18.45

View

Min.: 1
Mult.: 1

Accessories

Circular Push Pull Connectors LEMO Circular Plug, 12 LV Contacts, with Crimp termination

FGG.2T.312.CYCC70
LEMO
1: $140.17
17In Stock

Mfr. Part #
FGG.2T.312.CYCC70

Mouser Part #
736-FGG2T312CYCC70

LEMO

Circular Push Pull Connectors LEMO Circular Plug, 12 LV Contacts, with Crimp termination

Learn More

Datasheet

17In Stock

$140.17

$126.96

$122.98

$120.71

View

Min.: 1
Mult.: 1

Connectors

Pin (Male)

Crimp

IP68

Circular Push Pull Connectors RECPT W.NUT(CdG) 8CTS CAT6A

EGG.2T.514.CYM
LEMO
1: $116.95
30In Stock

Mfr. Part #
EGG.2T.514.CYM

Mouser Part #
736-EGG.2T.514.CYM

LEMO

Circular Push Pull Connectors RECPT W.NUT(CdG) 8CTS CAT6A

Learn More

Datasheet

30In Stock

$116.95

$114.60

Min.: 1
Mult.: 1

Connectors

Pin (Male) and Socket (Female)

Crimp

IP68

Standard Circular Connector PLUG REVERSE 22-28

208492-1
TE Connectivity
1: $332.94
74In Stock

Mfr. Part #
208492-1

Mouser Part #
571-2084921

TE Connectivity

Standard Circular Connector PLUG REVERSE 22-28

Learn More

Datasheet

74In Stock

$332.94

$283.02

$265.36

$252.28

View

Min.: 1
Mult.: 1

Plugs

Without Pin Contacts

Crimp

Circular MIL Spec Backshells A3057-6A-1

A30576A1
Amphenol PCD
1: $20.68
23In Stock
New Product

Mfr. Part #
A30576A1

Mouser Part #
523-A30576A1

New Product

Amphenol PCD

Circular MIL Spec Backshells A3057-6A-1

23In Stock

$20.68

$17.93

$15.81

$15.80

View

Min.: 1
Mult.: 1

Circular MIL Spec Tools, Hardware & Accessories DUST CAP - M28840

M28840/13ABW
Amphenol PCD
1: $170.18
48In Stock

Mfr. Part #
M28840/13ABW

Mouser Part #
523-M2884013ABW

Amphenol PCD

Circular MIL Spec Tools, Hardware & Accessories DUST CAP - M28840

Learn More

Datasheet

48In Stock

$170.18

$147.04

$137.84

$131.26

$125.01

Min.: 1
Mult.: 1

Dust Caps

Standard Circular Connector A SERIES-AHD THIN SEAL CONN

AHDM04-24-23ST
Amphenol SINE Systems
1: $23.49
116In Stock

Mfr. Part #
AHDM04-24-23ST

Mouser Part #
654-AHDM04-24-23ST

Amphenol SINE Systems

Standard Circular Connector A SERIES-AHD THIN SEAL CONN

Learn More

Datasheet

116In Stock

$23.49

$17.28

$17.00

$16.99

View

Min.: 1
Mult.: 1

Receptacles

Socket (Female)

Clamp

IP69X

Circular MIL Spec Backshells A34203

A34203
Amphenol PCD
1: $6.15
65In Stock
New Product

Mfr. Part #
A34203

Mouser Part #
523-A34203

New Product

Amphenol PCD

Circular MIL Spec Backshells A34203

65In Stock

$6.15

$5.69

$4.50

$4.32

View

Min.: 1
Mult.: 1

Circular MIL Spec Backshells Backshell;Thread Adapter;CAD

M85049/144-32W28-5
Amphenol PCD
1: $80.41
19In Stock
New Product

Mfr. Part #
M85049/144-32W28-5

Mouser Part #
523-M85049/14432W285

New Product

Amphenol PCD

Circular MIL Spec Backshells Backshell;Thread Adapter;CAD

Datasheet

19In Stock

$80.41

$69.73

$63.39

$62.31

View

Min.: 1
Mult.: 1

Strain Reliefs

Circular MIL Spec Backshells A3057-10A-626

A305710A626
Amphenol PCD
1: $30.28
25In Stock
New Product

Mfr. Part #
A305710A626

Mouser Part #
523-A305710A626

New Product

Amphenol PCD

Circular MIL Spec Backshells A3057-10A-626

25In Stock

$30.28

$25.73

$24.10

$22.85

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector 8LT 7C 7#20 SKT RECP

8LT111B99SN
Souriau
1: $95.13
3In Stock
New Product

Mfr. Part #
8LT111B99SN

Mouser Part #
649-8LT111B99SN

New Product

Souriau

Circular MIL Spec Connector 8LT 7C 7#20 SKT RECP

Datasheet

3In Stock

$95.13

$84.57

$81.32

$78.60

$74.26

Min.: 1
Mult.: 1

Receptacles

Circular MIL Spec Backshells B/S, Strain Relief , 45deg, Size 25, Cadmium

M28840/3GW
Amphenol PCD
1: $203.20
23In Stock

Mfr. Part #
M28840/3GW

Mouser Part #
523-M288403GW

Amphenol PCD

Circular MIL Spec Backshells B/S, Strain Relief , 45deg, Size 25, Cadmium

Learn More

Datasheet

23In Stock

$203.20

$186.50

$182.27

View

Min.: 1
Mult.: 1

Strain Relief Backshells

Circular MIL Spec Contacts SZ 22 CONTACT

38941-22L
TE Connectivity / DEUTSCH
1: $0.351
94,259In Stock

Mfr. Part #
38941-22L

Mouser Part #
571-38941-22L

TE Connectivity / DEUTSCH

Circular MIL Spec Contacts SZ 22 CONTACT

Datasheet

94,259In Stock

$0.351

$0.345

Min.: 1
Mult.: 1

Circular MIL Spec Contacts SKT 22D GA PC TAIL

10-497623-015
Amphenol Aerospace
1: $9.14
8,700In Stock

Mfr. Part #
10-497623-015

Mouser Part #
654-10-497623-015

Amphenol Aerospace

Circular MIL Spec Contacts SKT 22D GA PC TAIL

Datasheet

8,700In Stock

$9.14

$8.79

Min.: 1
Mult.: 1

Socket (Female)

Circular Metric Connectors M40 C Straight Plug 8 Position

MC1CJN0800
Amphenol SINE Systems
1: $74.66
281In Stock

Mfr. Part #
MC1CJN0800

Mouser Part #
654-MC1CJN0800

Amphenol SINE Systems

Circular Metric Connectors M40 C Straight Plug 8 Position

Learn More

Datasheet

281In Stock

$74.66

$67.00

$66.96

$62.89

View

Min.: 1
Mult.: 1

Couplers

Without Socket Contacts

Crimp

IP67

Circular MIL Spec Tools, Hardware & Accessories DUST CAPS

D3899933K11N
Amphenol PCD
1: $53.22
63In Stock

Mfr. Part #
D3899933K11N

Mouser Part #
523-D3899933K11N

Amphenol PCD

Circular MIL Spec Tools, Hardware & Accessories DUST CAPS

Datasheet

63In Stock

$53.22

$47.49

$46.45

$45.01

View

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Connector Conn, Wall Mt Recpt, Size 25, Cadmium, Key 1

M28840/10AG1P1
Amphenol PCD
1: $478.15
20In Stock

Mfr. Part #
M28840/10AG1P1

Mouser Part #
523-M2884010AG1P1

Amphenol PCD

Circular MIL Spec Connector Conn, Wall Mt Recpt, Size 25, Cadmium, Key 1

Learn More

Datasheet

20In Stock

$478.15

$408.89

$387.30

Min.: 1
Mult.: 1

Receptacles

Pin (Male)

Crimp

Circular MIL Spec Tools, Hardware & Accessories B/S, Dummy Recept, , Size 13, Cadmium, Key 1

M28840/7B1
Amphenol PCD
1: $197.11
25In Stock

Mfr. Part #
M28840/7B1

Mouser Part #
523-M288407B1

Amphenol PCD

Circular MIL Spec Tools, Hardware & Accessories B/S, Dummy Recept, , Size 13, Cadmium, Key 1

Learn More

Datasheet

25In Stock

$197.11

$178.75

$175.27

$175.21

View

Min.: 1
Mult.: 1

Receptacles

Standard Circular Connector A SERIES-AHD THIN SEAL CONN

AHDM04-24-23PT
Amphenol SINE Systems
1: $24.02
128In Stock

Mfr. Part #
AHDM04-24-23PT

Mouser Part #
654-AHDM04-24-23PT

Amphenol SINE Systems

Standard Circular Connector A SERIES-AHD THIN SEAL CONN

Learn More

Datasheet

128In Stock

$24.02

$21.67

$20.31

$19.06

View

Min.: 1
Mult.: 1

Receptacles

Pin (Male)

Clamp

IP69X

Circular MIL Spec Backshells B/S, Strain Relief , 90deg, Size 13, Cadmium

M28840/2BW
Amphenol PCD
1: $131.31
23In Stock

Mfr. Part #
M28840/2BW

Mouser Part #
523-M288402BW

Amphenol PCD

Circular MIL Spec Backshells B/S, Strain Relief , 90deg, Size 13, Cadmium

Learn More

Datasheet

23In Stock

$131.31

$115.34

$108.11

$102.95

$98.05

Min.: 1
Mult.: 1

Strain Relief Backshells

Circular MIL Spec Backshells B/S, STRAIN RELIEF - M28840

M28840/2GW
Amphenol PCD
1: $178.49
23In Stock

Mfr. Part #
M28840/2GW

Mouser Part #
523-M288402GW

Amphenol PCD

Circular MIL Spec Backshells B/S, STRAIN RELIEF - M28840

Learn More

Datasheet

23In Stock

$178.49

$161.28

$157.89

$154.32

View

Min.: 1
Mult.: 1

Strain Relief Backshells

Standard Circular Connector A SERIES-AHD THIN SEAL CONN

AHDM06-24-23PT
Amphenol SINE Systems
1: $36.24
76In Stock

Mfr. Part #
AHDM06-24-23PT

Mouser Part #
654-AHDM06-24-23PT

Amphenol SINE Systems

Standard Circular Connector A SERIES-AHD THIN SEAL CONN

Learn More

Datasheet

76In Stock

$36.24

$29.26

$29.25

$28.02

View

Min.: 1
Mult.: 1

Receptacles

Pin (Male)

Clamp

IP69X

Circular Metric Connectors M12 CHT 4S+4P REC Pnl Mnt M16

120244-0002
Molex
1: $63.12
367In Stock

Mfr. Part #
120244-0002

Mouser Part #
538-120244-0002

Molex

Circular Metric Connectors M12 CHT 4S+4P REC Pnl Mnt M16

Learn More

Datasheet

367In Stock

$63.12

$57.68

$50.39

$50.14

Min.: 1
Mult.: 1

Socket (Female)

IDC

IP67

Circular Connectors

Types of Circular Connectors

Customer Service Office

Company

Resources

Support

3M
ABB
Adam Tech
Advantech
Alpha Wire
Altech
Amphenol
Applied Motion
Banner Engineering
Basler
Belden Wire & Cable
Bulgin
C&K Aerospace
Caplugs
Carling Technologies
Cinch Connectivity Solutions
Daniels Manufacturing
Deltron
Digilent
Eaton
Essentra
Glenair
HARTING
Harwin
Hirose Electric
Hirschmann
Honeywell
IDEC
Inventek Systems
ITT Cannon
JAE Electronics
JST
Kobiconn
Kycon
KYOCERA AVX
LAPP
L-Com
LEMO
LPRS
Lumberg Automation
LUTZE
Menda
METZ CONNECT
Micro-Mode
Mill-Max
Molex
Mueller Electric
Murrelektronik
Neutrik
NorComp
ODU
Omron
Panduit
Phoenix Contact
Positronic
Preci-dip
Qnity
Radiall
Rosenberger
Same Sky
Samtec
Schaltbau
Schneider Electric
Schurter
Siemens
Souriau
Sunbank
Sure-Seal
Switchcraft
TE Connectivity
Teltonika
Tri-Star Electronics
TT Electronics
Ultralife
Vicor
Weidmuller
Winchester Interconnect
Wurth Elektronik
Yamaichi Electronics

Accessories
Accessory
Adapter Kits
Adapters
Backshell
Backshells
Band Lock Adapters
Banding Backshells
Braid Termination Bands
Braid Trap Backshells
Bulkhead Connectors
Bushings
Cable Clamp / Backshells
Cable Clamps
Cable Connectors
Cable Glands
Cable Kits
Cable Mounts
Cable Plugs
Caps

Copper
Female
Female, Male
Female / Female
Female / Male
Jack
Male
Male, Female
Male / Female
Male / Female, Female
Male (Pin)
Pin
Pin (Gold)
Pin (Male)
Pin (Male), Pin (Male)
Pin (Male), Pin (Male), Pin (Male)
Pin (Male), Pin (Male), Pin (Male), Pin (Male)
Pin (Male), Pin (Male), Socket (Female)
Pin (Male), Socket (Female)
Pin (Male), Socket (Female), Pin (Male)

BNC
Cable
Cable-Crimp
Clamp
Coupler
Crimp
Crimp / Solder
IDC
Kinked Pin
M12
PCB
PC Pin
PC Tail
Pin
Plug Connection
Pluggable Screw
Print (Elbow)
Print (Straight)
Push-In
Push-Lock Spring

-
IP20
IP20, IP67
IP30
IP40
IP44
IP50
IP50, IP66
IP54
IP55
IP55X
IP5X
IP61
IP64
IP64, IP69, IPX9K
IP65
IP65, IP66, IP67
IP65, IP66, IP67, IP68
Ip65, IP66, IP67, IP68
IP65, IP66, IP69