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Shop the best prices on 1,819 great value 40a products. Shopping for 40a is easy with Fruugo, with SALE discounts, offers and savings on Bolongking, Dangtu Huimang Jiancai Shangmao Youxian Gongsi, Jelivey and more. Buy specialty electrical switches & relays, battery charge controllers, circuit breaker panels and more online safely with Fruugo, with secure payment and fast shipping to Singapore.

Specialty Electrical Switches & RelaysBattery Charge ControllersCircuit Breaker PanelsRemote Control Boats & WatercraftMotor Vehicle Power & Electrical Systems
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33 - 64 of 1,819
Circuit Breaker 1P Mini Air Switch MCB Overload Short Protection Accessory for Household
$16.95 Save $19.00 RRP: $35.95
DC MCB 12V 24V 48V 60V 110V Circuit Breaker Battery Protect Switch Positive Negative Short Circuit 2P 10A 20A 50A 100A 125A
$94.00 Save $85.00 RRP: $179.00
30-300amp Waterproof Car Circuit Breaker Fuse Reset For Boat Auto Dc 12v-48v
$15.95 Save $37.00 RRP: $52.95
98 Series 8a 250vac Thermal Overload Protector Switch
$50.95 Save $48.05 RRP: $99.00
DC MCB Circuit Breaker for Battery Protection, 2P, 10A-125A, Multiple Voltage Options
$89.00 Save $70.00 RRP: $159.00
Circuit Breaker MCB Isolation Switch Protection Waterproof Distribution Box DC 500V for Outdoor
$89.00
Electric Voltages Protector Voltages Guard for Safe & Secure Power Management
$26.95
Bidirectional 12A 20A 30A 40A 60A 80A 100A ESC Electric Speed Controller for Remote Controls Car Underwater Propeller
$29.95
3 Phase DIN Rail Voltmeter Ammeter Automatic Overvoltage Overcurrent Protector AC 390-500V 40A/63A
$109.00 Save $140.00 RRP: $249.00
Automatic Voltages Regulator with Display Plastic Voltages Protect for Continuous Protections Against Voltages Fluctuation
$32.95
Solar Mini Circuit Breaker 2P AC400V Photovoltaic Overload Protection Air Switch 6A-63A
$35.95 Save $23.05 RRP: $59.00
Dc Circuit Breaker 1000v 2 Pole Double Mcb Solar Pv 63 Amp
$28.95 Save $30.05 RRP: $59.00
DZ47-63 Mini Circuit Breaker MCB 2P 10A-63A AC 400V Cutout Switch for Electrical Safety
$40.95 Save $48.05 RRP: $89.00
10/20/30/40/50/60A Solar Controller 4 USB Port Solar Panel Controller with LCD Display for Acidic Battery Controller Multicolor
$45.95
20V-72V 20A 30A 40A Dual battery Parallel module for Electric Bicycle to Increase Capacity Double Battery Conector
$129.00 Save $100.00 RRP: $229.00
DDSVPD263 Adjustable SelfRecovery Automatic Reset Voltage Protection Device (40A )
$50.95 Save $68.05 RRP: $119.00
Dc Circuit Breaker 1000v 2 Pole Double Mcb Solar Pv 63 Amp-MXBC
$10.95 Save $8.00 RRP: $18.95
Portable Solar Panel Regulator 12V/24V with Double USB Port and Output for Multipurpose Solar Systems Daily Use
$25.95 Save $3.00 RRP: $28.95
Auto Sensing Solar Charge Controllers LED Screen 12V 24V Intelligent Solar Controllers for Farm Emergency Power Supply Multicolor
$54.00
Photovoltaic Controllers with High Resolution Color Screen Enhances Night Visibilities Quick Fixing for Solar Projects Multicolor
$47.95
20A/30A/40A Auto Solar Charge Battery Regulator MPPT Solar Charge Controller With LCD Display for Electronic Device Multicolor
$229.00
Advanced Sun power Controllers 12V 24V Auto Electric Recognition Waterproof Device ABS for Off House Shop Farm Multicolor
$54.00
Advanced Solar System Controllers Weather Resistant Designs LCD Screen Solar Charge Controllers for Boats Cabins Multicolor
$47.95
MPPT Solar Panel Charge Regulator 20A/30A/40A Auto Solar Charge Battery Regulator for Electronic Device Easy to Use Multicolor
$229.00
20A/30A/40A Auto Solar Charge Battery Regulator MPPT Solar Charge Controller With LCD Display for Electronic Device Multicolor
$229.00
12V/24V MPPT Solar Charging Controller 10A 20A 30A 40A 50A 60A for Battery Street Light Sun Control Outdoor Lighting Multicolor
$46.95
Reliable Brushless Upgrades High Performances Brushless Electronic Speed Controller for Helicopters & Aircraft
$30.95
Strong Solar Streets Light Controllers 30-100A ABS with Multiple Protections High Efficiency Solar Charging Systems Multicolor
$59.00
Mppt Solar Charge Controller 40a 70a 100a With Lcd Dual Usb Max 5v 2a Output 12v 24v Auto Solar Regulator Pv Max 50vdc
$36.95
Automatic Solar Charge Controllers 12V 24V LED Display High Efficiency Control Device for Camping Home Energy Systems Multicolor
$54.00
DC Converter 48V 36V to 12V 30A 40A 60A 70A DC/DC Step Down Voltage Converter Regulator Power Adapter Transformer Multicolor
$139.00
Voltage Regulator DC24V to 12V Converter for Truck Yacht and Other Vehicles Heat Resistant and Short Circuit Protections Multicolor
$59.00