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Blue Specialty Electrical Switches & Relays

Shop the best prices on 720 great value blue specialty electrical switches & relays. Shopping for specialty electrical switches & relays is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Jaycar and No Brnad. Buy specialty electrical switches & relays online safely with Fruugo, with secure payment and fast shipping to Canada.

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1 - 32 of 720
Bluetooth Proximity Switch Single-Channel 30A Relay Module, Sensor Switch, Unlock with Phone Approach, 5-32V Input
$14.95 Save $8.00 RRP: $22.95
DC 12V Adjustable Timer Delay Turn OFF Module Timing Relay Time Switch 1-10sec Delay Off Switch Module
$7.95 Save $4.00 RRP: $11.95
RTD PT100 Temperature Transmitter Module Thermal Resistance -50-100C DC24V Output 4-20MA
$10.95
SW04-W Four-Channel Remote Network Control WiFi Relay Mobile Phone Switch Module 250VAC 10A US Plug
$29.95
0.91inch OLED 128x32 I2C IIC Blue OLED Display Module for RPI 1, B+, 2, 3 and Zero
$10.95 Save $6.00 RRP: $16.95
10Pcs ME-8108 Momentary Roller Arm Type Limit Switch for CNC Mill 5A 250V ME8108 Mini Switch
$38.95
RTD PT100 Temperature Transmitter Module Thermal Resistance -50-100C DC24V Output 4-20MA
$9.95
1Pcs Waterproof Travel Switch ME-9101 Momentary Limit Switch 1NC/1NO 5A/250VAC
$7.95
6 Way Temperature Acquisition Module Type K Modbus Thermocouple Input RS485 Ethernet Gateway Watchdog DNS Industrial
$84.00
8 Way Temperature Acquisition Module Modbus RS485 PT100 RTD Gateway Watchdog DNS Industrial
$74.00 Save $10.00 RRP: $84.00
SW04-W Four-Channel Remote Network Control WiFi Relay Mobile Phone Switch Module 250VAC 10A US Plug
$29.95
8 Way Temperature Acquisition Module Modbus RS485 PT100 RTD Gateway
$59.00
DC 12V ESP8266 ESP-01 4-Channel Relay Module WiFi Module for IoT Smart Home Mobile Phone APP Controller WiFi Relay unbrand
$15.95
WiFi 6 Smart Switch Smart Home DIY Breaker Relay with Dry Contact DC/AC Neutral/Live Contact Relay Function Control
$22.95 Save $10.00 RRP: $32.95
LCUS-2 Type Two-Way USB Relay Module Intelligent Control USB Switch USB Control Relay for Electronics unbrand
$10.95
AC 3A/250V 6A/125V 6 Pin DPDT On/On 2 Position Mini Toggle Switch Blue
$6.95 Save $1.00 RRP: $7.95
4Pcs Waterproof Travel Switch ME-9101 Momentary Limit Switch 1NC/1NO 5A/250VAC
$14.95 Save $9.00 RRP: $23.95
3X 12V 20A Winch in Winch Out ON-OFF-ON Rocker Switch 7 Pin LED Blue
$13.95 Save $8.00 RRP: $21.95
2X 660V 20A Switch 4-Position 2 Pole Rotary Selector Rotary Cam Changeover Switch Electric Motor Reversing Switch
$21.95 Save $12.00 RRP: $33.95
5X Modbus Rtu 4 Ch Relay Module Input 485 Ttl Uart Communication 4-Channel Input 7-24V Relay Module
$59.00 Save $35.00 RRP: $94.00
6X 12V 20A Winch in Winch Out ON-OFF-ON Rocker Switch 7 Pin LED Blue
$21.95 Save $13.00 RRP: $34.95
5X 12V DC Delay Relay Delay Turn On / Delay Turn Off Switch Module with Timer
$14.95 Save $9.00 RRP: $23.95
20Pcs ME-8104 Momentary Roller Arm Type Limit Switch for CNC Mill 5A 250V ME8104 Mini Switch
$79.00 Save $50.00 RRP: $129.00
2X Xh-M203 Full Automatic Water Level Controller Pump Switch Module Ac/Dc 12V Relay Sensors
$11.95 Save $6.00 RRP: $17.95
2X AC 3A/250V 6A/125V 6 Pin DPDT On/On 2 Position Mini Toggle Switch Blue
$6.95 Save $3.00 RRP: $9.95
2Pcs Waterproof Travel Switch ME-9101 Momentary Limit Switch 1NC/1NO 5A/250VAC
$10.95 Save $6.00 RRP: $16.95
2X DC 6-30V Support Micro-USB 5V LED Display Automation Cycle Delay Timer Control Off Switch Delay Time Relay
$9.95 Save $5.00 RRP: $14.95
3X Xh-M203 Full Automatic Water Level Controller Pump Switch Module Ac/Dc 12V Relay Sensors
$13.95 Save $9.00 RRP: $22.95
3X 12V DC Delay Relay Delay Turn on / Delay Turn Off Switch Module with Timer
$11.95 Save $6.00 RRP: $17.95
4X 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module
$32.95 Save $20.00 RRP: $52.95
4X 12V 20A Winch in Winch Out ON-OFF-ON Rocker Switch 7 Pin LED Blue
$16.95 Save $9.00 RRP: $25.95
4X 5V-24V 8A Smart Intelligent LED Light Dimmer Capacitive Sensor Module PCBALED Dimming Control Touch Switch
$13.95 Save $8.00 RRP: $21.95