Heavy Duty Connectors - Housings, Hoods, Bases

Image Part Number Description / PDF Quantity Rfq
C14621R0108521

C14621R0108521

Tuchel / Amphenol

CONN HOOD CPLNG BOTTOM SZE10 M20

0

19302101250

19302101250

HARTING

HAN 10B-HMC-ASG1-LB-M20

4

100429

100429

LAPP

CONN HOOD HB10 SE PG16

31

T1510162000-000

T1510162000-000

TE Connectivity AMP Connectors

T1510162000-000

36

H24B-TSB-PG21

H24B-TSB-PG21

TE Connectivity AMP Connectors

CONN HOOD SIDE ENTRY SZ24B PG21

7

19370161231

19370161231

HARTING

CONN BASE SIDE ENTRY SZ16B M25

2

1412783

1412783

Phoenix Contact

CONN HOOD SIDE ENTRY SZB24 M25

0

C14611R0066068

C14611R0066068

Tuchel / Amphenol

CONN HOOD TOP ENTRY SZE6 M32

0

T1920100120-009

T1920100120-009

TE Connectivity AMP Connectors

T1920100120-009

6

19620031121

19620031121

HARTING

CONN HAN 3A BULKHEAD FEED-THRU

20

19620031640

19620031640

HARTING

CONN HOOD SIDE ENTRY SZ3A M20

93

1663990000

1663990000

Weidmuller

CONN HOOD TOP ENTRY SZ2 PG21

1110

1420922

1420922

Phoenix Contact

SLEEVE HOUSING B24 SCREW LOCKING

0

T1209320232-000

T1209320232-000

TE Connectivity AMP Connectors

H32A-TS/G-2M32

24

1412587

1412587

Phoenix Contact

CONN HOOD CPLNG BOTTOM B10 PG16

0

C14621R0258542

C14621R0258542

Tuchel / Amphenol

CONN HOOD CPLNG BOTTOM SZA16 M20

0

19431100546

19431100546

HARTING

HAN-ECO 10B HOOD SINGLE LEVER, S

14

1421354

1421354

Phoenix Contact

CONN BASE SIDE ENTRY SZB10 M20

0

T1509031100-000

T1509031100-000

TE Connectivity AMP Connectors

H3A-AG

777

1420056

1420056

Phoenix Contact

CONN HOOD BOTTOM ENTRY SZ B24

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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