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Relays

Explore our range of relays, designed to control high-current devices with low-current signals. Whether you need electromagnetic relays, solid-state relays, or specialized types, our selection offers reliable performance for switching applications in automation, control systems, and more. Ideal for integrating with microcontrollers and other electronic circuits, our relays provide precise control and durability for various electronic and electrical projects.

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  • XH-M609 low voltage disconnect protection module, designed to protect batteries from over-discharge, supporting a 12-36V input range with adjustable cutoff settings XH-M609 12-36V Low Voltage Disconnect Protection Module

    XH-M609 12-36V Low Voltage Disconnect Protection Module

    In stock
    $5.20 AUD
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  • DC 5V/12V/24V ON OFF Module Infinite Loop Cycle Delay Relay Timer DC 5V/12V/24V ON OFF Module Infinite Loop Cycle Delay Relay Timer

    12V DC ON OFF Module Infinite Loop Cycle Delay Relay Timer

    In stock
    $6.50 AUD
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  • 5V 1 Channel Relay Module Optocoupler 10A 5V 1 Channel Relay Module Optocoupler 10A

    5V 1 Channel Relay Module Optocoupler 10A

    In stock
    $2.95 AUD
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  • 6-30V Time Relay Module Switch Trigger Timer Cycle 6-30V Time Relay Module Switch Trigger Timer Cycle

    6-30V Time Relay Module Switch Trigger Timer Cycle

    In stock
    $10.50 AUD
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  • 5V 4 Channel Relay Module Optocoupler 10A 5V 4 Channel Relay Module Optocoupler 10A

    12V 4 Channel Relay Module Optocoupler 10A

    In stock
    $6.00 AUD
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  • 5V 2 Channel Relay Module Optocoupler 10A 5V 2 Channel Relay Module Optocoupler 10A

    12V 2 Channel Relay Module Optocoupler 10A

    In stock
    $3.90 AUD
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  • 12V 1 Channel Relay Module Optocoupler 10A 12V 1 Channel Relay Module Optocoupler 10A
    Sold out

    12V 1 Channel Relay Module Optocoupler 10A

    $3.10 AUD
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  • DC 5V/12V/24V ON OFF Module Infinite Loop Cycle Delay Relay Timer DC 5V/12V/24V ON OFF Module Infinite Loop Cycle Delay Relay Timer

    24V DC ON OFF Module Infinite Loop Cycle Delay Relay Timer

    In stock
    $6.50 AUD
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  • 5V 2 Channel Relay Module Optocoupler 10A 5V 2 Channel Relay Module Optocoupler 10A

    5V 2 Channel Relay Module Optocoupler 10A

    In stock
    $3.90 AUD
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  • DC 5V/12V/24V ON OFF Module Infinite Loop Cycle Delay Relay Timer DC 5V/12V/24V ON OFF Module Infinite Loop Cycle Delay Relay Timer

    5V DC ON OFF Module Infinite Loop Cycle Delay Relay Timer

    In stock
    $5.20 AUD
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  • 5V 8 Channel Relay Module Optocoupler 10A 5V 8 Channel Relay Module Optocoupler 10A

    12V 8 Channel Relay Module Optocoupler 10A

    In stock
    $11.50 AUD
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  • 5V Programmable Timer Relay 1-168 Hours (1 week max) 5V Programmable Timer Relay 1-168 Hours (1 week max)

    12V Programmable Timer Relay 1-168 Hours (1 week max)

    In stock
    $13.50 AUD
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  • 5V 4 Channel Relay Module Optocoupler 10A 5V 4 Channel Relay Module Optocoupler 10A

    5V 4 Channel Relay Module Optocoupler 10A

    In stock
    $6.00 AUD
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  • Wireless Smart Switch DC 5V-12V Home Relay Module Self-locking Wifi Wireless Smart Switch DC 5V-12V Home Relay Module Self-locking Wifi

    Wireless Smart Switch Relay DC Home Module Self-locking Wifi

    In stock
    $17.75 AUD
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  • XH-M131 Detection Sensor Photoresistor Relay Module XH-M131 Detection Sensor Photoresistor Relay Module

    5V XH-M131 Detection Sensor Photoresistor Relay Module

    In stock
    $11.00 AUD
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  • XH-M131 Detection Sensor Photoresistor Relay Module XH-M131 Detection Sensor Photoresistor Relay Module

    12V XH-M131 Detection Sensor Photoresistor Relay Module

    In stock
    $11.00 AUD
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  • 5V Programmable Timer Relay 1-168 Hours (1 week max) 5V Programmable Timer Relay 1-168 Hours (1 week max)

    24V Programmable Timer Relay 1-168 Hours (1 week max)

    In stock
    $13.50 AUD
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  • 5V 12V 16 Channel Relay Module Optocoupler 10A 5V 12V 16 Channel Relay Module Optocoupler 10A

    5V 16 Channel Relay Module Optocoupler 10A

    In stock
    $15.60 AUD
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  • Automotive Relay Base Automotive Relay Base
    Sold out

    Automotive Relay Base

    $5.50 AUD
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  • 4-Pin Automotive Relay SPDT - 12V 40A 4-Pin Automotive Relay SPDT - 12V 40A

    4-Pin Automotive Relay SPDT - 12V 40A

    In stock
    $6.50 AUD
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  • 5V 3 Channel Relay Module Raspberry Pi HAT 5V 3 Channel Relay Module Raspberry Pi HAT

    5V 3 Channel Relay Module Raspberry Pi HAT

    Very low stock (1 unit)
    $27.80 AUD
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  • ESP8266 5V WiFi Smart Relay Module with ESP-01S ESP8266 5V WiFi Smart Relay Module with ESP-01S
    Sold out

    ESP8266 5V WiFi Smart Relay Module with ESP-01S

    $9.40 AUD
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  • 5V 8 Channel Relay Module Optocoupler 10A 5V 8 Channel Relay Module Optocoupler 10A

    5V 8 Channel Relay Module Optocoupler 10A

    In stock
    $9.50 AUD
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  • 5V 12V 16 Channel Relay Module Optocoupler 10A 5V 12V 16 Channel Relay Module Optocoupler 10A

    12V 16 Channel Relay Module Optocoupler 10A

    In stock
    $15.60 AUD
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  • 4-Pin Fused Automotive Relay SPDT - 12V 30A 4-Pin Fused Automotive Relay SPDT - 12V 30A

    4-Pin Fused Automotive Relay SPDT - 12V 30A

    In stock
    $8.50 AUD
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  • 5V Programmable Timer Relay 1-168 Hours (1 week max) 5V Programmable Timer Relay 1-168 Hours (1 week max)

    5V Programmable Timer Relay 1-168 Hours (1 week max)

    In stock
    $13.50 AUD
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  • Quick Dispatch

    All orders shipped within 1-2 business days

  • Delivered from Melbourne

    Fast and reliable shipping

  • Pickup Available

    Email us at support@zaitronics.com.au to arrange pickup from Melbourne, Australia
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