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Optocouplers
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Ethernet Relay Module For Industrial Automation, Modbus RTU And Modbus TCP Protocol Supported Industrial Grade Rail Mount Case With Optocoupler Isolat
Designed for demanding industrial environments, this Ethernet relay module combines advanced communication protocols with rugged reliability.
£103.90
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HK4100F Relay Module, 5V Optocoupler Trigger 3.3V/5V TUUTPSAWA-4CHANNEL5V-10PCS
Optocoupler‑isolated relay accepts 3.3V or 5V control signals. Available in 1, 2, 3, or 4 channel configurations. Rated 10A at 250V AC / 30V DC for load switching. LED indicator shows relay energization status per channel. Suitable for home automation projects.
£59.37
Shipping: Free
Amazon Marketplace - PureLink Parts

HK4100F Relay Module, 5V Optocoupler Trigger 3.3V/5V TUUTPSAWA-3CHANNEL5V-10PCS
Optocoupler‑isolated relay accepts 3.3V or 5V control signals. Available in 1, 2, 3, or 4 channel configurations. Rated 10A at 250V AC / 30V DC for load switching. LED indicator shows relay energization status per channel. Suitable for home automation projects.
£52.89
Shipping: Free
Amazon Marketplace - PureLink Parts

Tsophreniq Industrial 8 Channel Control Board Optocoupler Isolation Wide Potential 7 36V DIRECT CURRENT Heat Immune Board 8NB1002328_UKNNUK
Broad compatibility: This control panel is applicable to various devices and configurations, including detectors, switching devices and industrial automation equipment, and has wide applicability Product Specification Point 2: This commercial control board features 8 digital input / output channels, mode and internet communication capabilities, and supports a wide input of 7 to 36 volts Its dimensions are 175x90x40 millimeters and it weighs 410 grams It is designed with a permanent printed circuit board and a metal structure High standard: Constructed through a variety of isolation measures ( such as power isolation, optocoupler isolation and insulation Easy installation: Designed for user convenience, this control board supports the concept and PlatformIO Permanent and secure products: Its compact and sturdy design ensures stability even in high-temperature and oxidizing environments
£67.89
Shipping: £1.00
Amazon Marketplace - NIfr*A16

Hxhsgmeh Dual Channel H-Bridge Governor Motor Drive Module 100A, 12V-48V DC with Optocoupler Isolation High Power Board. 6OUK-58VUK-I500710021
This module can be used to drive general DC motors with a maximum current of up to 100A . It is unmatched by general integrated motor drives. Therefore, it is very suitable for robot competitions, chariot competitions, and Freescale competitions. This module uses a 10M high-speed optocoupler to isolate the input signal, effectively preventing the interference signal of board from interfering with the control board, making the system more stable and reliable. Of course, this motor drive module is also very suitable for novices who are learning motor control, because its control method is very simple, see the following description for details, Weight: 0.35163730789 Pounds, Manufacturer: Hxhsgmeh
£72.28
Shipping: Free
Amazon Marketplace - Chensmg

WSJMWKW PLC DC Amplifier Board Module ST8P-5DD Optocoupler Isolation Solid State Relay Transistor Output Module(ST8-5DA-V) GMWAEOGAG-ST8-5DA-V
PLC DC Amplifier Board Module ST8P-5DD Optocoupler Isolation Solid State Relay Transistor Output Module
£60.42
Shipping: Free
Amazon Marketplace - GuangZhouWangCaiShangMaoShangHang

3V 3.3V 1/2/4/8 Channel Relay Module High and Low Level Trigger Dual Optocoupler Isolation 3.3V Relay Module (Size : 3.3V 8 Channel)
1. This 3V 3.3V 1/2/4/8 Channel Relay Module features high and low level trigger. 2. It has dual optocoupler isolation for enhanced and reliability.
£175.65
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PS2501L-1-F3 Optocoupler 20PCS SMD/DIP4 R2501 PS2501-1 High-Speed Isolation, 4-Pin, 1.5kVrms, Compatible with Various Circuits
1. HIGH-QUALITY ELECTRONIC COMPONENTS: Our products utilize premium electronic components, guaranteeing dependable and durable performance for your...
£95.16
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