GENERAL PURPOSE Other Function Circular Connectors 2,400+

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Part RoHS Manufacturer Connector Type Option Reliability Contact Gender Dielectric Withstanding Voltage (V) No. of Connectors Configuration Panel Mount Body Length Body Diameter Insulation Resistance Mixed Contacts EMI Shielded Filter Feature Body Width Termination Contact Finish Body Depth Rated Voltage MIL Conformity Coupling Type Insulator Material No. of Rows Loaded Maximum Operating Temperature (Cel) DIN Conformance Board Mounting Option Contact Design IEC Conformity Minimum Operating Temperature Empty Shell Shell Finish Plating Thickness (inch) No. of Ports Contact Material UL Flammability Code Mating Contact Finish Polarization Key Additional Features Rated Current - Signal Reference Standard Insulator Color Polarization Rotation Degrees Total No. of Contacts Backshell Type Contact Arrangement Minimum Wire Size Durability Mating Contact Row Spacing (inch) Mounting Type Environmental Characteristics Maximum Wire Size Characteristic Impedance Sub-Category Shell Material Terminal Pitch (mm) Cable Types Mating Info. Mains Connector Rating Contact Sizes Contact Quantities Termination Type Minimum Withdrawal Force (N) Manufacturer Series Contact Resistance Body or Shell Style Mounting Style Minimum Insulation Diameter Contact Style JESD-609 Code Maximum Insertion Force (N) Mounting Option-2 Terminal Length Mounting Option-1 No. of Poles Shell Size

2102352-1

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE

ONE

NO

NO

NO

NO

NOT APPLICABLE

NO

NO

NO

YES

NICKEL

1

NOT SPECIFIED

NOT SPECIFIED

N

8

SOLID

CABLE

ALUMINUM ALLOY

115/230VAC

CRIMP

RECEPTACLE

RND PIN-SKT

8

8-2399609-8

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE

NO

NO

NO

NO

NOT APPLICABLE

1000 V

NO

1

140

NO

NO

-40 Cel

YES

1

NOT SPECIFIED

94V-0

NOT SPECIFIED

POLARIZED

500 A

UL

PANEL

500A

RND PIN-SKT

8413

Abb Installation Products

CIRCULAR CONNECTOR

GENERAL PURPOSE

FEMALE

NO

NO

NO

SNAP

NO

NO

NO

2

SOLID

CABLE

CORROSION RESISTANT

HSA

RECEPTACLE

T4040014031-000

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE

ONE

NO

NO

NO

NO

NOT APPLICABLE

NO

85

NO

PREASSEM CONN

NO

-40 Cel

YES

NICKEL

1

NOT SPECIFIED

NOT SPECIFIED

POLARIZED

3 A

A

3

BRASS

3A

PLUG

RND PIN-SKT

12.6

120-8552-102

ITT Cannon

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE AND FEMALE

NO

NO

NO

SNAP

NO

NO

YES

COPPER ALLOY

SILVER

COMPATIBLE CONTACTS: 330-8672-100; 031-8703-100; 121348-100; 121347-100

4

SOLID

CABLE

ELASTOMERIC

MSS

PLUG

4

2399609-8

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE

NO

NO

NO

NO

NOT APPLICABLE

1000 V

NO

1

140

NO

NO

-40 Cel

YES

1

NOT SPECIFIED

94V-0

NOT SPECIFIED

POLARIZED

500 A

UL

PANEL

500A

RND PIN-SKT

C01630G00610012

Amphenol

CIRCULAR CONNECTOR

GENERAL PURPOSE

COMMERCIAL

FEMALE

100000000 ohm

NO

NO

Silver (Ag)

1.22 inch

NO

THREADED

POLYAMIDE

125

NO

NO

-40 Cel

NO

1

SILVER

POLAR PIN POSITION

10 A

UL,VDE,CSA

BLACK

7

SOLID

500 Cycles

CABLE

DIN Connectors

PA66/PA6

MULTIPLE MATING PARTS AVAILABLE

SOLDER

5 mohm

RECEPTACLE

STRAIGHT

RND PIN-SKT

e4

SCREW

M3

T4110011051-000

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

FEMALE

ONE

NO

NO

YES

NO

NOT APPLICABLE

60 V

NO

THREADED

85

NO

PREASSEM CONN

NO

-40 Cel

YES

NICKEL

1

NOT SPECIFIED

NOT SPECIFIED

POLARIZED

4 A

A

5

24 AWG

100 Cycles

18 AWG

BRASS

4A

RECEPTACLE

RND PIN-SKT

20

T4171110003-001

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

FEMALE

ONE

NO

NO

NO

NO

NOT APPLICABLE

NO

85

NO

PREASSEM CONN

NO

-40 Cel

YES

NICKEL

1

NOT SPECIFIED

NOT SPECIFIED

POLARIZED

4 A

A

3

22 AWG

CABLE

20 AWG

BRASS

4A

RECEPTACLE

RND PIN-SKT

18

HD16-9-96S-C016

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

FEMALE

ONE

NO

1.632 inch

NO

NO

NO

1.59 inch

NOT APPLICABLE

1.59 inch

250 V

NO

GLASS FILLED POLYAMIDE

125

NO

NO

-55 Cel

YES

1

NOT SPECIFIED

94V-1

NOT SPECIFIED

POLARIZED

13 A

UL

9

SOLID

CABLE

13A

PLUG

RND PIN-SKT

W/STRAIN RELIEF

SV120-8

Lumberg Connect

CIRCULAR CONNECTOR

GENERAL PURPOSE

COMMERCIAL

MALE

10000000000 ohm

NO

YES

1.65 inch

NO

THREADED

POLYAMIDE

85

NO

YES

-40 Cel

NO

NICKEL PLATED

1

NOT SPECIFIED

NOT SPECIFIED

POLAR PIN POSITION

STANDARD: IEC 60130-9

3 A

VDE

12

SOLID

CABLE

DIN Connectors

COPPER-ZINC ALLOY

MULTIPLE MATING PARTS AVAILABLE

SOLDER

5 mohm

PLUG

STRAIGHT

RND PIN-SKT

.386 inch

LOCKING

1-206455-2

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE

ONE

NO

NO

NO

NO

NOT APPLICABLE

250 V

NO

THREADED

POLYAMIDE66

105

NO

NO

-55 Cel

YES

TIN

1

NOT SPECIFIED

94V-0

NOT SPECIFIED

POLARIZED

UL

BLACK

63

SOLID

PANEL

POLYETHYLENE

115/230VAC

SOLDER

RECEPTACLE

RND PIN-SKT

23

120-1906-000

ITT Cannon

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE

NO

NO

NO

SNAP

NO

NO

YES

COPPER ALLOY

SILVER

COMPATIBLE CONTACTS: 031-1297-000; 031-1296-000; 030-2244-001; 030-2244-002

1

SOLID

CABLE

ELASTOMERIC

SSP

PLUG

1977880-1

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

FEMALE

ONE

NO

NO

NO

NO

600 V

NO

THREADED

POLYAMIDE66

105

NO

NO

-55 Cel

YES

1

NOT SPECIFIED

94V-0

NOT SPECIFIED

POLARIZED

UL

BLACK

A

4

IMMERSION RESISTANT

115/230VAC

RECEPTACLE

STRAIGHT

RND PIN-SKT

SCREW

5/8-24 UNEF-2A

11

2-2399606-8

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE

NO

NO

NO

NO

NOT APPLICABLE

1000 V

NO

1

140

NO

NO

-40 Cel

YES

1

NOT SPECIFIED

94V-0

NOT SPECIFIED

POLARIZED

500 A

UL

PANEL

500A

RND PIN-SKT

206705-2

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE

ONE

NO

NO

NO

NO

NOT APPLICABLE

600 V

NO

THREADED

POLYETHYLENE

105

NO

NO

-55 Cel

YES

1

NOT SPECIFIED

94V-0

NOT SPECIFIED

POLARIZED

COMPATIBLE CONTACTS: 66425-6; 66429-3; 164159-3; 164162-1; 164162-2

UL

BLACK

A

9

SOLID

CABLE

206708-1

115/230VAC

CRIMP

RECEPTACLE

STRAIGHT

RND PIN-SKT

SCREW

3/4 - 20 UNEF-2A

13

FGG.00.304.CLAD35

Lemo Usa

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE

.252 inch

NO

NO

1.122 inch

SNAP

NOT SPECIFIED

NOT SPECIFIED

STANDARD: 94V-0

UL

4

CABLE

BRASS

SOLDER

PLUG

SRCN2A21-16S

Japan Aviation Electronics Industry

CIRCULAR CONNECTOR

GENERAL PURPOSE

FEMALE

NO

NO

SILVER

NO

THREADED

NO

NO

NO

NICKEL

COPPER ALLOY

SILVER

POLARIZED

16

SOLID

PANEL

ALUMINUM ALLOY

MULTIPLE MATING PARTS AVAILABLE

SOLDER

SRCN

RECEPTACLE

e4

21

T4040034031-000

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE

ONE

NO

NO

YES

NO

NOT APPLICABLE

NO

85

NO

PREASSEM CONN

NO

-40 Cel

YES

NICKEL

1

NOT SPECIFIED

NOT SPECIFIED

POLARIZED

3 A

A

3

BRASS

3A

PLUG

RND PIN-SKT

12.6

132041-0213

ITT Cannon

CIRCULAR CONNECTOR

GENERAL PURPOSE

FEMALE

NO

NO

NO

SNAP

POLYSULFONE

NO

NO

NO

POLARIZED

4

SOLID

CABLE

SOLDER

RECEPTACLE

1977889-1

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE

ONE

NO

NO

NO

NO

250 V

NO

THREADED

POLYAMIDE

105

NO

NO

-55 Cel

YES

1

NOT SPECIFIED

94V-0

NOT SPECIFIED

POLARIZED

UL

BLACK

A

3

IMMERSION RESISTANT

115/230VAC

PLUG

STRAIGHT

RND PIN-SKT

SCREW

15/16-20 UNEF-2A

17

EGN.0M.305.XLM

Lemo Usa

CIRCULAR CONNECTOR

GENERAL PURPOSE

FEMALE

NO

NO

NO

THREADED

NO

NO

NO

NOT SPECIFIED

NOT SPECIFIED

POLARIZED

5

SOLID

CABLE AND PANEL

FLUID/VIBRATION RESISTANT

ALUMINUM ALLOY

MULTIPLE MATING PARTS AVAILABLE

CRIMP

SOCKET

SLPPB35BSB3EH

Amphenol

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE

NO

NO

NOT APPLICABLE

1.142 inch

SNAP

125

-40 Cel

NO

NOT SPECIFIED

NOT SPECIFIED

UL

1

SOLID

CABLE

ENVIRONMENT RESISTANT

MULTIPLE MATING PARTS AVAILABLE

CRIMP

PLUG

211102-1

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

FEMALE

ONE

NO

NO

NO

NO

600 V

NO

THREADED

POLYETHYLENE

105

NO

NO

-55 Cel

YES

1

NOT SPECIFIED

94V-0

NOT SPECIFIED

POLARIZED

COMPATIBLE CONTACTS: 66424-6; 66424-7; 66428-3; 66428-4; 66405-4

UL

BLACK

A

4

SOLID

PANEL

206429-1

115/230VAC

RECEPTACLE

STRAIGHT

RND PIN-SKT

SCREW

5/8-24 UNEF-2A

11

C01620G00320012

Amphenol

CIRCULAR CONNECTOR

GENERAL PURPOSE

FEMALE

NO

NO

Gold (Au)

NO

THREADED

NO

NO

NO

GOLD

4

SOLID

CABLE

POLYAMIDE66/6

MULTIPLE MATING PARTS AVAILABLE

SCREW

RECEPTACLE

e4

1-2399609-1

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE

NO

NO

NO

NO

NOT APPLICABLE

1000 V

NO

1

140

NO

NO

-40 Cel

YES

1

NOT SPECIFIED

94V-0

NOT SPECIFIED

POLARIZED

500 A

UL

PANEL

500A

RND PIN-SKT

SV40

Lumberg Connect

CIRCULAR CONNECTOR

GENERAL PURPOSE

COMMERCIAL

MALE

10000000000 ohm

NO

YES

NOT APPLICABLE

1.65 inch

NO

THREADED

POLYAMIDE

85

NO

YES

-40 Cel

NO

NICKEL PLATED

1

COPPER ZINC

GOLD

POLAR PIN POSITION

STANDARD: IEC 60130-9

5 A

VDE

4

SOLID

CABLE

DIN Connectors

COPPER-ZINC ALLOY

MULTIPLE MATING PARTS AVAILABLE

SOLDER

5 mohm

PLUG

STRAIGHT

RND PIN-SKT

1.201 inch

LOCKING

4-2399606-8

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE

NO

NO

NO

NO

NOT APPLICABLE

1000 V

NO

1

140

NO

NO

-40 Cel

YES

1

NOT SPECIFIED

94V-0

NOT SPECIFIED

POLARIZED

500 A

UL

PANEL

500A

RND PIN-SKT

1-967325-3

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

FEMALE

ONE

NO

1.22 inch

NO

NO

NO

NOT APPLICABLE

1.291 inch

NO

THREADED

GLASS FILLED POLYBUTYLENE TEREPHTHALATE

120

NO

NO

-40 Cel

YES

1

NOT SPECIFIED

NOT SPECIFIED

POLARIZED

2

SOLID

CABLE

7

115/230VAC

SOCKET

RND PIN-SKT

T4041037041-000

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

FEMALE

ONE

NO

NO

YES

NO

NOT APPLICABLE

NO

85

NO

PREASSEM CONN

NO

-40 Cel

YES

NICKEL

1

NOT SPECIFIED

NOT SPECIFIED

POLARIZED

3 A

A

4

BRASS

3A

RECEPTACLE

RND PIN-SKT

12.6

UTG0128P

Souriau-sunbank Connection Technologies

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE

.748 inch

8

PANEL

CRIMP

RECEPTACLE

YHDP26-24-31SEL024

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

FEMALE

ONE

NO

1.508 inch

NO

NO

NO

1.95 inch

NOT APPLICABLE

1.95 inch

250 V

NO

GLASS FILLED POLYAMIDE

125

NO

NO

-55 Cel

YES

1

NOT SPECIFIED

94V-0

NOT SPECIFIED

POLARIZED

13 A

UL

31

SOLID

CABLE

13A

PLUG

RND PIN-SKT

W/STRAIN RELIEF

1300170029

Molex

CIRCULAR CONNECTOR

GENERAL PURPOSE

NO

NO

NO

NOT SPECIFIED

NOT SPECIFIED

SOLID

206485-1

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

COMMERCIAL

FEMALE

ONE

NO

500000000 ohm

NO

NO

NO

NOT APPLICABLE

.8 inch

250 V

NO

THREADED

POLYETHYLENE

105

NO

NO

-55 Cel

YES

1

NOT SPECIFIED

94V-0

NOT SPECIFIED

POLARIZED

COMPATIBLE CONTACTS: 66505-3; 66505-9; 66683-2; 66569-2; 66569-3

7.5 A

UL

BLACK

9

SOLID

500 Cycles

CABLE

DIN Connectors

GLASS FILLED POLYAMIDE66

MULTIPLE MATING PARTS AVAILABLE

7.5A

WIRE

22.24

PLUG

STRAIGHT

.068 inch

RND PIN-SKT

22.24

SCREW

5/8-24 UNEF-2A

11

207890-2

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

FEMALE

ONE

NO

NO

NO

NO

NOT APPLICABLE

250 V

NO

THREADED

POLYAMIDE66

105

NO

NO

-55 Cel

YES

1

NOT SPECIFIED

94V-0

NOT SPECIFIED

POLARIZED

UL

BLACK

A

37

SOLID

PANEL

115/230VAC

SOLDER

RECEPTACLE

RND PIN-SKT

23

C01620H00310012

Amphenol

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE

NO

NO

Silver (Ag)

NO

THREADED

NO

NO

NO

SILVER

4

SOLID

CABLE

POLYAMIDE66/6

MULTIPLE MATING PARTS AVAILABLE

SCREW

e4

HDP26-24-31SE

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

FEMALE

ONE

NO

1.521 inch

NO

NO

NO

1.95 inch

NOT APPLICABLE

1.95 inch

250 V

NO

GLASS FILLED POLYAMIDE

125

NO

NO

-55 Cel

YES

1

NOT SPECIFIED

94V-0

NOT SPECIFIED

POLARIZED

13 A

UL

31

SOLID

CABLE

13A

PLUG

RND PIN-SKT

W/STRAIN RELIEF

T4071017041-001

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

FEMALE

ONE

NO

NO

NO

NO

NOT APPLICABLE

NO

85

NO

PREASSEM CONN

NO

-40 Cel

YES

NICKEL

1

NOT SPECIFIED

NOT SPECIFIED

POLARIZED

3 A

A

4

CABLE

BRASS

3A

RECEPTACLE

RND PIN-SKT

12.6

1501265

Phoenix Contact

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE

NO

NO

GOLD

NO

THREADED

NO

NO

NO

NOT SPECIFIED

NOT SPECIFIED

STANDARD: UL

CUL; EAC

4

SOLID

CABLE

BRASS

SCREW

PLUG

e4

9904130005

Franz Binder &

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE

NO

NO

NOT APPLICABLE

NO

THREADED

POLYAMIDE

NO

NO

NO

NOT SPECIFIED

NOT SPECIFIED

5

SOLID

CABLE

POLYAMIDE

MULTIPLE MATING PARTS AVAILABLE

SOLDER

PLUG

DTHD04-1-8P

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE

NO

2.068 inch

NO

NO

NO

.8 inch

NOT APPLICABLE

.94 inch

250 V

NO

POLYETHERIMIDE

125

NO

NO

-55 Cel

YES

1

NOT SPECIFIED

94V-0

NOT SPECIFIED

POLARIZED

60 A

UL

SOLID

CABLE

60A

RECEPTACLE

RND PIN-SKT

W/STRAIN RELIEF

HDP24-24-47PE

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE

ONE

NO

1.648 inch

NO

NO

NO

2 inch

NOT APPLICABLE

1.875 inch

250 V

NO

GLASS FILLED POLYAMIDE

125

NO

NO

-55 Cel

YES

1

NOT SPECIFIED

94V-0

NOT SPECIFIED

POLARIZED

13 A

UL

47

SOLID

PANEL

115/230VAC

RECEPTACLE

.04 inch

RND PIN-SKT

W/STRAIN RELIEF

24

HDP24-24-9PN

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE

ONE

NO

1.648 inch

NO

NO

NO

2 inch

NOT APPLICABLE

1.875 inch

250 V

NO

GLASS FILLED POLYAMIDE

125

NO

NO

-55 Cel

YES

1

NOT SPECIFIED

94V-0

NOT SPECIFIED

POLARIZED

100 A

UL

9

SOLID

PANEL

115/230VAC

RECEPTACLE

.134 inch

RND PIN-SKT

W/STRAIN RELIEF

24

HDP26-24-7SN-C038

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

FEMALE

ONE

NO

1.521 inch

NO

NO

NO

1.95 inch

NOT APPLICABLE

1.95 inch

250 V

NO

GLASS FILLED POLYAMIDE

125

NO

NO

-55 Cel

YES

1

NOT SPECIFIED

94V-0

NOT SPECIFIED

POLARIZED

100 A

UL

7

SOLID

CABLE

115/230VAC

PLUG

.1 inch

RND PIN-SKT

W/STRAIN RELIEF

T4110401051-000

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

FEMALE

ONE

NO

NO

NO

NO

NOT APPLICABLE

60 V

NO

THREADED

POLYBUTYLENE TEREPHTHALATE

85

NO

PREASSEM CONN

NO

-40 Cel

YES

1

NOT SPECIFIED

NOT SPECIFIED

POLARIZED

4 A

B

5

24 AWG

100 Cycles

18 AWG

4A

RECEPTACLE

RND PIN-SKT

20

HD16-9-96S

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

FEMALE

ONE

NO

1.632 inch

NO

NO

NO

1.59 inch

NOT APPLICABLE

1.59 inch

250 V

NO

GLASS FILLED POLYAMIDE

125

NO

NO

-55 Cel

YES

1

NOT SPECIFIED

94V-1

NOT SPECIFIED

POLARIZED

13 A

UL

9

SOLID

CABLE

13A

PLUG

RND PIN-SKT

W/STRAIN RELIEF

YHDP26-18-14SECL20

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

FEMALE

ONE

NO

1.521 inch

NO

NO

NO

1.7 inch

NOT APPLICABLE

1.7 inch

250 V

NO

GLASS FILLED POLYAMIDE

125

NO

NO

-55 Cel

YES

1

NOT SPECIFIED

94V-0

NOT SPECIFIED

POLARIZED

13 A

UL

14

SOLID

CABLE

13A

PLUG

RND PIN-SKT

W/STRAIN RELIEF

293616-1

TE Connectivity

CIRCULAR CONNECTOR

GENERAL PURPOSE

MALE

ONE

NO

NO

NO

NO

NOT APPLICABLE

NO

POLYAMIDE

85

NO

NO

-40 Cel

YES

1

NOT SPECIFIED

NOT SPECIFIED

POLARIZED

20 A

A

5

18 AWG

CABLE

14 AWG

20A

CRIMP

PLUG

RND PIN-SKT

Other Function Circular Connectors

Other function circular connectors are a type of electrical connector that are used in a variety of applications, where specific features are required for specialized functionality. They are designed to be rugged and reliable, and can withstand harsh environmental conditions, including moisture, dust, and extreme temperatures.

Other function circular connectors are available in a range of sizes and configurations, with different shell sizes, pin counts, and connector types. They may include features such as sealing, grounding, or EMI shielding to ensure reliable performance in demanding applications.

One advantage of other function circular connectors is their ability to provide specialized functionality, depending on the specific requirements of the application. For example, connectors may include fiber optic, power, or signal contacts, or may be designed for use in high-vibration or high-pressure environments.

Other function circular connectors are commonly used in a variety of industrial applications, including robotics, automation, and machine tools. They may be used to connect sensors, control systems, and other electronic equipment, and may be subject to rigorous testing and qualification requirements to ensure their reliability and performance.