Home CartCart “5V 4 Channel Relay Module, 5V Relay Module with Optocoupler” has been added to your cart. Continue shoppingProductQuantitySubtotal PL2303 - PL2303HX USB To TTL Serial UART Converter Module ₹55.00 PL2303 - PL2303HX USB To TTL Serial UART Converter Module quantity ×₹55.00 PL2303 - PL2303HX USB To TTL Serial UART Converter Module quantity ₹55.00 Speaker Protection Board, High Power Speaker Protect Relay Board 2.1 Channel Speaker DC Protector Module ₹624.00 Speaker Protection Board, High Power Speaker Protect Relay Board 2.1 Channel Speaker DC Protector Module quantity ×₹624.00 Speaker Protection Board, High Power Speaker Protect Relay Board 2.1 Channel Speaker DC Protector Module quantity ₹624.00 Waveshare Industrial Grade Isolated RS232 To RS485 Converter ₹1519.00 Waveshare Industrial Grade Isolated RS232 To RS485 Converter quantity ×₹1519.00 Waveshare Industrial Grade Isolated RS232 To RS485 Converter quantity ₹1519.00 20x4 Large Character Alphanumeric LCD Display ₹309.00 20x4 Large Character Alphanumeric LCD Display quantity ×₹309.00 20x4 Large Character Alphanumeric LCD Display quantity ₹309.00 5V 4 Channel Relay Module, 5V Relay Module with Optocoupler ₹130.00 5V 4 Channel Relay Module, 5V Relay Module with Optocoupler quantity ×₹130.00 5V 4 Channel Relay Module, 5V Relay Module with Optocoupler quantity ₹130.00 Coupon: Apply coupon Update cart Cart totalsSubtotal₹2637.00Shipping Free shipping Local pickup EXPRESS: ₹200.00 NORMAL SHIPPING: ₹100.00 Shipping to Delhi.Change address Country / region Select a country / region…India State / County Select an option…Andhra PradeshArunachal PradeshAssamBiharChhattisgarhGoaGujaratHaryanaHimachal PradeshJammu and KashmirJharkhandKarnatakaKeralaLadakhMadhya PradeshMaharashtraManipurMeghalayaMizoramNagalandOdishaPunjabRajasthanSikkimTamil NaduTelanganaTripuraUttarakhandUttar PradeshWest BengalAndaman and Nicobar IslandsChandigarhDadra and Nagar HaveliDaman and DiuDelhiLakshadeepPondicherry (Puducherry) City: Postcode / ZIP: Update GST₹474.66Total₹3111.66 Proceed to checkout