Terminals - Housings, Boots

Image Part Number Description / PDF Quantity Rfq
880298-1

880298-1

TE Connectivity AMP Connectors

CONN MALE TAB HSG 0.25 2POS NAT

749

1241857-5

1241857-5

TE Connectivity AMP Connectors

CONN MALE TAB HSG 0.25 5POS NAT

0

215025

215025

Richco, Inc. (Essentra Components)

CONN RCPT SLEEVE 1POS BLUE TRANS

2582

172383-1

172383-1

TE Connectivity AMP Connectors

CONN MALE TAB HSG 0.25 2POS NAT

3495

927742-6

927742-6

TE Connectivity AMP Connectors

CONN MALE TAB HSG 0.25 6POS NAT

0

174737-1

174737-1

TE Connectivity AMP Connectors

CONN RCPT SLEEVE 0.187 1POS BLUE

0

1-480416-7

1-480416-7

TE Connectivity AMP Connectors

CONN RCPT HSG 0.25 1POS NATURAL

0

2133857-1

2133857-1

TE Connectivity AMP Connectors

CONN RCPT HSG 0.25 1POS NATURAL

0

521836-3

521836-3

TE Connectivity AMP Connectors

CONN RCPT HSG 0.25 10POS NATURAL

0

521053-1

521053-1

TE Connectivity AMP Connectors

CONN RCPT HSG 0.25 1POS NATURAL

0

180908-4

180908-4

TE Connectivity AMP Connectors

CONN MALE TAB HSG 0.25 2POS YLW

3000

0191610333

0191610333

Woodhead - Molex

CONN MALE TAB SLEEVE 1POS

1750

9-927742-2

9-927742-2

TE Connectivity AMP Connectors

CONN MALE TAB HSG 0.25 2POS NAT

499

172520-5

172520-5

TE Connectivity AMP Connectors

CONN NON-GENDERED HSG 5POS NAT

10129

238040

238040

Richco, Inc. (Essentra Components)

CONN SLEEVE 0.25 1POS BLUE TRANS

1383

1217186-1

1217186-1

TE Connectivity AMP Connectors

CONN RCPT CLUSTER BLK HSG 3POS

965

925475-1

925475-1

TE Connectivity AMP Connectors

CONN RCPT HSG 0.11 3POS NATURAL

1525

521290-1

521290-1

TE Connectivity AMP Connectors

CONN RCPT HSG 0.25 1POS NATURAL

21320

180907

180907

TE Connectivity AMP Connectors

CONN RCPT HSG 0.25 2POS NATURAL

18797

172132-1

172132-1

TE Connectivity AMP Connectors

CONN RCPT HSG 0.25 3POS NATURAL

4216

Terminals - Housings, Boots

1. Overview

Terminals, Housings, and Boots are critical components in electrical and electronic systems, providing secure connections, insulation, and environmental protection. Terminals facilitate electrical conductivity between wires or components, while Housings (connector bodies) protect internal contacts and maintain alignment. Boots (strain relief or sealing components) protect cables and connections from mechanical stress, moisture, and contaminants. These components are essential in industries such as automotive, telecommunications, and industrial automation, ensuring reliable performance under diverse conditions.

2. Main Types and Functional Classification

TypeFunction FeaturesApplication Examples
Screw TerminalsMechanical clamping for secure wire connectionsIndustrial control panels, HVAC systems
Spring Clamp TerminalsTool-free wire insertion with spring-loaded contactsLighting systems, residential wiring
PCB Terminal BlocksDirect mounting to printed circuit boardsPower supplies, instrumentation
Rubber HousingsFlexible insulation and vibration resistanceAutomotive wiring harnesses
Heat-Shrink BootsThermal activation for tight sealing and strain reliefTelecom cables, aerospace wiring

3. Structure and Components

A typical terminal system consists of: - Conductive Elements: Brass, phosphor bronze, or copper alloys for low resistance. - Housings: Thermoplastic (e.g., PA66, PBT) or rubber for insulation and structural integrity. - Boots: Elastomers like silicone, EPDM, or PVC for environmental sealing. Contacts are often gold-plated or tin-coated for corrosion resistance. Modular designs allow customization for specific applications.

4. Key Technical Specifications

ParameterDescriptionImportance
Current RatingMaximum operational current (e.g., 10-30A)Determines power handling capacity
Voltage RatingOperating voltage range (e.g., 250-1000V)Ensures dielectric strength
Material Temperature Range-40 C to +150 C for standard thermoplasticsOperational reliability in extreme environments
Contact Resistance 10m for high conductivityMinimizes energy loss
Ingress Protection (IP)IP65 to IP68 for dust/water resistanceEnvironmental durability

5. Application Fields

  • Automotive: Engine control units (ECUs), battery packs
  • Industrial Automation: PLC systems, factory sensors
  • Telecommunications: Fiber optic cable junctions
  • Consumer Electronics: Smartphones, wearables
  • Aerospace: Avionics wiring harnesses

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Features
TE ConnectivityMulti-Bit Terminal BlocksHigh-density design, 16A rating
MolexSL Series Spring Clamp TerminalsVibration-proof, 28AWG compatibility
Phoenix ContactCOMBICON PCB TerminalsUL/CSA certified, 450V rating
AmphenolHermetic Connector HousingsSealed for vacuum environments
DelphiAutomotive Heat-Shrink BootsFuel-resistant EPDM material

7. Selection Guidelines

Key considerations include: - Electrical Requirements: Match current/voltage ratings to application needs. - Environmental Conditions: Select IP-rated housings for outdoor/industrial use. - Mechanical Stress: Use boots with strain relief for vibration-prone areas. - Space Constraints: Miniaturized terminals for compact designs. - Compliance: Ensure RoHS, REACH, or industry-specific certifications.

8. Industry Trends

Emerging trends include: - Miniaturization: Sub-mm terminals for wearable devices. - High-Speed Data Transmission: Terminals supporting 10Gbps+ signals. - Material Innovation: Bio-based polymers for sustainability. - Smart Connectors: Integrated sensors for condition monitoring. - Automated Manufacturing: AI-driven quality control for precision components.

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