relay replacement
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CD40175 DIP Quad D-Type Flip-Flop with Reset; positive-Edge Trigger
1 × රු200.00
AMS1117–ADJ SOT223 / SOT89 1A Low Dropout Voltage Regulator IC
1 × රු60.00
74HC244D SOP Octal Buffer/Line Driver with 3- State Outputs
1 × රු75.00
12X12X7mm 5A 680 / 68UH SMD Inductor
1 × රු85.00
D789 TO92 Silicon NPN Epitaxial Transistor
1 × රු120.00
UC3842 DIP Current mode PWM Controller
1 × රු40.00
SI2308 SOT23 N-Channel 60V 1.7A N-Channel MOSFET
1 × රු9.00
A1943 TO-247 Original Power Transistor
1 × රු470.00
1N5408 1000V 3A Diode
1 × රු15.00
74HC153 SOP Dual 4-Line to 1-Line Data Selector/Multiplexer
1 × රු90.00
74HC366D SOP Hex Buffer/Line Driver With 3-state outputs
1 × රු380.00
Arduino UNO R3 With Inbuilt WiFi USB-TTL CH340G ATMEGA328P ESP8266 Memory 32MB
1 × රු1,900.00
Arduino Pro Mini ATMEGA328P
1 × රු850.00
KCD11-101 3PIN SPDT Rocker Switch Small ON/OFF/ON
1 × රු35.00
SI2301 A1 SOT23 -20V -2.8A P-Channel MOSFET
1 × රු10.00
CD4049 DIP Buffer; Inverting (6-Not Gates)(Unusual Pin Configuratio, Capable of Directly Driving 74-Series TTL)
1 × රු140.00
74HC393D SOP Dual 4-Bit Binary Ripple Counter IC
1 × රු100.00
MOC3021 DIP Optoisolators
1 × රු65.00 Subtotal: රු4,644.00
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The HK19F DC 3V 8 Pin Relay is a compact, low-voltage relay module that can control high-power devices with low-voltage microcontrollers. It is ideal for home automation, industrial control, and robotics applications.

The MOC3021 is a DIP-6 optoisolator with an integrated triac driver, providing 7,500Vrms isolation for safe and efficient switching of AC and DC loads in industrial control, consumer electronics, and automation systems.
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