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Power & Electrical Supplies 40A

Shop the best prices on 468 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 Singapore.

Circuit Breaker PanelsElectrical SwitchesSolar Energy KitsVoltage Transformers & RegulatorsPower Converters
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1 - 32 of 468
Tuya Wifi Smart Circuit Breaker Power Metering 1p 63a Din Rail For Smart Home Wireless Remote Control Switch By App Tongou
$44.95 Save $49.05 RRP: $94.00
Tuya Smart WiFi Circuit Breaker, 10A-80A 3P, Remote Control Intelligent Switch for Smart Home
$30.95 Save $43.05 RRP: $74.00
Chyt Nbt1-63 Ac Mcb 1p 2p 3p 4p 230/400v 63a 6ka C Type Household Air Switch Mini Circuit Breaker
$33.95 Save $45.05 RRP: $79.00
Auto Waterproof Circuit Breaker, 12v-24v Dc In-line Fuse Holder, Manual Reset Switch Car Audio Fuse
$16.95
30A 40A 50A 60A 80A 100A 150A 200A 250A 300A Circuit Breaker Overload Protector
$29.95
Dual Displays Self-reset Protector Overvoltage Undervoltage Current Adjustable Circuit Breaker Automatic Reclosure Switch
$35.95 Save $8.00 RRP: $43.95
PV Circuit Breaker 1P Mini Magnetic System Quick Trip DC Circuit Isolator for Solar System
$22.95 Save $36.05 RRP: $59.00
Automatic Transfer Switch 2P ATS CB Grade Dual Power Electrical Selector Switch 230V
$119.00 Save $150.00 RRP: $269.00
Circuit Breaker MCB Isolation Switch Protection Waterproof Distribution Box DC 500V for Outdoor
$104.00 Save $125.00 RRP: $229.00
3P Plus N Leakage Protection Air Switch Double Locking Clip Residential Current Circuit Breaker AC 400V
$69.00 Save $90.00 RRP: $159.00
DC36V 48V to 24V 30A/40A/55A/65A Step Down Reducer Power Converter Modules
$104.00
3pcs DZ47-63Z DC1000V 4P MCB Breaker Photovoltaic Air Switch Overload Leakage Short Circuit Protector
$109.00 Save $130.00 RRP: $239.00
DZ47LE-63 Circuit Breaker 10-63A for Household
$12.95 Save $28.00 RRP: $40.95
Circuit Breaker MCB Isolation Switch Protection Waterproof Distribution Box DC 500V for Outdoor
$94.00
Auto Circuit Breaker Reset Fuse Inverter Fuse Holder Inline Fuse Block 20-100 Amp
$15.95 Save $19.00 RRP: $34.95
Miniature Residual Current Circuit Breaker 1 Pole 400V Electric Leakage Protector DIN Rail Mount DZ47-63 for Household Use
$18.95 Save $20.00 RRP: $38.95
Circuit Breaker Auto Reset Fuse Holder Copper Waterproof Automatic Switch Red DC12‑42V
$20.95 Save $23.00 RRP: $43.95
Auto Circuit Breaker Reset Fuse Inverter Fuse Holder Inline Fuse Block 20-100 Amp
$52.95 Save $6.05 RRP: $59.00
2025 2p 16a 63a 10ma 30ma 100ma 6ka Rccb Rcd 230v Electromechanic Residual Current Circuit Breaker Differential Breaker Safety Switch Tw unbrand
$46.95 Save $22.05 RRP: $69.00
2025 Tuya Smart WiFi Circuit Breaker with 10A-80A 3P Remote Control and Intelligent Switch for Smart Home Management
$129.00 Save $130.00 RRP: $259.00
Automatic Reset Circuit Breaker Reset Dual Battery Fuse Stud Bolt 20/30/40/50A
$21.95
Fsw DZ47 1/2/3/4 Pole 3A/6A/10A/16A/20A/32A/40A/50A/63A 400V C Type Mini Circuit Breaker MCB
$32.95 Save $6.00 RRP: $38.95
Miniature Residual Current Circuit Breaker 1 Pole 400V Household Electric Leakage Protector DIN Rail Installation DZ47-63
$16.95
Auto Circuit Breaker Reset Fuse Inverter Fuse Holder Inline Fuse Block 20-150 Amp
$23.95 Save $24.00 RRP: $47.95
Hara DZ47LE-63-1P 10/16/20/32/40/63A Circuit Breaker Household Leakage Protector
$26.95
40A/63A Protector Relay- Reset Protector Over Voltage Current Protective Device
$31.95
Tuya WiFi Intelligent Circuit Breaker Wireless Remotes Control Switch Mobilephone APP Remotes Viewin
$69.00 Save $90.00 RRP: $159.00
PWM Solar Charge Controller Regulator Adapt to 3 Kinds of Batteries 10A-60A
$29.95 Save $12.00 RRP: $41.95
Dc Circuit Breaker 1000v 2 Pole Double Mcb Solar Pv 63 Amp
$24.95 Save $22.00 RRP: $46.95
1pc Miniature Residual Current Circuit Breaker 1 Pole 400v Household Electric Leakage Protector Din Rail Installation Dz47-63
$20.95 Save $25.00 RRP: $45.95
Min Circuit Breaker 6A/20A/25A/40A DIN Rail Mount Overload Protection Switch
$27.95 Save $13.00 RRP: $40.95
Wifi 2P DIN Rail Mount Remote Control Smart Circuit Breaker Switch with Timing Delay Function AC230V 26-27s
$119.00 Save $120.00 RRP: $239.00