| Image | Part Number | Description / PDF | Quantity | Rfq |
|---|---|---|---|---|
 |
Weidmuller |
CONN BASE BOTTOM ENTRY SZ4 |
610 |
|
 |
Weidmuller |
CONN BASE BOTTOM ENTRY SZHQ |
0 |
|
 |
Weidmuller |
CONN BASE SIDE ENTRY SZ3 M25 |
0 |
|
 |
Weidmuller |
CONN HOOD TOP ENTRY SZ3 PG16 |
0 |
|
 |
Weidmuller |
CONN BASE SIDE ENTRY SZ4 M32 |
0 |
|
 |
Weidmuller |
CONN HOOD SIDE ENTRY SZ5 PG16 |
2287 |
|
 |
Weidmuller |
CONN BASE SIDE ENTRY SZ5 PG16 |
15 |
|
 |
Weidmuller |
CONN HOOD SIDE ENTRY SZ3 M20 |
0 |
|
 |
Weidmuller |
CONN HOOD SIDE ENTRY SZ8 PG29 |
0 |
|
 |
Weidmuller |
CONN HOOD SIDE ENTRY SZ6 PG29 |
0 |
|
 |
Weidmuller |
CONN HOOD CPLNG BOTTOM SZ1 M20 |
18115 |
|
 |
Weidmuller |
CONN HOOD TOP ENTRY SZ6 M25 |
0 |
|
 |
Weidmuller |
CONN BASE SIDE ENTRY SZ8 PG21 |
3 |
|
 |
Weidmuller |
CONN BASE BOTTOM ENTRY SZ5 |
1717 |
|
 |
Weidmuller |
CONN HOOD SIDE ENTRY SZ8 PG36 |
0 |
|
 |
Weidmuller |
CONN HOOD TOP ENTRY SZ12 PG36 |
0 |
|
 |
Weidmuller |
CONN HOOD SIDE ENTRY SZ4 M25 |
249 |
|
 |
Weidmuller |
CONN BASE SIDE ENTRY SZ8 M32 |
0 |
|
 |
Weidmuller |
CONN BASE BOTTOM ENTRY SZ8 |
21 |
|
 |
Weidmuller |
CONN HOOD TOP ENTRY SZ2 PG21 |
1110 |
|
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.
| Type | Functional Features | Application Examples |
|---|---|---|
| Metallic Housings | High mechanical strength, EMI shielding, corrosion resistance | Industrial control cabinets |
| Polymer Housings | Lightweight, chemical resistance, UV stability | Solar power inverters |
| Modular Bases | Interchangeable mounting patterns, tool-less assembly | Factory automation systems |
| Explosion-proof Hoods | Pressure containment, flame path control | Petrochemical plant equipment |
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)
| Parameter | Importance |
|---|---|
| IP68/IP69K rating | Protection 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 |
| Manufacturer | Representative Product |
|---|---|
| TE Connectivity | DEUTSCH DT series metal housings |
| Amphenol Industrial | SSX explosion-proof connector bodies |
| Molex | MICRO-CLIK modular base systems |
| Weidm ller | OMNIMATE PCB mounting bases |
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)
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