Terminal Junction Systems

Category Introduction

Products in the terminal junction system family are a system of environmentally resistant interconnect products used for the interconnection of wiring and incorporation of passive components, commonly pursuant to or derived from the MIL-T-81714 standard. Sizing designations for the contact systems used in this interconnect family are similar to those used for MIL-spec circular connectors.

Product List

2111 Items
PDF Mfr Part # Quantity
Available
UnitPrice RFQ Series Packaging Product StatusTypeContact SizeModule CapacitySize / Dimension
LMD-4020-96LD
LMD-4020-96LD
CONN CONTACT SZ20 0.720" L
Amphenol Aerospace Operations
90 $9.67
LMD Bulk ActiveContact20-0.720" L (18.29mm)
591846-1
591846-1
CONN WIRE SPLICE SZ20 0.401" DIA
TE Connectivity Aerospace, Defense and Marine
2 $252.77
TJS (Terminal Junction System) Bulk ActiveWire Splice20-0.401" Dia x 3.100" L (10.19mm x 78.74mm)
ATSS-12-00
ATSS-12-00
CONN WIRE SPLICE SZ12 0.445" DIA
Amphenol Sine Systems Corp
67 $4.70
SpeedSplice™ Bag ActiveWire Splice12-0.445" Dia x 2.457" L (11.30mm x 62.40mm)
ATSS-16-KIT01
ATSS-16-KIT01
CONN WIRE SPLICE SZ16 2.445" L
Amphenol Sine Systems Corp
79 $5.73
SpeedSplice™ Bag ActiveWire Splice16-2.445" L (62.10mm)
ATSS-16-KIT02
ATSS-16-KIT02
CONN WIRE SPLICE SZ16 2.445" L
Amphenol Sine Systems Corp
118 $6.22
SpeedSplice™ Bag ActiveWire Splice16-2.445" L (62.10mm)
ATSS-12-KIT01
ATSS-12-KIT01
CONN WIRE SPLICE SZ12 2.457" L
Amphenol Sine Systems Corp
12 $10.50
SpeedSplice™ Bag ActiveWire Splice12-2.457" L (62.40mm)
LMD-4016-96LD
LMD-4016-96LD
CONN CONTACT SZ16 0.821" L
Amphenol Aerospace Operations
25 $12.53
LMD Bulk ActiveContact16-0.821" L (20.85mm)
591833-1
591833-1
CONN FEEDBACK MOD SZ20 0.850" L
TE Connectivity Aerospace, Defense and Marine
4 $323.95
TJS (Terminal Junction System) Bulk ActiveFeedback Module Block2040.850" L x 0.390" W x 0.847" H (21.59mm x 9.91mm x 21.51mm)
LMD-4008-36L
LMD-4008-36L
CONN CONTACT SZ8 0.959" L
Amphenol Aerospace Operations
2 $472.50
LMD Bulk ActiveContact8-0.959" L (24.36mm)
592840-1
592840-1
CONN GRD FLANGE MOD SZ21 1.725"L
TE Connectivity Aerospace, Defense and Marine
3 $476.28
TJS (Terminal Junction System) Bulk ActiveGrounding Flange Module Block21 (22HD)-1.725" L x 0.515" W (43.82mm x 13.08mm)
M81714/69-01
M81714/69-01
M81714/69-01
TE Connectivity
24 $27.82
Bulk Active----
LMD-3003-S
LMD-3003-S
CONN FEEDBACK MOD SZ22 0.500"L
Amphenol Aerospace Operations
20 $49.57
LMD Bulk ActiveFeedback Module Block22160.500" L x 0.449" W (12.70mm x 11.40mm)
LMD-4003-P
LMD-4003-P
CONN FEEDBACK MOD SZ22 0.500"L
Amphenol Aerospace Operations
13 $37.92
LMD Bulk ActiveFeedback Module Block22160.500" L x 0.449" W (12.70mm x 11.40mm)
2-592404-1
2-592404-1
CONN CONTACT SZ20 0.418" L
TE Connectivity Aerospace, Defense and Marine
135 $4.16
TJS (Terminal Junction System) Bulk ActiveContact20-0.418" L (10.62mm)
LMD-3004-P
LMD-3004-P
CONN FEEDBACK MOD SZ8 0.5" L
Amphenol Aerospace Operations
62 $14.36
LMD Bulk ActiveFeedback Module Block810.500" L x 0.449" W (12.70mm x 11.40mm)
LMD-3005-P
LMD-3005-P
CONN FEEDBACK MOD SZ16 0.500"L
Amphenol Aerospace Operations
36 $15.77
LMD Bulk ActiveFeedback Module Block1640.500" L x 0.449" W (12.70mm x 11.40mm)
LMD-3003-P
LMD-3003-P
CONN FEEDBACK MOD SZ22 0.500"L
Amphenol Aerospace Operations
27 $22.85
LMD Bulk ActiveFeedback Module Block22160.500" L x 0.449" W (12.70mm x 11.40mm)
LMD-3001-P
LMD-3001-P
CONN FEEDBACK MOD SZ20 0.500"L
Amphenol Aerospace Operations
16 $30.09
LMD Bulk ActiveFeedback Module Block2090.500" L x 0.449" W (12.70mm x 11.40mm)
LMD-3004-S
LMD-3004-S
CONN FEEDBACK MOD SZ8 0.5" L
Amphenol Aerospace Operations
33 $30.92
LMD Bulk ActiveFeedback Module Block810.500" L x 0.449" W (12.70mm x 11.40mm)
LMD-3005-S
LMD-3005-S
CONN FEEDBACK MOD SZ16 0.500"L
Amphenol Aerospace Operations
11 $50.22
LMD Bulk ActiveFeedback Module Block1640.500" L x 0.449" W (12.70mm x 11.40mm)

About Terminal Junction Systems

What are Terminal Junction Systems?

Terminal Junction Systems

Terminal Junction Systems (TJS) are integral components in electrical and electronic systems, designed to facilitate the connection and disconnection of wires and cables. These systems serve as pivotal nodes where multiple electrical circuits can be interconnected, ensuring efficient signal and power distribution. Operating on the principle of providing a secure and reliable interface, TJS typically involve a combination of terminals, connectors, and junction blocks that allow for easy assembly, maintenance, and troubleshooting of electrical circuits. Their design ensures minimal resistance and maximum conductivity, making them essential for maintaining the integrity of electrical systems.

Types of Terminal Junction Systems

1. Screw Terminal Junction Systems

Screw terminal systems are one of the most common types, characterized by their use of screws to secure wires in place. These systems are known for their simplicity and reliability, making them ideal for applications where a strong mechanical connection is required. They are often used in industrial settings where vibrations might be a concern, as the screw mechanism ensures wires remain securely fastened.

2. Spring Clamp Terminal Junction Systems

Spring clamp systems utilize a spring mechanism to hold wires in place, offering a quick and tool-free method of connecting and disconnecting wires. These systems are particularly useful in environments where frequent changes or adjustments are necessary, such as in prototyping or testing scenarios. The spring mechanism provides consistent pressure, ensuring a stable connection.

3. Insulation Displacement Connector (IDC) Terminal Junction Systems

IDCs are designed to connect wires without the need to strip insulation, making them highly efficient for mass production and automation. These systems are commonly used in telecommunications and data applications, where speed and efficiency are paramount. The IDC mechanism pierces the insulation to make contact with the conductor, providing a reliable connection.

4. Push-In Terminal Junction Systems

Push-in systems allow for easy insertion of wires without the need for tools. These systems are favored in applications where space is limited, and ease of use is a priority. They are often used in control panels and other compact installations, providing a secure connection with minimal effort.

How to choose Terminal Junction Systems?

When selecting a Terminal Junction System, several key parameters should be considered:

  • Current and Voltage Ratings: Ensure the system can handle the electrical load requirements of your application.
  • Environmental Conditions: Consider factors such as temperature, humidity, and exposure to chemicals or dust, which may affect the system's performance.
  • Connection Type: Choose between screw, spring clamp, IDC, or push-in based on the specific needs of your application.
  • Material and Durability: Evaluate the materials used in the system for longevity and resistance to corrosion or wear.
  • Compliance and Standards: Ensure the system meets relevant industry standards and certifications for safety and performance.

To evaluate product quality and reliability, consider the reputation of the supplier, customer reviews, and any available performance data or testing results. Installation requirements should also be assessed, including space constraints and the need for specialized tools or expertise.

Applications of Terminal Junction Systems

1. Automotive Industry

In the automotive sector, Terminal Junction Systems are used extensively in wiring harnesses to connect various electrical components, such as lighting, sensors, and control units. They ensure reliable power distribution and signal transmission, critical for vehicle safety and performance.

2. Aerospace Industry

In aerospace applications, TJS are used to manage complex electrical systems within aircraft. They must withstand extreme conditions, including temperature fluctuations and vibrations, ensuring the safety and functionality of avionics and other critical systems.

3. Telecommunications

Telecommunications infrastructure relies on TJS for connecting network equipment and managing signal distribution. These systems are crucial for maintaining the integrity and reliability of communication networks, especially in data centers and exchange facilities.

4. Industrial Automation

In industrial settings, TJS are used to connect sensors, actuators, and control systems. They facilitate efficient power and signal distribution, enabling seamless automation processes and enhancing productivity and safety in manufacturing environments.

5. Renewable Energy

In renewable energy systems, such as solar and wind power installations, TJS are used to connect and manage power distribution from generation sources to storage and grid systems. They ensure efficient energy transfer and system reliability, crucial for sustainable energy solutions.