Circular Connectors – Mouser Singapore

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ECTA 544 Push-Pull Connectors

Amphenol Air LB Germany ECTA 544 Push-Pull Connectors feature a push-pull locking system and can be used in applications requiring a secure and blind connection. Amphenol Air LB Germany ECTA 544 Connectors are suitable for use in indoor areas, tanks, shelters, industrial applications, and diagnostics and laboratories. The connector series operates over a -40°C to +125°C temperature range and provides protection up to IP67.

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Types of Circular Connectors

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Part #

Standard Circular Connector 12 CONTACTS 5 TO 7.5A RECEPTAC

5440E212M
Amphenol Air LB Germany
1: $25.38
17In Stock

Mfr. Part No.
5440E212M

Mouser Part No
235-5440E212M

Amphenol Air LB Germany

Standard Circular Connector 12 CONTACTS 5 TO 7.5A RECEPTAC

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Datasheet

17In Stock

$25.38

$23.39

$19.88

$18.13

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Min.: 1
Mult.: 1

Connectors

Pin (Male)

Solder

IP67

Standard Circular Connector 9 CONTACTS 5 TO 7.5A PLUG WITH

5440MDA209M
Amphenol Air LB Germany
1: $52.58
10In Stock

Mfr. Part No.
5440MDA209M

Mouser Part No
235-5440MDA209M

Amphenol Air LB Germany

Standard Circular Connector 9 CONTACTS 5 TO 7.5A PLUG WITH

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Datasheet

10In Stock

$52.58

$47.47

$40.34

$39.91

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Min.: 1
Mult.: 1

Connectors

Pin (Male)

Solder

IP67

Circular MIL Spec Tools, Hardware & Accessories FLANGE SEAL

54402JT
Amphenol Air LB Germany
1: $4.68
81In Stock

Mfr. Part No.
54402JT

Mouser Part No
235-54402JT

Amphenol Air LB Germany

Circular MIL Spec Tools, Hardware & Accessories FLANGE SEAL

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Datasheet

81In Stock

$4.68

$4.27

$4.07

$3.91

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Min.: 1
Mult.: 1

Accessories

Standard Circular Connector 27 CONTACTS 5 TO 7.5A PLUG WIT

5440MDA327F
Amphenol Air LB Germany
1: $60.92
8In Stock

Mfr. Part No.
5440MDA327F

Mouser Part No
235-5440MDA327F

Amphenol Air LB Germany

Standard Circular Connector 27 CONTACTS 5 TO 7.5A PLUG WIT

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Datasheet

8In Stock

$60.92

$55.93

$48.12

$47.40

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Min.: 1
Mult.: 1

Connectors

Socket (Female)

Solder

IP67

Standard Circular Connector 27 CONTACTS 5 TO 7.5A PLUG WIT

5440MDA327M
Amphenol Air LB Germany
1: $60.01
4In Stock
25Expected 3/8/2026

Mfr. Part No.
5440MDA327M

Mouser Part No
235-5440MDA327M

Amphenol Air LB Germany

Standard Circular Connector 27 CONTACTS 5 TO 7.5A PLUG WIT

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Datasheet

4In Stock

25Expected 3/8/2026

$60.01

$55.13

$47.37

$46.69

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Min.: 1
Mult.: 1

Connectors

Pin (Male)

Solder

IP67

Circular MIL Spec Tools, Hardware & Accessories FLANGE SEAL

54403JT
Amphenol Air LB Germany
1: $6.19
217In Stock

Mfr. Part No.
54403JT

Mouser Part No
235-54403JT

Amphenol Air LB Germany

Circular MIL Spec Tools, Hardware & Accessories FLANGE SEAL

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Datasheet

217In Stock

$6.19

$5.63

$5.39

$5.17

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Min.: 1
Mult.: 1

Accessories

Standard Circular Connector 27 CONTACTS 5 TO 7.5A RECEPTAC

5440E327M
Amphenol Air LB Germany
1: $27.69
8In Stock

Mfr. Part No.
5440E327M

Mouser Part No
235-5440E327M

Amphenol Air LB Germany

Standard Circular Connector 27 CONTACTS 5 TO 7.5A RECEPTAC

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Datasheet

8In Stock

$27.69

$25.51

$21.67

$19.77

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Min.: 1
Mult.: 1

Connectors

Pin (Male)

Solder

IP67

Standard Circular Connector 4 CONTACTS 15A RECEPTACLE WITH

5440E295F
Amphenol Air LB Germany
1: $26.54
21In Stock

Mfr. Part No.
5440E295F

Mouser Part No
235-5440E295F

Amphenol Air LB Germany

Standard Circular Connector 4 CONTACTS 15A RECEPTACLE WITH

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Datasheet

21In Stock

$26.54

$24.45

$20.77

$18.95

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Min.: 1
Mult.: 1

Connectors

Socket (Female)

Solder

IP67

Standard Circular Connector 7 CONTACTS 5 TO 7.5A PLUG WITH

5440MDB107M
Amphenol Air LB Germany
1: $45.61
6In Stock

Mfr. Part No.
5440MDB107M

Mouser Part No
235-5440MDB107M

Amphenol Air LB Germany

Standard Circular Connector 7 CONTACTS 5 TO 7.5A PLUG WITH

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Datasheet

6In Stock

$45.61

$41.19

$34.99

$34.61

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Min.: 1
Mult.: 1

Connectors

Pin (Male)

Solder

IP67

Standard Circular Contacts FEMALE/5A (PACKAGE 100 PCS) ST

5440220F100
Amphenol Air LB Germany
1: $62.04
21In Stock

Mfr. Part No.
5440220F100

Mouser Part No
523-5440220F100

Amphenol Air LB Germany

Standard Circular Contacts FEMALE/5A (PACKAGE 100 PCS) ST

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Datasheet

21In Stock

$62.04

$53.93

$51.61

$49.94

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Min.: 1
Mult.: 1

Contacts

Socket (Female)

Crimp

Standard Circular Connector 9 CONTACTS 5 TO 7.5A PLUG WITH

5440MDA209F
Amphenol Air LB Germany
1: $52.32
9In Stock

Mfr. Part No.
5440MDA209F

Mouser Part No
523-5440MDA209F

Amphenol Air LB Germany

Standard Circular Connector 9 CONTACTS 5 TO 7.5A PLUG WITH

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Datasheet

9In Stock

$52.32

$48.39

$41.12

$40.70

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Min.: 1
Mult.: 1

Connectors

Socket (Female)

Crimp

IP67

Standard Circular Connector 5 CONTACTS 25A RECEPTACLE WITH

5440E205F
Amphenol PCD
1: $26.54
3In Stock
New At Mouser

Mfr. Part No.
5440E205F

Mouser Part No
523-5440E205F

New At Mouser

Amphenol PCD

Standard Circular Connector 5 CONTACTS 25A RECEPTACLE WITH

Datasheet

3In Stock

$26.54

$24.45

$20.77

$18.95

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Min.: 1
Mult.: 1

Circular MIL Spec Connector 3 CONTACTS 25A PLUG WITH FEMAL

5440MDA203F
Amphenol Air LB Germany
1: $56.73
1In Stock

Mfr. Part No.
5440MDA203F

Mouser Part No
235-5440MDA203F

Amphenol Air LB Germany

Circular MIL Spec Connector 3 CONTACTS 25A PLUG WITH FEMAL

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Datasheet

1In Stock

$56.73

$48.21

$46.73

$45.23

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Min.: 1
Mult.: 1

Connectors

Socket (Female)

Standard Circular Connector 5 CONTACTS 25A PLUG WITH FEMAL

5440MDA205F
Amphenol Air LB Germany
1: $52.32
7In Stock

Mfr. Part No.
5440MDA205F

Mouser Part No
235-5440MDA205F

Amphenol Air LB Germany

Standard Circular Connector 5 CONTACTS 25A PLUG WITH FEMAL

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Datasheet

7In Stock

$52.32

$48.39

$41.12

$40.70

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Min.: 1
Mult.: 1

Connectors

Socket (Female)

Solder

IP67

Standard Circular Connector 5 CONTACTS 25A PLUG WITH MALE

5440MDA205M
Amphenol Air LB Germany
1: $52.58
4In Stock

Mfr. Part No.
5440MDA205M

Mouser Part No
235-5440MDA205M

Amphenol Air LB Germany

Standard Circular Connector 5 CONTACTS 25A PLUG WITH MALE

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Datasheet

4In Stock

$52.58

$47.47

$40.34

$39.91

View

Min.: 1
Mult.: 1

Connectors

Pin (Male)

Solder

IP67

Circular Push Pull Connectors Amphenol

5440MDA212M
Amphenol Air LB Germany
1: $52.58
10In Stock

Mfr. Part No.
5440MDA212M

Mouser Part No
523-5440MDA212M

Amphenol Air LB Germany

Circular Push Pull Connectors Amphenol

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Datasheet

10In Stock

$52.58

$47.47

$40.34

$39.91

View

Min.: 1
Mult.: 1

Connectors

Pin (Male)

Standard Circular Connector 5 CONTACTS 15A PLUG WITH MALE

5440MDA295M
Amphenol Air LB Germany
1: $52.76
8In Stock

Mfr. Part No.
5440MDA295M

Mouser Part No
235-5440MDA295M

Amphenol Air LB Germany

Standard Circular Connector 5 CONTACTS 15A PLUG WITH MALE

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Datasheet

8In Stock

$52.76

$48.79

$41.46

$41.05

View

Min.: 1
Mult.: 1

Connectors

Pin (Male)

Solder

IP67

Standard Circular Connector 12 CONTACTS 5 TO 7.5A CABLE-CA

5440PDA212F
Amphenol Air LB Germany
1: $170.34
2In Stock

Mfr. Part No.
5440PDA212F

Mouser Part No
235-5440PDA212F

Amphenol Air LB Germany

Standard Circular Connector 12 CONTACTS 5 TO 7.5A CABLE-CA

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Datasheet

2In Stock

$170.34

$157.25

$144.87

$143.39

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Min.: 1
Mult.: 1

Connectors

Socket (Female)

Solder

IP67

Standard Circular Connector MALE/5A (PACKAGE 100 PCS) STAM

5440220M100
Amphenol Air LB Germany
1: $53.45
19Expected 11/6/2026

Mfr. Part No.
5440220M100

Mouser Part No
235-5440220M100

Amphenol Air LB Germany

Standard Circular Connector MALE/5A (PACKAGE 100 PCS) STAM

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Datasheet

19Expected 11/6/2026

$53.45

$48.73

$41.99

$41.57

View

Min.: 1
Mult.: 1

Connectors

Solder

IP67

Circular MIL Spec Contacts FEMALE/25A (PACKAGE 100 PCS) M

5440012F100
Amphenol Air LB Germany
25: $1,613.07
Non-Stocked Lead-Time 24 Weeks

Mfr. Part No.
5440012F100

Mouser Part No
235-5440012F100

Amphenol Air LB Germany

Circular MIL Spec Contacts FEMALE/25A (PACKAGE 100 PCS) M

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Datasheet

Non-Stocked Lead-Time 24 Weeks

$1,613.07

Min.: 25
Mult.: 25

Socket (Female)

Crimp

Circular MIL Spec Contacts FEMALE/10A (PACKAGE 100 PCS) M

5440020F100
Amphenol Air LB Germany
25: $375.33
Non-Stocked Lead-Time 24 Weeks

Mfr. Part No.
5440020F100

Mouser Part No
235-5440020F100

Amphenol Air LB Germany

Circular MIL Spec Contacts FEMALE/10A (PACKAGE 100 PCS) M

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Datasheet

Non-Stocked Lead-Time 24 Weeks

$375.33

Min.: 25
Mult.: 25

Socket (Female)

Crimp

Circular MIL Spec Contacts contact socket 100p pcs

5440112F100
Amphenol Air LB Germany
50: $3,374.79
Non-Stocked Lead-Time 24 Weeks

Mfr. Part No.
5440112F100

Mouser Part No
235-5440112F100

Amphenol Air LB Germany

Circular MIL Spec Contacts contact socket 100p pcs

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Datasheet

Non-Stocked Lead-Time 24 Weeks

$3,374.79

Min.: 50
Mult.: 50

Socket (Female)

Crimp

Circular MIL Spec Tools, Hardware & Accessories PLASTIC CAP IP 67 DUST CAPS FO

54401BE
Amphenol Air LB Germany
1: $76.84
Non-Stocked Lead-Time 24 Weeks

Mfr. Part No.
54401BE

Mouser Part No
235-54401BE

Amphenol Air LB Germany

Circular MIL Spec Tools, Hardware & Accessories PLASTIC CAP IP 67 DUST CAPS FO

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Datasheet

Non-Stocked Lead-Time 24 Weeks

$76.84

$66.64

$64.07

$61.92

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Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories PLASTIC CAP IP 67 DUST CAPS FO

54401BM
Amphenol Air LB Germany
25: $56.98
Non-Stocked Lead-Time 24 Weeks

Mfr. Part No.
54401BM

Mouser Part No
235-54401BM

Amphenol Air LB Germany

Circular MIL Spec Tools, Hardware & Accessories PLASTIC CAP IP 67 DUST CAPS FO

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Datasheet

Non-Stocked Lead-Time 24 Weeks

$56.98

$55.07

$52.03

$50.51

Min.: 25
Mult.: 25

Accessories

Circular MIL Spec Tools, Hardware & Accessories O-Ring sealing size01, Neopren

54401JT
Amphenol Air LB Germany
1: $4.68
Non-Stocked Lead-Time 24 Weeks

Mfr. Part No.
54401JT

Mouser Part No
235-54401JT

Amphenol Air LB Germany

Circular MIL Spec Tools, Hardware & Accessories O-Ring sealing size01, Neopren

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Datasheet

Non-Stocked Lead-Time 24 Weeks

$4.68

$4.27

$4.07

$3.91

View

Min.: 1
Mult.: 1

Accessories

ECTA 544 Push-Pull Connectors

Types of Circular Connectors

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