Lilygo - T-Relay 4

Lilygo TTGO T-Relay 4 Channels

Regular price $38.50
Sale price $38.50 Regular price
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Lilygo TTGO T-Relay 4 Channels

Lilygo TTGO T-Relay 4 Channels

Regular price $38.50
Sale price $38.50 Regular price
Unit price
Product description
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Shipping & Returns
Product description
This 4 channel Relay board comes with an ESP32 ready for controlling the relays. All spare GPIO pins are broken out on the development header. This ESP32 device has ample PSRAM and would happily drive a large sized SPI LCD Screen.

Compatible with Tasmota, ESPHome, ESPEasy or any other of the ESP32 based platforms. A very easy way to get some relays into Home Assistant, OpenHab or other automation platforms.

To flash this device you will require the T-U2T downloader, you can grab this bundled when adding to cart. You only need a single unit of this programming device and its also compatible with many of the other Lilygo boards that requires this USB adapter.
  • MCU: ESP32-Wrover-B Flash: 4MB PSRAM: 8MB
  • Wireless: Wi-Fi: 802.11 b / g / n
  • Bluetooth : V4.2 BR / EDR and BLE
  • Protocol Support: UART, SPl, l2C, CAN, l2S, SDIO
  • External power supply voltage input range: 5V (USB) or DC 12 ~ 24V (Terminal)
  • Working temperature: -40 ~ 80 ℃
  • Built-in functions: four relays with status LED, optocoupler isolation, 16 expansion IOs.
  • Standard power consumption: 360 to 450 mw
  • Maximum response / release time: 8ms / 5ms
  • Maximum operating current: 10A@24VDC or 10A(NO)/6A(NC)@250VAC
  • *Requires T-U2T downloader for programming/flashing.
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Shipping & Returns

All orders will ship next business day with fast tracked shipping.

All stock ships from our location in Melbourne, Vic  (unless item is listed as pre-order or special order item).

Shipping Rates (Australia)

  • Free standard shipping on orders over $99 excluding orders with bulky items
  • $10 Flat rate standard shipping on most orders (2-6+ days to most locations)
  • $15 Express shipping (1-2+ days to metro locations)
  • For orders with bulky or heavy items exact shipping costs will be calculated at checkout.

We use Sendle or Australia Postage for all deliveries.

Shipping Rates (New Zealand)

  •  Calculated based on order weight. (estimate 5-14 days).

Shipping rates (International)

We offer International shipping to most countries, including New Zealand.
The shipping rate will be calculated at checkout based on order weight. The customer will be responsible for any import duties or taxes. Free shipping does not apply on international orders at this time. If your country is not  available for automatic calculation at checkout please contact us for a quote

Buyer protection

Depending on your chosen payment method, your order should be covered by either Shopify or Paypal buyer protection schemes, please see their respective policies for more details.


We offer FREE basic technical support on all orders to help you get up and running with your purchase. Please contact us with any questions you may have.

Return Policy

We want you to be 100% satisfied with your order, we accept returns for any reason including change of mind. Please contact us with in 30 days of delivery of your order to initiate a return. Once your return is approved we will provide instructions on how to return your items.

Once your items have been received and inspected you will receive a full refund (excluding original postage costs) back to your original payment method. Items must be unused and include all original packaging to be eligible for a refund.

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