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Shop the best prices on 2,641 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 motor vehicle engine parts, notebooks & notepads, motor vehicle lighting and more online safely with Fruugo, with secure payment and fast shipping to New Zealand.

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513 - 544 of 2,641
CNC YCB6H-63 1P/2P/3P Miniature Circuit Breaker MCB Din Rail Mount Breaking Capacity 6A/10A/16A/20A/25A/32A/40A/50A/63A
$54.00 Save $25.00 RRP: $79.00
20-150amp Circuit Breaker Dual Battery Ip67 12v-24v Fuse Manual Reset Waterproof-Yvan
$23.95 Save $10.00 RRP: $33.95
Dc Circuit Breaker 1000v 2 Pole Double Mcb Solar Pv 63 Amp
$21.95 Save $97.05 RRP: $119.00
KUOYUH 98 Series New Origina 3A 4A 5A 6A 7A 8A 9A 10A 11A 12A 13A 15A 16A 18A 20A 25A 30A 35A 50A overload overcurrent protector
$69.00 Save $170.00 RRP: $239.00
20-150amp Circuit Breaker Dual Battery Ip67 12v-24v Fuse Manual Reset Waterproof
$24.95 Save $104.05 RRP: $129.00
CHNT CHINT NXB-63 2P AC 230/400V Miniature Circuit Breaker C 6 10 16 20 25 32 40 63A Overload Protector DZ47 C Style Air Switch
$104.00 Save $35.00 RRP: $139.00
10/20/30/40/50/60A LCD Display Controller Solar Charge Controller Management For Outdoor Lighting Project Multicolor
$69.00
Heavy Duty Circuit Breaker Battery Disconnect Device Durable Circuit Switches Plastic for Automotive Applications Multicolor
$45.95
Bolt-down Automotive Fuse BF1 Series Auto Fuse 30A 40A 50A 60A 80A 100A 125A 150A 175A 200A Flat Type Fuse Rated 32V LITTELFUSE Jelivey
$109.00
DIY 40/100A NY-D01 Spot Welding Control Board STM8 Industrial Microcontroller Centered Welder Controller Panel Multicolor
$59.00
Practical Solar Panel Regulator 12V/24V with Double USB Port and Intelligent Charging for Enthusiasts and Home Use Multicolor
$50.95
Sturdy 1 Poles Conditioner Contactors 25A/40.0A 24V Coils Flame Retardant Housing for Compressor Motor Control Multicolor
$59.00
20A/30A/40A MPPT Solar Charge Controller With LCD Display Auto Solar Panel Charging Regulator Ensure Efficient Charging Multicolor
$339.00
2P 4P 32a-63a type automatic ats dual power transfer switch Transfer Switch 4P Power Transfer Switch Circuit Breakers 380V MCB
$209.00 Save $60.00 RRP: $269.00
Din Rail Dual Display Adjustable Over Voltage Current and Under Voltage Protective Device Protector Relay 40A 63A 80A 220V 230V
$89.00 Save $30.00 RRP: $119.00
ETEK RCBO Type A Residual Automatic Circuit Breaker 6KA 1P+N 2P 16a 20a Curve CWith Over Current Leakage Protection 30mA EKL9-40
$89.00 Save $30.00 RRP: $119.00
32A household circuit breaker 63A 1P 2P 3P 4P single-phase three-phase C45 air switch air switch DZ47
$109.00 Save $40.00 RRP: $149.00
DC 1000V Solar Mini Circuit Breaker Overload Protection Switch 6A/10A/16A/20A/25A/32A/40A/50A/63A 2P DC1000V Photovoltaic MCB PV
$84.00 Save $35.00 RRP: $119.00
DC36V 48V Step Down to 24V 30A/40A/55A/65A Converter Voltage Reducer Regulator Transformering Power Supply Modules Multicolor
$169.00
Kuoyuh 98 Series 15a Manual Reset Thermal Overload Protector 3a - 50a Straight Pin Circuit Breaker 26s
$99.00 Save $100.00 RRP: $199.00
25-26 Straight pin circuit breaker for Kuoyuh 98 Series manual reset 15A
$94.00 Save $95.00 RRP: $189.00
2026 2P 32A 10/30/100/300mA Type A RCCB RCD ELCB Electromagnetic Residual Current Circuit Breaker Differential Breaker Safety Switch
$119.00 Save $110.00 RRP: $229.00
26-27 1P Din Rail WIFI Smart Energy Meter Power Consumption kWh Meter Circuit Breaker Time Timer Switch Relay Voltmeter for Smart Home
$119.00 Save $110.00 RRP: $229.00
2026 CHINT Residual Current Operated Circuit Breaker Leakage Protective Circuit Breaker RCBO DZ47LE NXBLE
$139.00 Save $140.00 RRP: $279.00
Electric Water Heater Limiter 250V Ensures Safe Operating Temperatures Commercial Safety Device Plastic Texture
$35.95
PowMr 12V 24V DC Circuit Breaker 20A 30A 40A 50A 60A 80A 100A Home Solar System Waterproof Mini Circuit Breaker Fuse Inverter
$79.00 Save $25.00 RRP: $104.00
1P 2P TUYA APP Zigbee WIFI Smart Energy Power Consumption kWh Meter Circuit Breaker Time Relay Switch Leakage Voltage Protection 2025
$129.00 Save $130.00 RRP: $259.00
Bolt-down Automotive Fuse BF1 Series Auto Fuse 30A 40A 50A 60A 80A 100A 125A 150A 175A 200A Flat Type Fuse Rated 32V LITTELFUSE
$109.00
Motor Protection Miniature Circuit Breaker DC 500V MCB For Generators Solar 16A 32A 25A 40A 50A 63A
$54.00 Save $25.00 RRP: $79.00
Tuya wifi smart Life Circuit Breaker Timer Remote Control APP Smart Automatic Intelligent Interruptor 1P-4P with Alexa google
$169.00 Save $60.00 RRP: $229.00
Auto Car marine 200A DC 48V Surface Mount Battery Overload Protector Circuit Breaker
$74.00 Save $25.00 RRP: $99.00
230V 40A 63A Adjustable Over Voltage Under Voltage Reclosing Protector Relay Limit Over Current Protection Dual Digital Display
$59.00 Save $25.00 RRP: $84.00