Heavy Duty Connectors - Housings, Hoods, Bases

Image Part Number Description / PDF Quantity Rfq
19620250546

19620250546

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CONN HOOD SIDE ENTRY SZ16A M25

0

19300101230

19300101230

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CONN BASE SIDE ENTRY SZ10B M20

6

09300060301

09300060301

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CONN BASE BOTTOM ENTRY SZ6B

513

09200031252

09200031252

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CONN BASE SIDE ENTRY SZ3A PG11

61

19120080502

19120080502

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CONN HOOD SIDE ENTRY M25

177

09620030102

09620030102

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CONN HOOD TOP ENTRY SZ3A PG13.5

20

09300060297

09300060297

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CONN BASE SIDE ENTRY SZ6B PG21

5

19400160414

19400160414

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CONN HOOD TOP ENTRY SZ16B M40

9

19407030411

19407030411

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CONN HOOD TOP ENTRY SZ3A M25

87

19302161541

19302161541

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HAN 16B-HMC-GS-R-M25

0

19431060547

19431060547

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HAN-ECO 6B HOOD SIDE ENTRY, SING

20

19433240258

19433240258

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HAN-ECO 24B SURFACE MOUNT HOUSIN

2

09200160441

09200160441

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CONN HOOD TOP ENTRY SZ16A PG21

5

19628160527

19628160527

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CONN HOOD SIDE ENTRY SZ16B M32

12

09300100317

09300100317

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CONN BASE BOTTOM ENTRY SZ10B

3

09300240520

09300240520

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CONN HOOD SIDE ENTRY SZ24B PG21

0

19300100271

19300100271

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CONN BASE SIDE ENTRY SZ10B M25

0

19628240273

19628240273

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CONN BASE SIDE ENTRY SZ24B M40

3

19431240447

19431240447

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HAN-ECO 24B HOOD SINGLE LEVER, T

14

09300101421

09300101421

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CONN HOOD TOP ENTRY SZ10B PG16

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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