10 Best
Pc Board Relays
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Product Highlights
- Convenient power supply options: computer usb smart switch controller features a board power socket and terminal, offering two convenient ways to access the power supply. this flexibility allows the relay to remain set even when the computer is turned off or the usb is unplugged, ensuring uninterrupted operation.
- High-quality military-grade pcb board: pc relay drive module expansion board is manufactured using a high-quality military-grade pcb board. this ensures durability, reliability, and excellent performance even in demanding environments.
- Stable relay operation: the high-performance uln2803 chip used in relay module ensures stable relay operation. relay moduleeffectively controls the relay, providing reliable and consistent performance.
- Detailed specifications: pc relay drive module is designed to work with a dc 24v input voltage and requires an input current greater than 300ma. the relay size is approximately 71 * 71 * 15 mm (2.8 * 2.8 * 0.6 in), and the overall product weight is 66.1 g (2.33 oz). these specifications provide essential information for installation and usage.
- Easy to use with plug and play functionality: relay module adopts hid (human interface device) technology, eliminating the need for any driver installation. relay module can be easily connected and used without any additional setup or configuration, making it user-friendly and hassle-free.
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Product Highlights
- ●humanized interface design: the high and low level trigger adopts a humanized interface design, all interfaces can be directly connected through terminal leads, and 6 output terminals are reserved, which is very convenient. the module is equipped with a status indicator, so that you can clearly understand the status of power consumption.
- ●easy to install and carry: the times switch module has a breadboard and fixed screw holes, which can be inserted or pulled out at will according to the needs of various electronic devices, easy to install and save circuit assembly time. lighter weight, small size, easy to carry and use.
- ●stable performance: the relay module board pole is isolated by a patch optocoupler, which has strong driving ability. the trigger can be set through jumpers to make the module at a high level or a low level. the performance is stable and it provides safety guarantee for household electricity.
- ●strong adaptability: the 5v relay module works well for arduino, arm, pic, avr, mcu, etc. it also can be used in robotics, car lamp delay, intelligent product development, automation equipment, plc development, intelligent home, burglar alarm delay, and development of electronic.
- ●you will get: you can get 5v relays, and you will also get the detailed installation instructions and installation videos that we have included. and guarantee to answer any of your questions online within 24 hours. if you have any product problems, please contact us immediately. we will meet your needs with our professional products and services! thank you for your sup...
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Product Highlights
- Maximum load: ac 250v/10a, dc 30v/10a
- The module voltage 5v
- The module uses genuine quality relay, normally open interfaces
- Smd optocoupler isolation, strong driving ability, stable performance; trigger current 5ma
- The module can be set high or low triggered by jumper
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Product Highlights
- Supports raspberry pi a+/b+/2b/3b;high quality relays, loads up to 250vac/5a, 30vdc/5a
- Relay control jumper, allows to control the relays by custom pins other than the default pins
- The rpi relay board gives your pi the ability to control high voltage/high current devices, easily makes normal home appliances become intelligent.
- Onboard leds for indicating relays status;photo coupling isolation, prevent interference from high voltage circuit
- Comes with development resources, including examples in wiringpi, webiopi, shell, python, and bcm2835
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Product Highlights
- The module uses hid technology, without any drivers, plug and play. support win7/xp 32/64-bit systems, easy to use and simple.
- 5v relay, the relay can control the maximum 250v 10a ac load and 30v 10a dc load.
- If you nedd the soft and c++ code to control this device, just contact us on amazon!
- High-performance usb controller chip, military grade pcb board production
- Pcb size: 56.5mm * 24.9mm. fixed hole size: 3mm, fixed hole center moment: 52.2mm * 20.6mm.
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Product Highlights
- 5v 4-channel relay interface board, and each one needs 50-60ma driver current
- Application：supports all mcu control, the industrial field, plc control, smart home control
- Equiped with high-current relay, ac250v 10a ; dc30v 10a
- Be able to control various appliances, and other equipments with large current
- Indication led's for relay output status
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Product Highlights
- Strong driving ability, stable and reliable performance. high efficiency, fine workmanship, and durable.
- The package includes：2 pcs esp8266 esp-01s relay module, relay wifi smart socket (with esp-01s)
- This module uses genuine relays and normally open interfaces. high stability and low power consumption.
- Add one more esp-01s module. this smart relay module is based on the esp-01s wifi module design. it can be used to diy your own smart switch. it can be remotely controlled by the mobile phone app and provides app and lua source programs. it's easy to use right away.
- We are very grateful for all customers’ opinions to improve sales, if you are not satisfied, please contact us to find the best solution
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Product Highlights
- This 8 channel usb controlled relay module is used the hid technology, so there is no need to install any driver in windows system.
- Using it for simple on/off switching electrical devices for home automation- home lights, dc motors, solenoids etc.
- This is usb controlled relay module with 8 relays srd-05vdc-sl-c.
- Convenient and very easy to use.
- Led for each relay output: power led / usb led
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