screw terminal – Hamtech Electronics Technologies https://hamtechtechnologies.com Sun, 21 Jun 2026 07:32:32 +0000 en-US hourly 1 https://wordpress.org/?v=7.0.3 https://hamtechtechnologies.com/wp-content/uploads/2025/11/h-100x100.webp screw terminal – Hamtech Electronics Technologies https://hamtechtechnologies.com 32 32 PCB Terminal Block https://hamtechtechnologies.com/product/pcb-terminal-block/ https://hamtechtechnologies.com/product/pcb-terminal-block/#respond Thu, 20 Nov 2025 19:52:16 +0000 https://hamtechtechnologies.com/index.php/product/pcb-terminal-block/ PCB terminal block provides a secure and removable wire-to-board connection for electronic circuits, allowing easy wiring of power lines, sensors, and external modules.]]> The PCB Terminal Block is a screw-type connector designed for reliable wire-to-PCB interfacing in power distribution, control boards, prototyping, and automation systems. It enables easy insertion and removal of wires without soldering, making it ideal for circuits that require frequent modifications.

Available in multiple pitch sizes such as 3.5mm, 5.08mm, and 7.62mm, these terminal blocks support a wide range of wire gauges and can carry significant current depending on size. The strong clamp mechanism and high-temperature plastic housing ensure durability and long-term stability in both hobbyist and industrial electronics.

Key Features

  • Strong screw-clamp wire connection

  • Secure and removable wiring (no soldering required)

  • Available in multiple pitch sizes

  • High-temperature, flame-retardant housing

  • Suitable for power input, sensors, signal lines, and control wiring

Variants

  • 2-Pin Terminal Block

  • 3-Pin Terminal Block

  • 4-Pin Terminal Block

  • Pitch options: 3.5mm / 5.08mm / 7.62mm

Specifications

Feature Details
Pins 2, 3, 4 (varies)
Pitch Size 3.5mm / 5.08mm / 7.62mm
Rated Voltage 250V AC
Rated Current 10A – 16A (depending on pitch)
Wire Gauge 18–26 AWG
Mounting Type Through-hole
Material Flame-retardant PA66
Screw Type M2 or M3 (depending on variant)

Applications

  • Power input connectors on PCBs

  • Sensor and module interface wiring

  • Industrial automation and control boards

  • DIY electronics and prototyping

  • Power supplies and driver boards

Compatible With

  • Arduino / ESP32 project PCBs

  • Power supply boards

  • Motor drivers (L298N, TB6600)

  • Custom PCB designs

  • IoT and automation systems

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