Heavy Duty Connectors - Housings, Hoods, Bases

Image Part Number Description / PDF Quantity Rfq
1081330000

1081330000

Weidmuller

CONN BASE SIDE ENTRY SZ4 PG29

0

1661510000

1661510000

Weidmuller

CONN BASE SIDE ENTRY SZ8 PG21

2

1082780000

1082780000

Weidmuller

CONN HOOD TOP ENTRY DUAL SZ6 M25

0

1787100000

1787100000

Weidmuller

CONN HOOD TOP ENTRY SZ6 M32

0

1082640000

1082640000

Weidmuller

CONN HOOD TOP ENTRY SZ4 PG29

0

2488590000

2488590000

Weidmuller

HOUSING (INDUSTRY PLUG-IN CONNEC

43185

1788200000

1788200000

Weidmuller

CONN HOOD SIDE ENTRY SZ6 M25

18224

1082940000

1082940000

Weidmuller

CONN HOOD TOP ENTRY DUAL SZ8 M32

0

1082430000

1082430000

Weidmuller

CONN HOOD TOP ENTRY SZ3 M25

0

1656830000

1656830000

Weidmuller

CONN BASE SIDE ENTRY SZ6 PG29

0

1652420000

1652420000

Weidmuller

CONN BASE SIDE ENTRY SZ1

9882

1786810000

1786810000

Weidmuller

CONN HOOD SIDE ENTRY SZ8 M32

0

1657270000

1657270000

Weidmuller

CONN HOOD CPLNG BOTTOM SZ6 PG21

2142

1661230000

1661230000

Weidmuller

CONN HOOD SIDE ENTRY SZ8 PG21

1741

1657850000

1657850000

Weidmuller

CONN HOOD SIDE ENTRY SZ6 PG21

13629

1665670000

1665670000

Weidmuller

CONN HOOD SIDE ENTRY SZ7 PG21

319

1082680000

1082680000

Weidmuller

CONN HOOD SIDE ENTRY SZ4 PG29

0

1655210000

1655210000

Weidmuller

CONN HOOD SIDE ENTRY SZ4 PG16

2331

1663810000

1663810000

Weidmuller

CONN HOOD SIDE ENTRY SZ2 PG16

4517

1082690000

1082690000

Weidmuller

CONN HOOD SIDE ENTRY SZ4 M20

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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