Heavy Duty Connectors - Housings, Hoods, Bases

Image Part Number Description / PDF Quantity Rfq
H24B-SGR-M25

H24B-SGR-M25

TE Connectivity AMP Connectors

CONN BASE SIDE ENTRY SZ24B M25

37

HMN-Q1-M

HMN-Q1-M

TE Connectivity AMP Connectors

HMN-Q1-M

94

T1320320125-000

T1320320125-000

TE Connectivity AMP Connectors

H32B-TG-RO-M25

24

T1619161116-000

T1619161116-000

TE Connectivity AMP Connectors

H16A-SGRS-PG16

32

T1902100229-009

T1902100229-009

TE Connectivity AMP Connectors

T1902100229-009

7

H6B-TG-M20

H6B-TG-M20

TE Connectivity AMP Connectors

CONN HOOD TOP ENTRY SZ6B M20

0

1-1102314-6

1-1102314-6

TE Connectivity AMP Connectors

CONN HOOD SIDE ENTRY PG21

0

1106401-2

1106401-2

TE Connectivity AMP Connectors

CONN BASE SIDE ENTRY SZ1 M16

0

H6B-SDR-2PG16

H6B-SDR-2PG16

TE Connectivity AMP Connectors

CONN BASE SIDE DUAL SZ6B PG16

7

H3A-MTG-M20

H3A-MTG-M20

TE Connectivity AMP Connectors

CONN HOOD TOP ENTRY SZ3A M20

73

2295889-1

2295889-1

TE Connectivity AMP Connectors

SHROUD METAL

5

1-1102316-6

1-1102316-6

TE Connectivity AMP Connectors

CONN HOOD SIDE ENTRY SZ8 PG21

0

T1620163125-000

T1620163125-000

TE Connectivity AMP Connectors

H16B-SDR-LB-M25

24

H10B-TG-RO-M25

H10B-TG-RO-M25

TE Connectivity AMP Connectors

CONN HOOD TOP ENTRY SZ10B M25

34

T1912100120-009

T1912100120-009

TE Connectivity AMP Connectors

T1912100120-009

7

T1910060121-009

T1910060121-009

TE Connectivity AMP Connectors

T1910060121-009

6

T1329320125-000

T1329320125-000

TE Connectivity AMP Connectors

H32A-TG-M25

30

H3A-MAG

H3A-MAG

TE Connectivity AMP Connectors

CONN BASE BTM ENTRY SZ3A

20

T1130165132-000

T1130165132-000

TE Connectivity AMP Connectors

T1130165132-000

36

1106449-1

1106449-1

TE Connectivity AMP Connectors

CONN HOOD TOP ENTRY SZ6 M32

0

Heavy Duty Connectors - Housings, Hoods, Bases

1. Overview

Heavy duty connectors' housings, hoods, and bases are critical mechanical components designed to protect electrical connections in harsh environments. These elements provide structural support, environmental sealing, and safety shielding for connectors used in industrial, transportation, and energy systems. Their importance has grown with advancements in automation, renewable energy systems, and electric vehicle infrastructure.

2. Main Types and Functional Classification

TypeFunctional FeaturesApplication Examples
Metallic HousingsHigh mechanical strength, EMI shielding, corrosion resistanceIndustrial control cabinets
Polymer HousingsLightweight, chemical resistance, UV stabilitySolar power inverters
Modular BasesInterchangeable mounting patterns, tool-less assemblyFactory automation systems
Explosion-proof HoodsPressure containment, flame path controlPetrochemical plant equipment

3. Structure and Composition

Typical construction includes: - Outer shell (die-cast aluminum, stainless steel, or reinforced thermoplastics) - Sealing interfaces (EPDM rubber gaskets, silicone O-rings) - Mounting features (din-rail clips, threaded inserts) - Cable entry systems (PG/NPT threaded ports) - Safety interlocks (mechanical keying systems)

4. Key Technical Specifications

ParameterImportance
IP68/IP69K ratingProtection against dust and high-pressure water ingress
Vibration resistance (MIL-STD-202)Reliability in transportation applications
Operating temperature (-40 C to +125 C)Performance in extreme climates
Material flammability (UL94 V-0)Safety compliance in electrical systems
EMI shielding effectiveness (40-100dB)Signal integrity preservation

5. Application Areas

  • Energy: Wind turbine converters, substation equipment
  • Transportation: Locomotive control systems, EV charging stations
  • Manufacturing: Robotic welding cells, CNC machinery
  • Infrastructure: Smart grid devices, outdoor telecom enclosures

6. Leading Manufacturers and Products

ManufacturerRepresentative Product
TE ConnectivityDEUTSCH DT series metal housings
Amphenol IndustrialSSX explosion-proof connector bodies
MolexMICRO-CLIK modular base systems
Weidm llerOMNIMATE PCB mounting bases

7. Selection Recommendations

Key considerations: - Environmental factors (temperature, chemical exposure) - Mechanical load requirements (cable strain relief capacity) - Regulatory compliance (ATEX, IECEx for hazardous locations) - Service accessibility (quick-disconnect features) - Cost lifecycle analysis (maintenance frequency impact)

8. Industry Trends

Emerging developments include: - Integration of smart sensors in connector housings - Development of bio-based polymer materials - Standardization of hybrid power/data connector modules - Adoption of additive manufacturing for complex geometries - Increased demand for hydrogen fuel cell infrastructure compatibility

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