This is Four Channel relay board controlled by computer USB port. The usb relay board is with 4 SPDT relays rated up to 10A each. You may control devices 220V / 120V (up to 4) directly with one such relay unit. It is fully powered by the computer USB port. Suitable for home automation applications, hobby projects, industrial automation. The free software allows to control relays manually, create timers (weekly and calendar) and multivibrators, use date and time for alarms or control from command line. We provide software examples in Labview, .NET, Java, Borland C++, Python.

Features:
-High quality
-4 SPDT Relay channels - RAS-05-15 (10A / 250VAC, 15A / 120VAC, 15A / 24VDC)
-PCB parameters: FR4 / 1.5mm / two layers / metalized holes / HAL / white stamp / solder mask / еxtra PCB openings for better voltage isolation / doubled high voltage tracks
- Power supply: from USB port
- Current consumption: 400 mA
- Chip: FT245RL. Datasheet - here
- Power led: Yes
- Relay leds: Yes
- Size: 77mm x 56mm x 17mm
- Supported by DRM software (Windows and Linux): Yes
- Supported by Denkovi Command line tool (Windows, Linux): Yes
- Android software available (low cost but very useful): Yes - New
- Software examples - http://denkovi.com/usb-relay-board-four-channels-for-home-automation#examples
- Documentation: http://denkovi.com/Documents/USB4/Current-Version/USB4RelayBoard_UM.pdf

Advantages:
- High quality
- Low cost
- No extra power supply
- Software with many functions
- Control electrical devices according weekday/date/time
- Create timers or pulses with our software

Applications:
- Home automation
- Robotics
- Alarms
- Timers
- Open doors and windows via PC
- Aquariums applications

This item is assembled, tested and in working condition.
We have this item in stock.

According our policy, the handling time is up to 3 business days after clear payment is received.

VAT (Value Added Tax) For the Europe Community only:
For EU countries, we will charge you with 20% VAT. The VAT is included in the shipping. That's why the shipping cost of these countries is higher. If you represent a company and have valid VAT number, please include it(and all the Billing company information) as a note when you purchase. We usually make partial refund of the VAT (in this case we don't charge you with VAT). In the package will be included VAT based Invoice with your VAT number.

Shipping methods:
Denkovi Team will select the best shipping option for your order - DHL Express or TNT Express
Expedited shipping (DHL/TNT) - Delivery time: 1-5 business days.

*The pictures of products are only demonstrative and may be different than the real look of products. It does not change their basic features.