Terminals - Turret Connectors

Image Part Number Description / PDF Quantity Rfq
1587-2

1587-2

Keystone Electronics Corp.

TERM TURRET SINGLE L=9.14MM TIN

132317300

1562-1

1562-1

Keystone Electronics Corp.

TERM TURRET HOLLOW L=3.96MM TIN

32001400

10-248-2-04

10-248-2-04

Concord Electronics

NON-INSULATED DOUBLE TURRET TERM

9990

10-413-2-05

10-413-2-05

Concord Electronics

COMMERCIAL NON-INSULATED TERMINA

10000

1598-3

1598-3

Keystone Electronics Corp.

TERM TURRET SINGLE L=7.65MM TIN

19257700

2108-2-00-01-00-00-07-0

2108-2-00-01-00-00-07-0

Mill-Max

TERM TURRET SINGLE L=3.96MM

0

15-904-1-05

15-904-1-05

Concord Electronics

NON-INSULATED TURRET TERMINAL

10000

11306

11306

Keystone Electronics Corp.

TERM TURRET SINGLE L=7.37MM TIN

795

H3072-01

H3072-01

Harwin

TERM TURRET HOLLOW L=6.12-6.62MM

0

1502-4

1502-4

Keystone Electronics Corp.

TERM TURRET SINGLE L=5.56MM TIN

18400

2506-1-00-50-00-00-07-0

2506-1-00-50-00-00-07-0

Mill-Max

TERM TURRET SINGLE L=3.96MM

0

11113

11113

Keystone Electronics Corp.

TERM TURRET HOLLOW L=8.33MM TIN

800

2333-2-00-50-00-00-07-0

2333-2-00-50-00-00-07-0

Mill-Max

TERM TURRET SINGLE L=3.18MM

0

2301-4-00-80-00-00-07-0

2301-4-00-80-00-00-07-0

Mill-Max

TERM TURRET SNG

0

2801-5-00-01-00-00-07-0

2801-5-00-01-00-00-07-0

Mill-Max

TERM TURRET SINGLE L=9.14MM

0

2703-2-00-01-00-00-07-0

2703-2-00-01-00-00-07-0

Mill-Max

TERM TURRET SINGLE L=8.33MM

0

2812-3-00-44-00-00-07-0

2812-3-00-44-00-00-07-0

Mill-Max

TERM TURRET DOUBLE L=9.14MM

0

2102-1-00-01-00-00-07-0

2102-1-00-01-00-00-07-0

Mill-Max

TERM TURRET SINGLE L=2.39MM

0

2321-3-00-80-00-00-07-0

2321-3-00-80-00-00-07-0

Mill-Max

TERM TURRET PIN

0

2505-4-00-44-00-00-07-0

2505-4-00-44-00-00-07-0

Mill-Max

TERM TURRET SINGLE L=4.75MM

0

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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