Heavy Duty Connectors - Housings, Hoods, Bases

Image Part Number Description / PDF Quantity Rfq
1460365

1460365

Phoenix Contact

CONN HOOD TOP ENTRY SZB10 M25

0

1420903

1420903

Phoenix Contact

SLEEVE HOUSING B6 SCREW LOCKING

0

1412605

1412605

Phoenix Contact

CONN HOOD TOP ENTRY SZB10 M32

50

1424863

1424863

Phoenix Contact

BASE PANEL MOUNT B48

519

1412879

1412879

Phoenix Contact

CONN BASE SIDE ENTRY SZB24 PG21

0

1460200

1460200

Phoenix Contact

CONN HOOD SIDE ENTRY SZB24 PG21

49

1412883

1412883

Phoenix Contact

CONN BASE SIDE ENTRY SZB24 PG21

0

1412821

1412821

Phoenix Contact

CONN BASE SIDE ENTRY SZB6 M20

2

1772146

1772146

Phoenix Contact

CONN HOOD SIDE ENTRY SZB48 PG36

1

1412721

1412721

Phoenix Contact

CONN HOOD TOP ENTRY SZB16 M25

0

1412576

1412576

Phoenix Contact

CONN HOOD TOP ENTRY SZB6 PG13.5

0

1645493

1645493

Phoenix Contact

CONN BASE BOTTOM ENTRY SZB24

24

1412568

1412568

Phoenix Contact

CONN HOOD TOP ENTRY SZB6 PG21

0

1412774

1412774

Phoenix Contact

CONN HOOD SIDE ENTRY SZB24 M32

0

1604256

1604256

Phoenix Contact

CONN HOOD SIDE ENTRY SZB6 M25

0

1424855

1424855

Phoenix Contact

SLEEVE HOUSING B48

510

1419253

1419253

Phoenix Contact

CONN BASE SIDE ENTRY SZD7 M20

0

1407649

1407649

Phoenix Contact

CONN BASE BOTTOM ENTRY SZB16

10

1460371

1460371

Phoenix Contact

CONN HOOD TOP ENTRY SZB16 M40

0

1412639

1412639

Phoenix Contact

CONN HOOD TOP ENTRY SZB10 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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