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My RFQ

Terminal Blocks - Wire to Board

Category Introduction

Wire-to-board terminal blocks are surface or through-hole board mount, press fit or panel mount connection points for securing two or more wires to a circuit or power bus. Mounting features may include board guides, flanges, latches, ejectors, levers, strain reliefs and locks. They are selected by current and voltage parameters as well as wire gauge, pitch, numbers of levels and positions, and termination style.

Product List

34218 Items
PDF Mfr Part # Quantity
Available		 UnitPrice RFQ Series Packaging Product StatusNumber of LevelsPositions Per LevelPitchMating OrientationCurrentVoltageWire GaugeMounting TypeWire TerminationFeaturesColor
2065-100/998-403
2065-100/998-403
SMD PCB TERMINAL BLOCK; PUSH-BUT
WAGO Corporation
 874 $0.93
Tape & Reel (TR) Active11-Horizontal with Board9 A600 V18-24 AWGSurface MountScrewless - Push Button Clamp--
2059-301/998-403
2059-301/998-403
SMD PCB TERMINAL BLOCK; 0.5 MM;
WAGO Corporation
 14 $1.10
Tape & Reel (TR) Active11-Horizontal with Board3 A600 V22-26 AWGSurface MountScrewless - Leg Spring, Push-In Spring-White
2060-451/998-404
2060-451/998-404
SMD PCB TERMINAL BLOCK; PUSH-BUT
WAGO Corporation
 837 $1.15
Tape & Reel (TR) Active11-Horizontal with Board9 A600 V18-24 AWGSurface MountScrewless - Push Button Clamp-White
1985195
1985195
TERM BLOCK 2POS 45DEG 3.5MM PCB
Phoenix Contact
 365 $0.35
COMBICON PTSA Bulk Active120.138" (3.50mm)45° (135°) Angle with Board2 A300 V16-24 AWGThrough HoleScrewless - Spring Cage, Tension Clamp-Green
1792863
1792863
TERM BLK 2POS SIDE ENTRY 5MM PCB
Phoenix Contact
 2,207 $0.38
COMBICON PTS Bulk Active120.197" (5.00mm)Horizontal with Board10 A300 V14-26 AWGThrough HoleScrewless - Push Button Clamp-Green
1984963
1984963
TERM BLOCK 2POS 45DEG 3.5MM PCB
Phoenix Contact
 1,913 $0.38
COMBICON PTSA Bulk Active120.138" (3.50mm)45° (135°) Angle with Board2 A300 V16-24 AWGThrough HoleScrewless - Spring Cage, Tension Clamp-Green
691137710002
691137710002
TERM BLK 2POS SIDE ENTRY 5MM PCB
Würth Elektronik
 1,520 $0.41
WR-TBL Series 1377 Bulk Active120.197" (5.00mm)Horizontal with Board16 A300 V12-30 AWGThrough HoleScrew - Leaf Spring, Wire Guard-Green
1935161
1935161
TERM BLK 2POS SIDE ENTRY 5MM PCB
Phoenix Contact
 243 $0.48
COMBICON PT Bulk Active120.197" (5.00mm)Horizontal with Board18 A300 V12-26 AWGThrough HoleScrewInterlocking (Side)Green
2059-302/998-403
2059-302/998-403
SMD PCB TERMINAL BLOCK; 0.5 MM;
WAGO Corporation
 520 $1.23
Tape & Reel (TR) Active120.118" (3.00mm)Horizontal with Board3 A250 V22-26 AWGSurface MountScrewless - Leg Spring, Push-In Spring-White
1985205
1985205
TERM BLOCK 3POS 45DEG 3.5MM PCB
Phoenix Contact
 482 $0.52
COMBICON PTSA Bulk Active130.138" (3.50mm)45° (135°) Angle with Board2 A300 V16-24 AWGThrough HoleScrewless - Spring Cage, Tension Clamp-Green
2060-452/998-404
2060-452/998-404
SMD PCB TERMINAL BLOCK; PUSH-BUT
WAGO Corporation
 7 $1.20
Tape & Reel (TR) Active120.157" (4.00mm)Horizontal with Board9 A320 V18-24 AWGSurface MountScrewless - Push Button Clamp-White
1984617
1984617
TERM BLK 2POS SIDE ENT 3.5MM PCB
Phoenix Contact
 1,500 $0.55
COMBICON PT Bulk Active120.138" (3.50mm)Horizontal with Board10 A300 V16-26 AWGThrough HoleScrewInterlocking (Side)Green
1935310
1935310
TERM BLK 2POS TOP ENTRY 5MM PCB
Phoenix Contact
 1,108 $0.54
COMBICON PT Bulk Active120.197" (5.00mm)Vertical with Board18 A300 V12-26 AWGThrough HoleScrewInterlocking (Side)Green
009276004021106
009276004021106
TERM BLK 4POS SIDE ENT 2.5MM SMD
KYOCERA AVX
 132 $1.06
9276 Tape & Reel (TR) Active140.098" (2.50mm)Horizontal with Board6 A250 V18-24 AWGSurface MountScrewless - Leg Spring, Push-In Spring-White
1702473
1702473
TERM BLK 2POS SIDE ENT 2.5MM SMD
Phoenix Contact
 337 $0.54
COMBICON PTSM Tape & Reel (TR) Active120.098" (2.50mm)Horizontal with Board5 A150 V20-26 AWGSurface MountScrewless - Spring Cage, Tension ClampSolder RetentionBlack
1985218
1985218
TERM BLOCK 4POS 45DEG 3.5MM PCB
Phoenix Contact
 277 $0.64
COMBICON PTSA Bulk Active140.138" (3.50mm)45° (135°) Angle with Board2 A300 V16-24 AWGThrough HoleScrewless - Spring Cage, Tension Clamp-Green
1984989
1984989
TERM BLOCK 4POS 45DEG 3.5MM PCB
Phoenix Contact
 1,194 $0.64
COMBICON PTSA Bulk Active140.138" (3.50mm)45° (135°) Angle with Board2 A300 V16-24 AWGThrough HoleScrewless - Spring Cage, Tension Clamp-Green
1706714
1706714
TERM BLOCK 1POS 45DEG PCB
Phoenix Contact
 172 $0.67
COMBICON ZFKDS Bulk Active11-45° (135°) Angle with Board10 A300 V14-24 AWGThrough HoleScrewless - Spring Cage, Tension ClampInterlocking (Side)Green
1935174
1935174
TERM BLK 3POS SIDE ENTRY 5MM PCB
Phoenix Contact
 284 $0.67
COMBICON PT Bulk Active130.197" (5.00mm)Horizontal with Board18 A300 V12-26 AWGThrough HoleScrewInterlocking (Side)Green
TB002-500-02BE
TB002-500-02BE
TERMINAL BLOCK, SCREW TYPE, 5.00
CUI Devices
 917 $0.68
TB002-500 Bag Active120.197" (5.00mm)Horizontal with Board15 A300 V12-22 AWGThrough HoleScrew - Leaf Spring, Wire GuardInterlocking (Side)Blue

About Terminal Blocks - Wire to Board

What are Terminal Blocks - Wire to Board?

Terminal Blocks - Wire to Board

Terminal Blocks - Wire to Board are essential components in electrical and electronic systems, designed to facilitate the secure connection of wires to a printed circuit board (PCB). These connectors serve as an interface between the wiring harness and the PCB, ensuring a reliable electrical connection. They work by clamping down on the wire using screws, spring clamps, or other mechanisms, which hold the wire in place and establish a conductive path to the board. This allows for easy installation, maintenance, and modification of electrical circuits without the need for soldering.

Types of Terminal Blocks - Wire to Board

1. Screw Terminal Blocks

Screw terminal blocks are the most traditional type, using a screw mechanism to secure the wire. They are known for their robust connection and are ideal for applications requiring high mechanical stability. These blocks are versatile and can accommodate a wide range of wire sizes.

2. Spring Clamp Terminal Blocks

Spring clamp terminal blocks use a spring mechanism to hold the wire in place. They offer quick and tool-free installation, making them suitable for applications where frequent wiring changes are expected. These blocks provide consistent contact pressure, ensuring a reliable connection even in environments subject to vibration.

3. Push-in Terminal Blocks

Push-in terminal blocks allow for direct insertion of wires without the need for additional tools. They are designed for ease of use, providing a secure connection with minimal effort. These blocks are ideal for high-density wiring applications where space is limited.

4. Barrier Terminal Blocks

Barrier terminal blocks feature a physical barrier between connections, preventing short circuits and enhancing safety. They are commonly used in applications where electrical isolation is critical, such as in power distribution systems.

How to choose Terminal Blocks - Wire to Board?

When selecting Terminal Blocks - Wire to Board, several key parameters should be considered:

  • Current and Voltage Ratings: Ensure the terminal block can handle the electrical load of your application.
  • Wire Size Compatibility: Choose a block that accommodates the wire gauge you are using.
  • Connection Type: Decide between screw, spring, push-in, or barrier types based on installation needs and environmental conditions.
  • Material and Durability: Consider the materials used in the terminal block, especially if the application involves harsh environments.
  • Compliance and Standards: Verify that the terminal block meets industry standards and certifications relevant to your application.

To evaluate product quality and reliability, review supplier certifications, customer reviews, and product testing data. Consider environmental factors such as temperature, humidity, and exposure to chemicals, which may affect the terminal block's performance. Installation requirements, such as space constraints and accessibility, should also be factored into the selection process.

Applications of Terminal Blocks - Wire to Board

1. Industrial Automation

In industrial automation, terminal blocks are used to connect sensors, actuators, and control systems. They provide reliable connections in environments subject to vibration and temperature fluctuations, ensuring seamless operation of automated processes.

2. Telecommunications

Terminal blocks are integral in telecommunications for connecting network equipment and managing signal distribution. They offer secure connections that maintain signal integrity across various communication devices.

3. Power Distribution

In power distribution systems, terminal blocks facilitate the connection of power lines to distribution panels and equipment. They ensure safe and efficient power transfer, with barrier types providing additional safety against short circuits.

4. Automotive Industry

The automotive industry utilizes terminal blocks for wiring harness connections within vehicles. They provide robust and vibration-resistant connections essential for vehicle safety and reliability.

5. Consumer Electronics

In consumer electronics, terminal blocks are used to connect various components within devices, such as audio systems and home appliances. They offer compact and efficient solutions for managing internal wiring.