Specialty electrical switches & relays

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GLEDOPTO GL-DR-001M Matter Din Rail Relay Switch ON OFF Function WiFi App Voice Control 16A Max Housekeeping Appliance

$29.38

at Bang Good

8-way Photoelectric Isolation Module Voltage Isolation Board Control Transfer Drive Board 817 Optocoupler Module

$11.01

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SMATRUL 20A 4000W WiFi RF433 Smart Switch For Hot Water Heater AI Assistant Tuya Wall Switch Power Monitor Voice & APP R

$34.53

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WiFi Relay Module with ESP8266 ESP-01S WIFI Module Relay Remote Control Switch 5V Timer Wifi Relay

$9.54

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12V 14A Dual Battery Smart Isolator Voltage Sensitive Relay VSR Smart Switch for Car ATV UTV Boats RV Camper Truck

$25.71

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433Mhz Transmitter Wireless Remote Control Switch 6V 4CH Channel

$10.27

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220V 40A/63A Adjustable Voltage Relay with Over Under Voltage Protection Over Current Limit Precision Wattmeter Energy M

$20.56

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3Pcs Geekcreit® DC 12V LED Display Digital Delay Timer Control Switch Module PLC

$26.44

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5V12V/24V 1-Way Relay Module Isolated Drive Control High Level Drive Board

$10.27

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SSR -25DD/ 40DD DC Control DC SSR White Shell Single Phase Solid State Relay

$13.21

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2000W 220V Speed Controller SCR Voltage Regulator Dimming Dimmer Thermostat Module Board

$11.74

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Zemismart WiFi Smart Relay Switch 1 Gang with Power Monitor Neutral Required Work with Tuya App Smart Life App

$23.50

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Dual Display 40A 63A 80A 230V Din Rail Adjustable Digital Over Under Voltage Relay Surge Protector Limit Over Current Pr

$16.15

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10pcs Roller Lever Arm PCB Terminals Micro Limit Normal Open/Close Switch KW12-3

$10.27

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TOMZN TUYA SmartLife WIFI Smart ATS Dual Power Automatic Transfer Selector Switch Uninterrupted 2P 63A 100A 125A

$82.30

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Smart Home AC110V 220V Single1 Channel Remote Controller Receiver Wireless RF Radio Frequency Hall Bedroom Light Switch

$15.42

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433MHz Wireless Remote Control Switch DC 12V 10A 1CH Relay Module Receiver ON OFF Remote Control for Gate Led Lights Bul

$10.57

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30pcs NE555 NE555P NE555N 555 Timers DIP-8 TEXAS IC Chip

$11.74

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Smart Wifi Switch Relay Module eWeLink APP Remote Control DC5V DC12V Wireless Delay Self-Lock Smart Home Automation Rela

$11.23

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Digital Time Switch Programmable Industrial Relay Timer 7 Day A Week Control Automation

$26.99

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at Crazy Sales