Terminals - Turret Connectors

Image Part Number Description / PDF Quantity Rfq
11114

11114

Keystone Electronics Corp.

TERM TURRET HOLLOW L=9.91MM TIN

889

11218

11218

Keystone Electronics Corp.

TERM TURRET PIN L=3.56MM TIN

7072100

1583-3

1583-3

Keystone Electronics Corp.

TERM TURRET DOUBLE L=4.72MM TIN

3700

11322

11322

Keystone Electronics Corp.

TERM TURRET HOLLOW L=4.65MM TIN

12

1503-4

1503-4

Keystone Electronics Corp.

TERM TURRET SINGLE L=9.14MM TIN

9906000

11312

11312

Keystone Electronics Corp.

TERM TURRET SINGLE L=10.29MM TIN

13101100

1562-2

1562-2

Keystone Electronics Corp.

TERM TURRET HOLLOW L=3.96MM TIN

15967

1575-2

1575-2

Keystone Electronics Corp.

TERM TURRET DOUBLE L=4.72MM TIN

84514600

11304

11304

Keystone Electronics Corp.

TERM TURRET SINGLE L=6.35MM TIN

195

11216

11216

Keystone Electronics Corp.

TERM TURRET PIN L=6.35MM TIN

0

11352

11352

Keystone Electronics Corp.

TERM TURRET SINGLE L=12.95MM TIN

952004

1502-1

1502-1

Keystone Electronics Corp.

TERM TURRET SINGLE L=5.56MM TIN

18958700

1587-1

1587-1

Keystone Electronics Corp.

TERM TURRET SINGLE L=9.14MM TIN

14596500

1527-2

1527-2

Keystone Electronics Corp.

TERM TURRET SINGLE L=12.29MM TIN

83673700

11300

11300

Keystone Electronics Corp.

TERM TURRET SINGLE L=5.33MM TIN

207500

1515-2

1515-2

Keystone Electronics Corp.

TERM TURRET HOLLOW L=3.96MM TIN

73558300

1509-4

1509-4

Keystone Electronics Corp.

TERM TURRET HOLLOW L=7.92MM TIN

4862500

1510-2

1510-2

Keystone Electronics Corp.

TERM TURRET HOLLOW L=7.92MM TIN

10083700

1532-2

1532-2

Keystone Electronics Corp.

TERM TURRET SINGLE L=5.94MM TIN

1684400

1520-4

1520-4

Keystone Electronics Corp.

TERM TURRET SINGLE L=4.75MM TIN

5462

Terminals - Turret Connectors

1. Overview

Turret Connectors are electrical interconnect solutions featuring cylindrical terminals with threaded posts for secure wire attachment. This screw-type connection mechanism allows reliable termination of stranded or solid wires without soldering. Their vibration-resistant design and high current-carrying capacity make them critical components in automotive, industrial, and aerospace systems requiring robust electrical connections.

2. Major Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
Single-Turret TerminalSingle threaded post with hexagonal driveAutomotive battery connections
Double-Turret TerminalDual independent threaded postsIndustrial control panels
Weatherproof TurretSealed housing with IP67 ratingMarine electrical systems
High-Temperature TerminalRated for 200 C continuous operationIndustrial ovens

3. Structure and Composition

Typical turret connectors consist of: - Conductive core (brass/copper alloy with gold/silver plating) - Insulating body (high-temperature nylon or PBT) - Threaded turret (M3-M8 metric sizes) - Locking mechanism (nylon insert or mechanical lock tab) - Mounting flange (steel with zinc coating)

4. Key Technical Parameters

ParameterTypical RangeImportance
Current Rating10-100ADefines power transmission capacity
Voltage Rating300-1000VDetermines insulation requirements
Contact Resistance<5m Impacts power efficiency
Insulation Resistance>10G Ensures electrical safety
Temperature Range-55 C to +200 CDefines operational environment
Durability100-5000 cyclesDetermines service life

5. Application Fields

  • Automotive: ECU connections, alternator terminals
  • Industrial: PLC systems, motor controllers
  • Aerospace: Avionics power distribution
  • Consumer: High-end audio amplifiers

6. Major Manufacturers and Products

ManufacturerProduct LineKey Features
TE ConnectivityDT seriesModular design, automotive qualified
AmphenolTurret PowerLineHigh-vibration resistance
MolexTurretXpressQuick-installation system
DelphiAutomotive TerminalsTS16949 certified
3MIndustrial ConnectorsCorrosion-resistant plating

7. Selection Guidelines

Key considerations include: - Current/voltage requirements (select 20% above system needs) - Environmental conditions (temperature, vibration, moisture) - Space constraints (panel cutout dimensions) - Certification requirements (ISO 8092 for automotive) - Maintenance access (positioning for tool engagement) - Cost optimization (balance between precious metal content and conductivity needs)

8. Industry Trends

Current developments include: - Miniaturization for EV power electronics - Composite materials for weight reduction - Integrated sensors for condition monitoring - Lead-free plating technologies - Standardization through IEC 60352-3 updates

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