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Power & Electrical Supplies 40A

Shop the best prices on 90 great value 40a power & electrical supplies. Shopping for power & electrical supplies is easy with Fruugo, with SALE discounts, offers and savings on Zhouxixi. Buy power & electrical supplies online safely with Fruugo, with secure payment and fast shipping to Canada.

Circuit Breaker PanelsElectrical SwitchesVoltage Transformers & RegulatorsSolar Energy KitsPower Converters
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1 - 32 of 90
2-Pole 30mA Miniature Circuit Breaker 400V Household Leakage Protection DIN Rail Mountable Electrical Safety Device
$26.95 Save $32.05 RRP: $59.00
AC DC Transformer 5V 24V Power Supply 12V Alimentation 1A 2A 3A 5A 10A 15A 20A 220V To 12V 3 5 9 15 18 24 36 48 V Power Supply
$20.95 Save $4.00 RRP: $24.95
Brand 30a 40a 50a 60a 70a 80a 100a 120a 150a 200a 250a 300a Amp Circuit Breaker Fuse Reset 12-48v Dc Car Boat Auto Waterproof
$50.95 Save $38.05 RRP: $89.00
for Tuya WiFi Intelligent Din Rail Circuit Breaker - Wireless Remote Control, App Viewing & Timing Function unbrand
$94.00 Save $35.00 RRP: $129.00
Miniature Residual Current Circuit Breaker 2 Poles 30ma 400v Household Electric Leakage Protector Din Rail Installation Dz47le-63
$119.00 Save $150.00 RRP: $269.00
Single Phase Solid State Relay Single Phase SSR DC Control AC Solid State Relay 80A
$10.95 Save $5.00 RRP: $15.95
16A 63A 10mA 30mA 100mA 6KA RCCB RCD 230V Electromechanic Residual Current Circuit Breaker Differential Breaker Safety Switch
$50.95 Save $18.05 RRP: $69.00
Tuya WiFi Intelligent Circuit Breaker Wireless Remotes Control Switch Mobilephone APP Remotes Viewin
$64.00 Save $65.00 RRP: $129.00
Automotive Marine Circuit Breaker with Manual Reset Surface-Mount for Trolling Boat Motor Battery Thermal 12V-48V DC Waterproof
$54.00 Save $20.00 RRP: $74.00
Car Marine Circuit Breaker with Manual Reset Surface-Mount for Audio Marine Boat Truck Trolling Motor Speaker Resettable Fuse
$54.00 Save $20.00 RRP: $74.00
Miniature Residual Current Circuit Breaker 1 Pole 400V Household Electric Leakage Protector DIN Rail Installation DZ47-63
$16.95
Single Phase Solid State Relay Single Phase SSR DC Control AC Solid State Relay 80A
$11.95 Save $6.00 RRP: $17.95
Miniature Residual Current Circuit Breaker 1 Pole 400V Household Electric Leakage Protector DIN Rail Installation DZ47-63 unbrand
$42.95 Save $2.00 RRP: $44.95
CORUI ZigBee Tuya Smart Circuit Breaker 1P 10/16/25/32/40/63A DIN Rail With Metering Support Smart Life Alexa Google Home Alice
$84.00 Save $20.00 RRP: $104.00
Miniature Residual Current Circuit Breaker 1 Pole 400V Household Electric Leakage Protector DIN Rail Installation DZ47-63
$16.95
WDYK 10A 2P Tuya Zigbee Smart Circuit Breaker Remote Control Automatic Intelligent Interruptor
$119.00 Save $120.00 RRP: $239.00
4P Tuya Zigbee Smart Circuit Breaker Remote Control Automatic Switch Overload Short Circuit
$149.00 Save $140.00 RRP: $289.00
Miniature Residual Current Circuit Breaker 1 Pole 400V Household Electric Leakage Protector DIN Rail Installation DZ47-63
$16.95
2P+2P AC Dual Power Manual fer Switch Circuit Breaker MCB 50HZ/60HZ
$18.95 Save $17.00 RRP: $35.95
RCCB RCD 2P 4P 63A 10mA 30mA 6KA 230/400V Electromechanic Residual Current Circuit Breaker Differential Breaker Safety Switch
$50.95 Save $18.05 RRP: $69.00
Single Phase Solid State Relay Single Phase SSR DC Control AC Solid State Relay
$9.95 Save $8.00 RRP: $17.95
10A/20A/30A/40A/70A/100A Auto Solar Charge Controller
$39.95 Save $39.05 RRP: $79.00
4X TOMZN 2P+2P MTS TOMZN AC Dual Power Manual Transfer Switch Circuit Breaker MCB 50HZ/60HZ, 40A
$109.00
DZ47LE-63-1P 10/16/20/32/40/63A Circuit Breaker Household Leakage Protector
$21.95
Adjustable Digital Voltage Relay 220V 40A/63A Household Circuit Breaker Surge Protector Limit Over And Under Current Protection
$23.95 Save $5.00 RRP: $28.95
Direct Voltage Reducer 24Volt Step Down to 12Volt VoltBuck Regulator Voltage Transformer Direct Volt
$79.00 Save $25.00 RRP: $104.00
Fsw DZ47 1/2/3/4 Pole 3A/6A/10A/16A/20A/32A/40A/50A/63A 400V C Type Mini Circuit Breaker MCB
$31.95 Save $6.00 RRP: $37.95
AC90-300V WiFiSmart Circuit Breaker over Current Under Voltage Protection Power Metering Wireless RemoteControl Switch,A
$36.95 Save $22.05 RRP: $59.00
Tuya Din Rail Smart WiFi Switch Wireless Mobile Phone Remote Control 3 Timing Modes Function for Household Appliances Suitable f
$45.95 Save $8.05 RRP: $54.00
2025 2p 16a 63a 10ma 30ma 100ma 6ka Rccb Rcd 230v Electromechanic Residual Current Circuit Breaker Differential Breaker Safety Switch Tw
$69.00
Weideer 2pcs Ac Circuit Breaker Dz47-63 C32 400v 2 Poles 32a Din Rail Mount
$104.00
Car Audio 100 Amp Resettable Fuse Circuit Breaker AGU Amplifier Fuse Holder Truck Audio System Fuse 12-24V DC 100A
$54.00 Save $20.00 RRP: $74.00