Sonoff MINI Dry Wi-Fi Smart Switch is the top pick among smart relays under $30, rated 4.7 stars across 968 customer reviews.
SonoffMINI Dry Wi-Fi Smart Switch
4.7(968)$14.90
ShellyShelly 1 Mini Gen3
4.5(4,752)$17.99
ShellyPM Mini Gen3
4.6(1,350)$14.49
ShellyShelly 2PM Gen3
4.7(539)$24.99
ShellyShelly 1 Gen3
4.5(1,043)$22.99
ShellyShelly 1 Mini Gen4
4.5(764)$24.98
ShellyShelly 1 Gen4
4.4(1,092)$24.99
ShellyShelly 1PM Gen4
4.6(501)$28.99- Price alerts
Relays under $30, updated as prices fall
We check the price of every Relay in the catalog daily, and email you the ones that drop into this range.
SonoffZBMINI-L2 Extreme Zigbee Smart Switch
4.3(1,294)$17.99
ShellyShelly 1PM Mini Gen4
4.5(417)$27.99
SonoffZBMINI ZigBee Smart Switch
4.1(851)$17.99
SonoffMINI Duo 2
4.6(262)$17.90
ShellyShelly Plus 1PM
4.6(167)$27.49
AqaraSingle Switch Module T1 (With Neutral)
4.5(151)$16.04
SonoffMINI Duo-L
4.2(195)$21.90
ShellyShelly i4 Gen3
4.4(125)$19.99
SwitchBotRelay Switch 1
4.4(99)10% OFF$12.99$11.74
SonoffMINI ONE PM Zigbee Smart Switch
4.6(66)$19.90
MoesSmart Light Switch Module No Neutral
$13.99
SonoffMINI ONE Zigbee Smart Switch
$17.90
SonoffMINI ONE PM Matter Over WiFi Smart Switch
$19.90
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Frequently asked questions
What are the best smart relays under $30?
Sonoff MINI Dry Wi-Fi Smart Switch, Shelly 1 Mini Gen3 and Shelly PM Mini Gen3 lead our ranking of smart relays under $30, ordered by customer rating weighted by how many reviews back it. The full list compares 21 products in this price range.
How many smart relays cost less than $30?
This page tracks 21 smart relays under $30 from 5 brands, with prices starting at $11.74.
Are these prices up to date?
Prices come from each product's Amazon listing and are re-checked continuously, so every card shows the latest price we have. A product whose price rises above $30 drops off this list on the next update.
Looking for more than $30?
See all the relays in the catalog, compared side by side on specs, price and rating.