4-Channel 5V Relay Shield with Optocoupler Isolation
High-current 10A 250VAC switching module with optical isolation for mains home automation.
Estimated arrival in Dhaka: 1-2 Days Business Days. Free shipping on orders over ৳5,000.
Buying for a University, Lab, or Project?
Submit an institutional Request for Quotation (RFQ) for volume pricing.
Product Technical Overview
Technical Specifications & Parameters
| Manufacturer / Brand | LogicAutomation Labs |
| SKU / Model Number | LA-SHLD-RELAY-4CH |
| Weight | 120 grams |
| Operating Voltage | 5V DC |
| Communication Interface | UART / Serial |
| Operating Voltage | 5V DC |
| Communication Interface | UART / Serial |
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Technical Q & A and Maker Guidance
Q: Does this board support Arduino IDE and ESP-IDF?
A: Yes! Standard CP2102/CH340 drivers are supported natively on Windows, Linux, and macOS without additional firmware modification.
Q: Can I request special tax invoices (Mushak 6.3) for institutional purchases?
A: Absolutely. Submit an Institutional Quotation Request or contact our Dhaka sales desk with your university or company BIN details.
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