Heavy Duty Connectors - Housings, Hoods, Bases

Image Part Number Description / PDF Quantity Rfq
1424399

1424399

Phoenix Contact

BOX MNT BASES SZD25 SGL LOCK LAT

0

1402113

1402113

Phoenix Contact

CONN HOOD TOP ENTRY SZB16

0

1604285

1604285

Phoenix Contact

CONN HOOD TOP ENTRY SZB10 M25

2

1411338

1411338

Phoenix Contact

CONN HOOD CPLG SIDE ENTRY SZD15

0

1602164

1602164

Phoenix Contact

CONN BASE BOTTOM ENTRY SZB6

0

1884571

1884571

Phoenix Contact

CONN BASE CPLNG SIDE ENTRY PG21

0

1407663

1407663

Phoenix Contact

CONN BASE SIDE ENTRY SZB24 M40

10

1411341

1411341

Phoenix Contact

CONN BASE SIDE ENTRY SZD15 M25

0

1421370

1421370

Phoenix Contact

CONN BASE SZB24 DBL LOCK LATCH M

0

1886689

1886689

Phoenix Contact

CONN HOOD THRU TYPE M25

0

1411460

1411460

Phoenix Contact

CONN HOOD SIDE ENTRY SZB16

0

1855133

1855133

Phoenix Contact

CONN HOOD THRU TYPE M25

4

1604434

1604434

Phoenix Contact

CONN HOOD SIDE ENTRY SZB16 M32

0

1411472

1411472

Phoenix Contact

CONN HOOD SIDE ENTRY SZB24

0

1413363

1413363

Phoenix Contact

CONN HOOD SIDE ENTRY SZB6 M20

0

1585540

1585540

Phoenix Contact

CONN BASE BOTTOM ENTRY SZB16

0

1678389

1678389

Phoenix Contact

CONN HOOD CPLNG BOTTOM SZB10

0

1644931

1644931

Phoenix Contact

CONN HOOD TOP ENTRY SZB6 M25

0

1604809

1604809

Phoenix Contact

CONN HOOD SIDE ENTRY SZB16 M25

0

1674338

1674338

Phoenix Contact

CONN HOOD TOP ENTRY SZB24 PG29

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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